Merge branch 'develop' of https://github.com/frappe/erpnext into loan_bank_reco
diff --git a/erpnext/accounts/report/gross_profit/gross_profit.js b/erpnext/accounts/report/gross_profit/gross_profit.js
index 2ba649d..158ff4d 100644
--- a/erpnext/accounts/report/gross_profit/gross_profit.js
+++ b/erpnext/accounts/report/gross_profit/gross_profit.js
@@ -8,20 +8,22 @@
 			"label": __("Company"),
 			"fieldtype": "Link",
 			"options": "Company",
-			"reqd": 1,
-			"default": frappe.defaults.get_user_default("Company")
+			"default": frappe.defaults.get_user_default("Company"),
+			"reqd": 1
 		},
 		{
 			"fieldname":"from_date",
 			"label": __("From Date"),
 			"fieldtype": "Date",
-			"default": frappe.defaults.get_user_default("year_start_date")
+			"default": frappe.defaults.get_user_default("year_start_date"),
+			"reqd": 1
 		},
 		{
 			"fieldname":"to_date",
 			"label": __("To Date"),
 			"fieldtype": "Date",
-			"default": frappe.defaults.get_user_default("year_end_date")
+			"default": frappe.defaults.get_user_default("year_end_date"),
+			"reqd": 1
 		},
 		{
 			"fieldname":"sales_invoice",
diff --git a/erpnext/accounts/report/gross_profit/gross_profit.json b/erpnext/accounts/report/gross_profit/gross_profit.json
index 76c560a..0730ffd 100644
--- a/erpnext/accounts/report/gross_profit/gross_profit.json
+++ b/erpnext/accounts/report/gross_profit/gross_profit.json
@@ -1,5 +1,5 @@
 {
- "add_total_row": 0,
+ "add_total_row": 1,
  "columns": [],
  "creation": "2013-02-25 17:03:34",
  "disable_prepared_report": 0,
@@ -9,7 +9,7 @@
  "filters": [],
  "idx": 3,
  "is_standard": "Yes",
- "modified": "2021-11-13 19:14:23.730198",
+ "modified": "2022-02-11 10:18:36.956558",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Gross Profit",
diff --git a/erpnext/accounts/report/gross_profit/gross_profit.py b/erpnext/accounts/report/gross_profit/gross_profit.py
index 84effc0..b03bb9b 100644
--- a/erpnext/accounts/report/gross_profit/gross_profit.py
+++ b/erpnext/accounts/report/gross_profit/gross_profit.py
@@ -70,43 +70,42 @@
 		data.append(row)
 
 def get_data_when_not_grouped_by_invoice(gross_profit_data, filters, group_wise_columns, data):
-	for idx, src in enumerate(gross_profit_data.grouped_data):
+	for src in gross_profit_data.grouped_data:
 		row = []
 		for col in group_wise_columns.get(scrub(filters.group_by)):
 			row.append(src.get(col))
 
 		row.append(filters.currency)
-		if idx == len(gross_profit_data.grouped_data)-1:
-			row[0] = "Total"
 
 		data.append(row)
 
 def get_columns(group_wise_columns, filters):
 	columns = []
 	column_map = frappe._dict({
-		"parent": _("Sales Invoice") + ":Link/Sales Invoice:120",
-		"invoice_or_item": _("Sales Invoice") + ":Link/Sales Invoice:120",
-		"posting_date": _("Posting Date") + ":Date:100",
-		"posting_time": _("Posting Time") + ":Data:100",
-		"item_code": _("Item Code") + ":Link/Item:100",
-		"item_name": _("Item Name") + ":Data:100",
-		"item_group": _("Item Group") + ":Link/Item Group:100",
-		"brand": _("Brand") + ":Link/Brand:100",
-		"description": _("Description") +":Data:100",
-		"warehouse": _("Warehouse") + ":Link/Warehouse:100",
-		"qty": _("Qty") + ":Float:80",
-		"base_rate": _("Avg. Selling Rate") + ":Currency/currency:100",
-		"buying_rate": _("Valuation Rate") + ":Currency/currency:100",
-		"base_amount": _("Selling Amount") + ":Currency/currency:100",
-		"buying_amount": _("Buying Amount") + ":Currency/currency:100",
-		"gross_profit": _("Gross Profit") + ":Currency/currency:100",
-		"gross_profit_percent": _("Gross Profit %") + ":Percent:100",
-		"project": _("Project") + ":Link/Project:100",
-		"sales_person": _("Sales person"),
-		"allocated_amount": _("Allocated Amount") + ":Currency/currency:100",
-		"customer": _("Customer") + ":Link/Customer:100",
-		"customer_group": _("Customer Group") + ":Link/Customer Group:100",
-		"territory": _("Territory") + ":Link/Territory:100"
+		"parent": {"label": _('Sales Invoice'), "fieldname": "parent_invoice", "fieldtype": "Link", "options": "Sales Invoice", "width": 120},
+		"invoice_or_item": {"label": _('Sales Invoice'), "fieldtype": "Link", "options": "Sales Invoice", "width": 120},
+		"posting_date": {"label": _('Posting Date'), "fieldname": "posting_date", "fieldtype": "Date", "width": 100},
+		"posting_time": {"label": _('Posting Time'), "fieldname": "posting_time", "fieldtype": "Data", "width": 100},
+		"item_code": {"label": _('Item Code'), "fieldname": "item_code", "fieldtype": "Link", "options": "Item", "width": 100},
+		"item_name": {"label": _('Item Name'), "fieldname": "item_name", "fieldtype": "Data", "width": 100},
+		"item_group": {"label": _('Item Group'), "fieldname": "item_group", "fieldtype": "Link", "options": "Item Group", "width": 100},
+		"brand": {"label": _('Brand'), "fieldtype": "Link", "options": "Brand", "width": 100},
+		"description": {"label": _('Description'), "fieldname": "description",  "fieldtype": "Data", "width": 100},
+		"warehouse": {"label": _('Warehouse'), "fieldname": "warehouse", "fieldtype": "Link", "options": "warehouse", "width": 100},
+		"qty": {"label": _('Qty'), "fieldname": "qty", "fieldtype": "Float", "width": 80},
+		"base_rate": {"label": _('Avg. Selling Rate'), "fieldname": "avg._selling_rate",  "fieldtype": "Currency", "options": "currency", "width": 100},
+		"buying_rate": {"label": _('Valuation Rate'), "fieldname": "valuation_rate", "fieldtype": "Currency", "options": "currency", "width": 100},
+		"base_amount": {"label": _('Selling Amount'), "fieldname": "selling_amount", "fieldtype": "Currency", "options": "currency", "width": 100},
+		"buying_amount": {"label": _('Buying Amount'), "fieldname": "buying_amount", "fieldtype": "Currency", "options": "currency", "width": 100},
+		"gross_profit": {"label": _('Gross Profit'), "fieldname": "gross_profit", "fieldtype": "Currency", "options": "currency", "width": 100},
+		"gross_profit_percent": {"label": _('Gross Profit Percent'), "fieldname": "gross_profit_%",
+			"fieldtype": "Percent", "width": 100},
+		"project": {"label": _('Project'), "fieldname": "project", "fieldtype": "Link", "options": "Project", "width": 100},
+		"sales_person": {"label": _('Sales Person'), "fieldname": "sales_person", "fieldtype": "Data","width": 100},
+		"allocated_amount": {"label": _('Allocated Amount'), "fieldname": "allocated_amount", "fieldtype": "Currency", "options": "currency", "width": 100},
+		"customer": {"label": _('Customer'), "fieldname": "customer", "fieldtype": "Link", "options": "Customer", "width": 100},
+		"customer_group": {"label": _('Customer Group'), "fieldname": "customer_group", "fieldtype": "Link", "options": "customer", "width": 100},
+		"territory": {"label": _('Territory'), "fieldname": "territory",  "fieldtype": "Link", "options": "territory", "width": 100},
 	})
 
 	for col in group_wise_columns.get(scrub(filters.group_by)):
@@ -173,7 +172,7 @@
 			buying_amount = 0
 
 		for row in reversed(self.si_list):
-			if self.skip_row(row, self.product_bundles):
+			if self.skip_row(row):
 				continue
 
 			row.base_amount = flt(row.base_net_amount, self.currency_precision)
@@ -223,16 +222,6 @@
 			self.get_average_rate_based_on_group_by()
 
 	def get_average_rate_based_on_group_by(self):
-		# sum buying / selling totals for group
-		self.totals = frappe._dict(
-			qty=0,
-			base_amount=0,
-			buying_amount=0,
-			gross_profit=0,
-			gross_profit_percent=0,
-			base_rate=0,
-			buying_rate=0
-		)
 		for key in list(self.grouped):
 			if self.filters.get("group_by") != "Invoice":
 				for i, row in enumerate(self.grouped[key]):
@@ -244,7 +233,6 @@
 						new_row.base_amount += flt(row.base_amount, self.currency_precision)
 				new_row = self.set_average_rate(new_row)
 				self.grouped_data.append(new_row)
-				self.add_to_totals(new_row)
 			else:
 				for i, row in enumerate(self.grouped[key]):
 					if row.indent == 1.0:
@@ -258,17 +246,6 @@
 						if (flt(row.qty) or row.base_amount):
 							row = self.set_average_rate(row)
 							self.grouped_data.append(row)
-						self.add_to_totals(row)
-
-		self.set_average_gross_profit(self.totals)
-
-		if self.filters.get("group_by") == "Invoice":
-			self.totals.indent = 0.0
-			self.totals.parent_invoice = ""
-			self.totals.invoice_or_item = "Total"
-			self.si_list.append(self.totals)
-		else:
-			self.grouped_data.append(self.totals)
 
 	def is_not_invoice_row(self, row):
 		return (self.filters.get("group_by") == "Invoice" and row.indent != 0.0) or self.filters.get("group_by") != "Invoice"
@@ -284,11 +261,6 @@
 		new_row.gross_profit_percent = flt(((new_row.gross_profit / new_row.base_amount) * 100.0), self.currency_precision) \
 			if new_row.base_amount else 0
 
-	def add_to_totals(self, new_row):
-		for key in self.totals:
-			if new_row.get(key):
-				self.totals[key] += new_row[key]
-
 	def get_returned_invoice_items(self):
 		returned_invoices = frappe.db.sql("""
 			select
@@ -306,12 +278,12 @@
 			self.returned_invoices.setdefault(inv.return_against, frappe._dict())\
 				.setdefault(inv.item_code, []).append(inv)
 
-	def skip_row(self, row, product_bundles):
+	def skip_row(self, row):
 		if self.filters.get("group_by") != "Invoice":
 			if not row.get(scrub(self.filters.get("group_by", ""))):
 				return True
-		elif row.get("is_return") == 1:
-			return True
+
+		return False
 
 	def get_buying_amount_from_product_bundle(self, row, product_bundle):
 		buying_amount = 0.0
@@ -369,20 +341,37 @@
 		return self.average_buying_rate[item_code]
 
 	def get_last_purchase_rate(self, item_code, row):
-		condition = ''
-		if row.project:
-			condition += " AND a.project=%s" % (frappe.db.escape(row.project))
-		elif row.cost_center:
-			condition += " AND a.cost_center=%s" % (frappe.db.escape(row.cost_center))
-		if self.filters.to_date:
-			condition += " AND modified='%s'" % (self.filters.to_date)
+		purchase_invoice = frappe.qb.DocType("Purchase Invoice")
+		purchase_invoice_item = frappe.qb.DocType("Purchase Invoice Item")
 
-		last_purchase_rate = frappe.db.sql("""
-		select (a.base_rate / a.conversion_factor)
-		from `tabPurchase Invoice Item` a
-		where a.item_code = %s and a.docstatus=1
-		{0}
-		order by a.modified desc limit 1""".format(condition), item_code)
+		query = (frappe.qb.from_(purchase_invoice_item)
+			.inner_join(
+				purchase_invoice
+			).on(
+				purchase_invoice.name == purchase_invoice_item.parent
+			).select(
+				purchase_invoice_item.base_rate / purchase_invoice_item.conversion_factor
+			).where(
+				purchase_invoice.docstatus == 1
+			).where(
+				purchase_invoice.posting_date <= self.filters.to_date
+			).where(
+				purchase_invoice_item.item_code == item_code
+			))
+
+		if row.project:
+			query.where(
+				purchase_invoice_item.project == row.project
+			)
+
+		if row.cost_center:
+			query.where(
+				purchase_invoice_item.cost_center == row.cost_center
+			)
+
+		query.orderby(purchase_invoice.posting_date, order=frappe.qb.desc)
+		query.limit(1)
+		last_purchase_rate = query.run()
 
 		return flt(last_purchase_rate[0][0]) if last_purchase_rate else 0
 
diff --git a/erpnext/controllers/buying_controller.py b/erpnext/controllers/buying_controller.py
index a181af7..b740476 100644
--- a/erpnext/controllers/buying_controller.py
+++ b/erpnext/controllers/buying_controller.py
@@ -249,6 +249,7 @@
 						"posting_time": self.get('posting_time'),
 						"qty": -1 * flt(d.get('stock_qty')),
 						"serial_no": d.get('serial_no'),
+						"batch_no": d.get("batch_no"),
 						"company": self.company,
 						"voucher_type": self.doctype,
 						"voucher_no": self.name,
@@ -278,7 +279,8 @@
 						"posting_date": self.posting_date,
 						"posting_time": self.posting_time,
 						"qty": -1 * d.consumed_qty,
-						"serial_no": d.serial_no
+						"serial_no": d.serial_no,
+						"batch_no": d.batch_no,
 					})
 
 					if rate > 0:
diff --git a/erpnext/controllers/sales_and_purchase_return.py b/erpnext/controllers/sales_and_purchase_return.py
index df3c5f1..8c3aab4 100644
--- a/erpnext/controllers/sales_and_purchase_return.py
+++ b/erpnext/controllers/sales_and_purchase_return.py
@@ -420,6 +420,7 @@
 				"posting_time": sle.get('posting_time'),
 				"qty": sle.actual_qty,
 				"serial_no": sle.get('serial_no'),
+				"batch_no": sle.get("batch_no"),
 				"company": sle.company,
 				"voucher_type": sle.voucher_type,
 				"voucher_no": sle.voucher_no
diff --git a/erpnext/controllers/selling_controller.py b/erpnext/controllers/selling_controller.py
index 31b2209..e918cde 100644
--- a/erpnext/controllers/selling_controller.py
+++ b/erpnext/controllers/selling_controller.py
@@ -394,6 +394,7 @@
 						"posting_time": self.get('posting_time') or nowtime(),
 						"qty": qty if cint(self.get("is_return")) else (-1 * qty),
 						"serial_no": d.get('serial_no'),
+						"batch_no": d.get("batch_no"),
 						"company": self.company,
 						"voucher_type": self.doctype,
 						"voucher_no": self.name,
diff --git a/erpnext/manufacturing/doctype/job_card/job_card.py b/erpnext/manufacturing/doctype/job_card/job_card.py
index 8d00019..9f4ace2 100644
--- a/erpnext/manufacturing/doctype/job_card/job_card.py
+++ b/erpnext/manufacturing/doctype/job_card/job_card.py
@@ -62,7 +62,7 @@
 
 		if self.get('time_logs'):
 			for d in self.get('time_logs'):
-				if get_datetime(d.from_time) > get_datetime(d.to_time):
+				if d.to_time and get_datetime(d.from_time) > get_datetime(d.to_time):
 					frappe.throw(_("Row {0}: From time must be less than to time").format(d.idx))
 
 				data = self.get_overlap_for(d)
diff --git a/erpnext/patches.txt b/erpnext/patches.txt
index 401d333..7560f2f 100644
--- a/erpnext/patches.txt
+++ b/erpnext/patches.txt
@@ -354,3 +354,4 @@
 erpnext.patches.v14_0.delete_amazon_mws_doctype
 erpnext.patches.v13_0.set_work_order_qty_in_so_from_mr
 erpnext.patches.v13_0.update_accounts_in_loan_docs
+erpnext.patches.v14_0.update_batch_valuation_flag
diff --git a/erpnext/patches/v14_0/update_batch_valuation_flag.py b/erpnext/patches/v14_0/update_batch_valuation_flag.py
new file mode 100644
index 0000000..55c8c48
--- /dev/null
+++ b/erpnext/patches/v14_0/update_batch_valuation_flag.py
@@ -0,0 +1,11 @@
+import frappe
+
+
+def execute():
+	"""
+	- Don't use batchwise valuation for existing batches.
+	- Only batches created after this patch shoule use it.
+	"""
+
+	batch = frappe.qb.DocType("Batch")
+	frappe.qb.update(batch).set(batch.use_batchwise_valuation, 0).run()
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index 136e1ed..933ced0 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -719,6 +719,7 @@
 			'posting_time': posting_time,
 			'qty': item.qty * item.conversion_factor,
 			'serial_no': item.serial_no,
+			'batch_no': item.batch_no,
 			'voucher_type': voucher_type,
 			'company': company,
 			'allow_zero_valuation_rate': item.allow_zero_valuation_rate
diff --git a/erpnext/stock/doctype/batch/batch.json b/erpnext/stock/doctype/batch/batch.json
index fc4cf1d..967c572 100644
--- a/erpnext/stock/doctype/batch/batch.json
+++ b/erpnext/stock/doctype/batch/batch.json
@@ -9,6 +9,8 @@
  "field_order": [
   "sb_disabled",
   "disabled",
+  "column_break_24",
+  "use_batchwise_valuation",
   "sb_batch",
   "batch_id",
   "item",
@@ -186,6 +188,18 @@
    "fieldtype": "Float",
    "label": "Produced Qty",
    "read_only": 1
+  },
+  {
+   "fieldname": "column_break_24",
+   "fieldtype": "Column Break"
+  },
+  {
+   "default": "0",
+   "fieldname": "use_batchwise_valuation",
+   "fieldtype": "Check",
+   "label": "Use Batch-wise Valuation",
+   "read_only": 1,
+   "set_only_once": 1
   }
  ],
  "icon": "fa fa-archive",
@@ -193,10 +207,11 @@
  "image_field": "image",
  "links": [],
  "max_attachments": 5,
- "modified": "2021-07-08 16:22:01.343105",
+ "modified": "2022-02-21 08:08:23.999236",
  "modified_by": "Administrator",
  "module": "Stock",
  "name": "Batch",
+ "naming_rule": "By fieldname",
  "owner": "Administrator",
  "permissions": [
   {
@@ -217,6 +232,7 @@
  "quick_entry": 1,
  "sort_field": "modified",
  "sort_order": "DESC",
+ "states": [],
  "title_field": "batch_id",
  "track_changes": 1
 }
\ No newline at end of file
diff --git a/erpnext/stock/doctype/batch/batch.py b/erpnext/stock/doctype/batch/batch.py
index 96751d6..c9b4c14 100644
--- a/erpnext/stock/doctype/batch/batch.py
+++ b/erpnext/stock/doctype/batch/batch.py
@@ -110,11 +110,18 @@
 
 	def validate(self):
 		self.item_has_batch_enabled()
+		self.set_batchwise_valuation()
 
 	def item_has_batch_enabled(self):
 		if frappe.db.get_value("Item", self.item, "has_batch_no") == 0:
 			frappe.throw(_("The selected item cannot have Batch"))
 
+	def set_batchwise_valuation(self):
+		from erpnext.stock.stock_ledger import get_valuation_method
+
+		if self.is_new() and get_valuation_method(self.item) != "Moving Average":
+			self.use_batchwise_valuation = 1
+
 	def before_save(self):
 		has_expiry_date, shelf_life_in_days = frappe.db.get_value('Item', self.item, ['has_expiry_date', 'shelf_life_in_days'])
 		if not self.expiry_date and has_expiry_date and shelf_life_in_days:
diff --git a/erpnext/stock/doctype/batch/test_batch.py b/erpnext/stock/doctype/batch/test_batch.py
index 0a663c2..baa0302 100644
--- a/erpnext/stock/doctype/batch/test_batch.py
+++ b/erpnext/stock/doctype/batch/test_batch.py
@@ -1,13 +1,21 @@
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 # License: GNU General Public License v3. See license.txt
 
+import json
+
 import frappe
 from frappe.exceptions import ValidationError
 from frappe.utils import cint, flt
+from frappe.utils.data import add_to_date, getdate
 
 from erpnext.accounts.doctype.purchase_invoice.test_purchase_invoice import make_purchase_invoice
 from erpnext.stock.doctype.batch.batch import UnableToSelectBatchError, get_batch_no, get_batch_qty
+from erpnext.stock.doctype.stock_entry.stock_entry_utils import make_stock_entry
+from erpnext.stock.doctype.stock_reconciliation.test_stock_reconciliation import (
+	create_stock_reconciliation,
+)
 from erpnext.stock.get_item_details import get_item_details
+from erpnext.stock.stock_ledger import get_valuation_rate
 from erpnext.tests.utils import ERPNextTestCase
 
 
@@ -300,6 +308,105 @@
 		details = get_item_details(args)
 		self.assertEqual(details.get('price_list_rate'), 400)
 
+
+	def test_basic_batch_wise_valuation(self, batch_qty = 100):
+		item_code = "_TestBatchWiseVal"
+		warehouse = "_Test Warehouse - _TC"
+		self.make_batch_item(item_code)
+
+		rates = [42, 420]
+
+		batches = {}
+		for rate in rates:
+			se = make_stock_entry(item_code=item_code, qty=10, rate=rate, target=warehouse)
+			batches[se.items[0].batch_no] = rate
+
+		LOW, HIGH = list(batches.keys())
+
+		# consume things out of order
+		consumption_plan = [
+			(HIGH, 1),
+			(LOW, 2),
+			(HIGH, 2),
+			(HIGH, 4),
+			(LOW, 6),
+		]
+
+		stock_value = sum(rates) * 10
+		qty_after_transaction = 20
+		for batch, qty in consumption_plan:
+			# consume out of order
+			se = make_stock_entry(item_code=item_code, source=warehouse, qty=qty, batch_no=batch)
+
+			sle = frappe.get_last_doc("Stock Ledger Entry", {"is_cancelled": 0, "voucher_no": se.name})
+
+			stock_value_difference = sle.actual_qty * batches[sle.batch_no]
+			self.assertAlmostEqual(sle.stock_value_difference, stock_value_difference)
+
+			stock_value += stock_value_difference
+			self.assertAlmostEqual(sle.stock_value, stock_value)
+
+			qty_after_transaction += sle.actual_qty
+			self.assertAlmostEqual(sle.qty_after_transaction, qty_after_transaction)
+			self.assertAlmostEqual(sle.valuation_rate, stock_value / qty_after_transaction)
+
+			self.assertEqual(json.loads(sle.stock_queue), [])  # queues don't apply on batched items
+
+	def test_moving_batch_valuation_rates(self):
+		item_code = "_TestBatchWiseVal"
+		warehouse = "_Test Warehouse - _TC"
+		self.make_batch_item(item_code)
+
+		def assertValuation(expected):
+			actual = get_valuation_rate(item_code, warehouse, "voucher_type", "voucher_no", batch_no=batch_no)
+			self.assertAlmostEqual(actual, expected)
+
+		se = make_stock_entry(item_code=item_code, qty=100, rate=10, target=warehouse)
+		batch_no = se.items[0].batch_no
+		assertValuation(10)
+
+		# consumption should never affect current valuation rate
+		make_stock_entry(item_code=item_code, qty=20, source=warehouse)
+		assertValuation(10)
+
+		make_stock_entry(item_code=item_code, qty=30, source=warehouse)
+		assertValuation(10)
+
+		# 50 * 10 = 500 current value, add more item with higher valuation
+		make_stock_entry(item_code=item_code, qty=50, rate=20, target=warehouse, batch_no=batch_no)
+		assertValuation(15)
+
+		# consuming again shouldn't do anything
+		make_stock_entry(item_code=item_code, qty=20, source=warehouse)
+		assertValuation(15)
+
+		# reset rate with stock reconiliation
+		create_stock_reconciliation(item_code=item_code, warehouse=warehouse, qty=10, rate=25, batch_no=batch_no)
+		assertValuation(25)
+
+		make_stock_entry(item_code=item_code, qty=20, rate=20, target=warehouse, batch_no=batch_no)
+		assertValuation((20 * 20 + 10 * 25) / (10 + 20))
+
+
+	def test_update_batch_properties(self):
+		item_code = "_TestBatchWiseVal"
+		self.make_batch_item(item_code)
+
+		se = make_stock_entry(item_code=item_code, qty=100, rate=10, target="_Test Warehouse - _TC")
+		batch_no = se.items[0].batch_no
+		batch = frappe.get_doc("Batch", batch_no)
+
+		expiry_date = add_to_date(batch.manufacturing_date, days=30)
+
+		batch.expiry_date = expiry_date
+		batch.save()
+
+		batch.reload()
+
+		self.assertEqual(getdate(batch.expiry_date), getdate(expiry_date))
+
+
+
 def create_batch(item_code, rate, create_item_price_for_batch):
 	pi = make_purchase_invoice(company="_Test Company",
 		warehouse= "Stores - _TC", cost_center = "Main - _TC", update_stock=1,
diff --git a/erpnext/stock/doctype/item/item.js b/erpnext/stock/doctype/item/item.js
index dfc0918..ffea9c2 100644
--- a/erpnext/stock/doctype/item/item.js
+++ b/erpnext/stock/doctype/item/item.js
@@ -594,7 +594,7 @@
 							const increment = r.message.increment;
 
 							let values = [];
-							for(var i = from; i <= to; i += increment) {
+							for(var i = from; i <= to; i = flt(i + increment, 6)) {
 								values.push(i);
 							}
 							attr_val_fields[d.attribute] = values;
diff --git a/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py b/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
index 5ab7929..d481689 100644
--- a/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
+++ b/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
@@ -1540,6 +1540,7 @@
 		"conversion_factor": args.conversion_factor or 1.0,
 		"stock_qty": flt(qty) * (flt(args.conversion_factor) or 1.0),
 		"serial_no": args.serial_no,
+		"batch_no": args.batch_no,
 		"stock_uom": args.stock_uom or "_Test UOM",
 		"uom": uom,
 		"cost_center": args.cost_center or frappe.get_cached_value('Company',  pr.company,  'cost_center'),
diff --git a/erpnext/stock/doctype/stock_entry/stock_entry.js b/erpnext/stock/doctype/stock_entry/stock_entry.js
index c4b8131..5c9da3a 100644
--- a/erpnext/stock/doctype/stock_entry/stock_entry.js
+++ b/erpnext/stock/doctype/stock_entry/stock_entry.js
@@ -425,6 +425,7 @@
 			'posting_time'		: frm.doc.posting_time,
 			'warehouse'			: cstr(item.s_warehouse) || cstr(item.t_warehouse),
 			'serial_no'			: item.serial_no,
+			'batch_no'          : item.batch_no,
 			'company'			: frm.doc.company,
 			'qty'				: item.s_warehouse ? -1*flt(item.transfer_qty) : flt(item.transfer_qty),
 			'voucher_type'		: frm.doc.doctype,
@@ -457,6 +458,7 @@
 						'warehouse': cstr(child.s_warehouse) || cstr(child.t_warehouse),
 						'transfer_qty': child.transfer_qty,
 						'serial_no': child.serial_no,
+						'batch_no': child.batch_no,
 						'qty': child.s_warehouse ? -1* child.transfer_qty : child.transfer_qty,
 						'posting_date': frm.doc.posting_date,
 						'posting_time': frm.doc.posting_time,
@@ -680,6 +682,7 @@
 				'warehouse'			: cstr(d.s_warehouse) || cstr(d.t_warehouse),
 				'transfer_qty'		: d.transfer_qty,
 				'serial_no'		: d.serial_no,
+				'batch_no'      : d.batch_no,
 				'bom_no'		: d.bom_no,
 				'expense_account'	: d.expense_account,
 				'cost_center'		: d.cost_center,
diff --git a/erpnext/stock/doctype/stock_entry/stock_entry.py b/erpnext/stock/doctype/stock_entry/stock_entry.py
index 9ba007a..99cf4de 100644
--- a/erpnext/stock/doctype/stock_entry/stock_entry.py
+++ b/erpnext/stock/doctype/stock_entry/stock_entry.py
@@ -510,7 +510,7 @@
 				d.basic_rate = get_valuation_rate(d.item_code, d.t_warehouse,
 					self.doctype, self.name, d.allow_zero_valuation_rate,
 					currency=erpnext.get_company_currency(self.company), company=self.company,
-					raise_error_if_no_rate=raise_error_if_no_rate)
+					raise_error_if_no_rate=raise_error_if_no_rate, batch_no=d.batch_no)
 
 			d.basic_rate = flt(d.basic_rate, d.precision("basic_rate"))
 			if d.is_process_loss:
@@ -541,6 +541,7 @@
 			"posting_time": self.posting_time,
 			"qty": item.s_warehouse and -1*flt(item.transfer_qty) or flt(item.transfer_qty),
 			"serial_no": item.serial_no,
+			"batch_no": item.batch_no,
 			"voucher_type": self.doctype,
 			"voucher_no": self.name,
 			"company": self.company,
diff --git a/erpnext/stock/doctype/stock_entry/test_stock_entry.py b/erpnext/stock/doctype/stock_entry/test_stock_entry.py
index 306f2c3..6c6513b 100644
--- a/erpnext/stock/doctype/stock_entry/test_stock_entry.py
+++ b/erpnext/stock/doctype/stock_entry/test_stock_entry.py
@@ -1107,6 +1107,52 @@
 				posting_date='2021-09-02', # backdated consumption of 2nd batch
 				purpose='Material Issue')
 
+	def test_multi_batch_value_diff(self):
+		""" Test value difference on stock entry in case of multi-batch.
+			| Stock entry | batch | qty | rate | value diff on SE             |
+			| ---         | ---   | --- | ---  | ---                          |
+			| receipt     | A     | 1   | 10   | 30                           |
+			| receipt     | B     | 1   | 20   |                              |
+			| issue       | A     | -1  | 10   | -30 (to assert after submit) |
+			| issue       | B     | -1  | 20   |                              |
+		"""
+		from erpnext.stock.doctype.batch.test_batch import TestBatch
+
+		batch_nos = []
+
+		item_code = '_TestMultibatchFifo'
+		TestBatch.make_batch_item(item_code)
+		warehouse = '_Test Warehouse - _TC'
+		receipt = make_stock_entry(
+				item_code=item_code,
+				qty=1,
+				rate=10,
+				to_warehouse=warehouse,
+				purpose='Material Receipt',
+				do_not_save=True
+			)
+		receipt.append("items", frappe.copy_doc(receipt.items[0], ignore_no_copy=False).update({"basic_rate": 20}) )
+		receipt.save()
+		receipt.submit()
+		batch_nos.extend(row.batch_no for row in receipt.items)
+		self.assertEqual(receipt.value_difference, 30)
+
+		issue = make_stock_entry(
+				item_code=item_code,
+				qty=1,
+				from_warehouse=warehouse,
+				purpose='Material Issue',
+				do_not_save=True
+			)
+		issue.append("items", frappe.copy_doc(issue.items[0], ignore_no_copy=False))
+		for row, batch_no in zip(issue.items, batch_nos):
+			row.batch_no = batch_no
+		issue.save()
+		issue.submit()
+
+		issue.reload()  # reload because reposting current voucher updates rate
+		self.assertEqual(issue.value_difference, -30)
+
 def make_serialized_item(**args):
 	args = frappe._dict(args)
 	se = frappe.copy_doc(test_records[0])
diff --git a/erpnext/stock/doctype/stock_ledger_entry/test_stock_ledger_entry.py b/erpnext/stock/doctype/stock_ledger_entry/test_stock_ledger_entry.py
index a1030d5..0864ece 100644
--- a/erpnext/stock/doctype/stock_ledger_entry/test_stock_ledger_entry.py
+++ b/erpnext/stock/doctype/stock_ledger_entry/test_stock_ledger_entry.py
@@ -1,6 +1,10 @@
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 # See license.txt
 
+import json
+from operator import itemgetter
+from uuid import uuid4
+
 import frappe
 from frappe.core.page.permission_manager.permission_manager import reset
 from frappe.utils import add_days, today
@@ -349,6 +353,317 @@
 			frappe.set_user("Administrator")
 			user.remove_roles("Stock Manager")
 
+	def test_batchwise_item_valuation_moving_average(self):
+		item, warehouses, batches = setup_item_valuation_test(valuation_method="Moving Average")
+
+		# Incoming Entries for Stock Value check
+		pr_entry_list = [
+			(item, warehouses[0], batches[0], 1, 100),
+			(item, warehouses[0], batches[1], 1,  50),
+			(item, warehouses[0], batches[0], 1, 150),
+			(item, warehouses[0], batches[1], 1, 100),
+		]
+		prs = create_purchase_receipt_entries_for_batchwise_item_valuation_test(pr_entry_list)
+		sle_details = fetch_sle_details_for_doc_list(prs, ['stock_value'])
+		sv_list = [d['stock_value'] for d in sle_details]
+		expected_sv = [100, 150, 300, 400]
+		self.assertEqual(expected_sv, sv_list, "Incorrect 'Stock Value' values")
+
+		# Outgoing Entries for Stock Value Difference check
+		dn_entry_list = [
+			(item, warehouses[0], batches[1], 1, 200),
+			(item, warehouses[0], batches[0], 1, 200),
+			(item, warehouses[0], batches[1], 1, 200),
+			(item, warehouses[0], batches[0], 1, 200)
+		]
+		dns = create_delivery_note_entries_for_batchwise_item_valuation_test(dn_entry_list)
+		sle_details = fetch_sle_details_for_doc_list(dns, ['stock_value_difference'])
+		svd_list = [-1 * d['stock_value_difference'] for d in sle_details]
+		expected_incoming_rates = expected_abs_svd = [75, 125, 75, 125]
+
+		self.assertEqual(expected_abs_svd, svd_list, "Incorrect 'Stock Value Difference' values")
+		for dn, incoming_rate in zip(dns, expected_incoming_rates):
+			self.assertEqual(
+				dn.items[0].incoming_rate, incoming_rate,
+				"Incorrect 'Incoming Rate' values fetched for DN items"
+			)
+
+
+	def assertSLEs(self, doc, expected_sles):
+		""" Compare sorted SLEs, useful for vouchers that create multiple SLEs for same line"""
+		sles = frappe.get_all("Stock Ledger Entry", fields=["*"],
+				filters={"voucher_no": doc.name, "voucher_type": doc.doctype, "is_cancelled":0},
+			order_by="timestamp(posting_date, posting_time), creation")
+
+		for exp_sle, act_sle in zip(expected_sles, sles):
+			for k, v in exp_sle.items():
+				act_value = act_sle[k]
+				if k == "stock_queue":
+					act_value = json.loads(act_value)
+					if act_value and act_value[0][0] == 0:
+						# ignore empty fifo bins
+						continue
+
+				self.assertEqual(v, act_value, msg=f"{k} doesn't match \n{exp_sle}\n{act_sle}")
+
+
+	def test_batchwise_item_valuation_stock_reco(self):
+		item, warehouses, batches = setup_item_valuation_test()
+		state = {
+			"stock_value" : 0.0,
+			"qty": 0.0
+		}
+		def update_invariants(exp_sles):
+			for sle in exp_sles:
+				state["stock_value"] += sle["stock_value_difference"]
+				state["qty"] += sle["actual_qty"]
+				sle["stock_value"] = state["stock_value"]
+				sle["qty_after_transaction"] = state["qty"]
+
+		osr1 = create_stock_reconciliation(warehouse=warehouses[0], item_code=item, qty=10, rate=100, batch_no=batches[1])
+		expected_sles = [
+			{"actual_qty": 10, "stock_value_difference": 1000},
+		]
+		update_invariants(expected_sles)
+		self.assertSLEs(osr1, expected_sles)
+
+		osr2 = create_stock_reconciliation(warehouse=warehouses[0], item_code=item, qty=13, rate=200, batch_no=batches[0])
+		expected_sles = [
+			{"actual_qty": 13, "stock_value_difference": 200*13},
+		]
+		update_invariants(expected_sles)
+		self.assertSLEs(osr2, expected_sles)
+
+		sr1 = create_stock_reconciliation(warehouse=warehouses[0], item_code=item, qty=5, rate=50, batch_no=batches[1])
+
+		expected_sles = [
+			{"actual_qty": -10, "stock_value_difference": -10 * 100},
+			{"actual_qty": 5, "stock_value_difference": 250}
+		]
+		update_invariants(expected_sles)
+		self.assertSLEs(sr1, expected_sles)
+
+		sr2 = create_stock_reconciliation(warehouse=warehouses[0], item_code=item, qty=20, rate=75, batch_no=batches[0])
+		expected_sles = [
+			{"actual_qty": -13, "stock_value_difference": -13 * 200},
+			{"actual_qty": 20, "stock_value_difference": 20 * 75}
+		]
+		update_invariants(expected_sles)
+		self.assertSLEs(sr2, expected_sles)
+
+	def test_batch_wise_valuation_across_warehouse(self):
+		item_code, warehouses, batches = setup_item_valuation_test()
+		source = warehouses[0]
+		target = warehouses[1]
+
+		unrelated_batch = make_stock_entry(item_code=item_code, target=source, batch_no=batches[1],
+				qty=5, rate=10)
+		self.assertSLEs(unrelated_batch, [
+			{"actual_qty": 5, "stock_value_difference": 10 * 5},
+		])
+
+		reciept = make_stock_entry(item_code=item_code, target=source, batch_no=batches[0], qty=5, rate=10)
+		self.assertSLEs(reciept, [
+			{"actual_qty": 5, "stock_value_difference": 10 * 5},
+		])
+
+		transfer = make_stock_entry(item_code=item_code, source=source, target=target, batch_no=batches[0], qty=5)
+		self.assertSLEs(transfer, [
+			{"actual_qty": -5, "stock_value_difference": -10 * 5, "warehouse": source},
+			{"actual_qty": 5, "stock_value_difference": 10 * 5, "warehouse": target}
+		])
+
+		backdated_receipt = make_stock_entry(item_code=item_code, target=source, batch_no=batches[0],
+				qty=5, rate=20, posting_date=add_days(today(), -1))
+		self.assertSLEs(backdated_receipt, [
+			{"actual_qty": 5, "stock_value_difference": 20 * 5},
+		])
+
+		# check reposted average rate in *future* transfer
+		self.assertSLEs(transfer, [
+			{"actual_qty": -5, "stock_value_difference": -15 * 5, "warehouse": source, "stock_value": 15 * 5 + 10 * 5},
+			{"actual_qty": 5, "stock_value_difference": 15 * 5, "warehouse": target, "stock_value": 15 * 5}
+		])
+
+		transfer_unrelated = make_stock_entry(item_code=item_code, source=source,
+				target=target, batch_no=batches[1], qty=5)
+		self.assertSLEs(transfer_unrelated, [
+			{"actual_qty": -5, "stock_value_difference": -10 * 5, "warehouse": source, "stock_value": 15 * 5},
+			{"actual_qty": 5, "stock_value_difference": 10 * 5, "warehouse": target, "stock_value": 15 * 5 + 10 * 5}
+		])
+
+	def test_intermediate_average_batch_wise_valuation(self):
+		""" A batch has moving average up until posting time,
+		check if same is respected when backdated entry is inserted in middle"""
+		item_code, warehouses, batches = setup_item_valuation_test()
+		warehouse = warehouses[0]
+
+		batch = batches[0]
+
+		yesterday = make_stock_entry(item_code=item_code, target=warehouse, batch_no=batch,
+				qty=1, rate=10, posting_date=add_days(today(), -1))
+		self.assertSLEs(yesterday, [
+			{"actual_qty": 1, "stock_value_difference": 10},
+		])
+
+		tomorrow = make_stock_entry(item_code=item_code, target=warehouse, batch_no=batches[0],
+				qty=1, rate=30, posting_date=add_days(today(), 1))
+		self.assertSLEs(tomorrow, [
+			{"actual_qty": 1, "stock_value_difference": 30},
+		])
+
+		create_today = make_stock_entry(item_code=item_code, target=warehouse, batch_no=batches[0],
+				qty=1, rate=20)
+		self.assertSLEs(create_today, [
+			{"actual_qty": 1, "stock_value_difference": 20},
+		])
+
+		consume_today = make_stock_entry(item_code=item_code, source=warehouse, batch_no=batches[0],
+				qty=1)
+		self.assertSLEs(consume_today, [
+			{"actual_qty": -1, "stock_value_difference": -15},
+		])
+
+		consume_tomorrow = make_stock_entry(item_code=item_code, source=warehouse, batch_no=batches[0],
+				qty=2, posting_date=add_days(today(), 2))
+		self.assertSLEs(consume_tomorrow, [
+			{"stock_value_difference": -(30 + 15), "stock_value": 0, "qty_after_transaction": 0},
+		])
+
+	def test_legacy_item_valuation_stock_entry(self):
+		columns = [
+				'stock_value_difference',
+				'stock_value',
+				'actual_qty',
+				'qty_after_transaction',
+				'stock_queue',
+		]
+		item, warehouses, batches = setup_item_valuation_test(use_batchwise_valuation=0)
+
+		def check_sle_details_against_expected(sle_details, expected_sle_details, detail, columns):
+			for i, (sle_vals, ex_sle_vals) in enumerate(zip(sle_details, expected_sle_details)):
+				for col, sle_val, ex_sle_val in zip(columns, sle_vals, ex_sle_vals):
+					if col == 'stock_queue':
+						sle_val = get_stock_value_from_q(sle_val)
+						ex_sle_val = get_stock_value_from_q(ex_sle_val)
+					self.assertEqual(
+						sle_val, ex_sle_val,
+						f"Incorrect {col} value on transaction #: {i} in {detail}"
+					)
+
+		# List used to defer assertions to prevent commits cause of error skipped rollback
+		details_list = []
+
+
+		# Test Material Receipt Entries
+		se_entry_list_mr = [
+			(item, None, warehouses[0], batches[0], 1,  50, "2021-01-21"),
+			(item, None, warehouses[0], batches[1], 1, 100, "2021-01-23"),
+		]
+		ses = create_stock_entry_entries_for_batchwise_item_valuation_test(
+			se_entry_list_mr, "Material Receipt"
+		)
+		sle_details = fetch_sle_details_for_doc_list(ses, columns=columns, as_dict=0)
+		expected_sle_details = [
+			(50.0, 50.0, 1.0, 1.0, '[[1.0, 50.0]]'),
+			(100.0, 150.0, 1.0, 2.0, '[[1.0, 50.0], [1.0, 100.0]]'),
+		]
+		details_list.append((
+			sle_details, expected_sle_details,
+			"Material Receipt Entries", columns
+		))
+
+
+		# Test Material Issue Entries
+		se_entry_list_mi = [
+			(item, warehouses[0], None, batches[1], 1, None, "2021-01-29"),
+		]
+		ses = create_stock_entry_entries_for_batchwise_item_valuation_test(
+			se_entry_list_mi, "Material Issue"
+		)
+		sle_details = fetch_sle_details_for_doc_list(ses, columns=columns, as_dict=0)
+		expected_sle_details = [
+			(-50.0, 100.0, -1.0, 1.0, '[[1, 100.0]]')
+		]
+		details_list.append((
+			sle_details, expected_sle_details,
+			"Material Issue Entries", columns
+		))
+
+
+		# Run assertions
+		for details in details_list:
+			check_sle_details_against_expected(*details)
+
+	def test_mixed_valuation_batches_fifo(self):
+		item_code, warehouses, batches = setup_item_valuation_test(use_batchwise_valuation=0)
+		warehouse = warehouses[0]
+
+		state = {
+			"qty": 0.0,
+			"stock_value": 0.0
+		}
+		def update_invariants(exp_sles):
+			for sle in exp_sles:
+				state["stock_value"] += sle["stock_value_difference"]
+				state["qty"] += sle["actual_qty"]
+				sle["stock_value"] = state["stock_value"]
+				sle["qty_after_transaction"] = state["qty"]
+			return exp_sles
+
+		old1 = make_stock_entry(item_code=item_code, target=warehouse, batch_no=batches[0],
+				qty=10, rate=10)
+		self.assertSLEs(old1, update_invariants([
+			{"actual_qty": 10, "stock_value_difference": 10*10, "stock_queue": [[10, 10]]},
+		]))
+		old2 = make_stock_entry(item_code=item_code, target=warehouse, batch_no=batches[1],
+				qty=10, rate=20)
+		self.assertSLEs(old2, update_invariants([
+			{"actual_qty": 10, "stock_value_difference": 10*20, "stock_queue": [[10, 10], [10, 20]]},
+		]))
+		old3 = make_stock_entry(item_code=item_code, target=warehouse, batch_no=batches[0],
+				qty=5, rate=15)
+
+		self.assertSLEs(old3, update_invariants([
+			{"actual_qty": 5, "stock_value_difference": 5*15, "stock_queue": [[10, 10], [10, 20], [5, 15]]},
+		]))
+
+		new1 = make_stock_entry(item_code=item_code, target=warehouse, qty=10, rate=40)
+		batches.append(new1.items[0].batch_no)
+		# assert old queue remains
+		self.assertSLEs(new1, update_invariants([
+			{"actual_qty": 10, "stock_value_difference": 10*40, "stock_queue": [[10, 10], [10, 20], [5, 15]]},
+		]))
+
+		new2 = make_stock_entry(item_code=item_code, target=warehouse, qty=10, rate=42)
+		batches.append(new2.items[0].batch_no)
+		self.assertSLEs(new2, update_invariants([
+			{"actual_qty": 10, "stock_value_difference": 10*42, "stock_queue": [[10, 10], [10, 20], [5, 15]]},
+		]))
+
+		# consume old batch as per FIFO
+		consume_old1 = make_stock_entry(item_code=item_code, source=warehouse, qty=15, batch_no=batches[0])
+		self.assertSLEs(consume_old1, update_invariants([
+			{"actual_qty": -15, "stock_value_difference": -10*10 - 5*20, "stock_queue": [[5, 20], [5, 15]]},
+		]))
+
+		# consume new batch as per batch
+		consume_new2 = make_stock_entry(item_code=item_code, source=warehouse, qty=10, batch_no=batches[-1])
+		self.assertSLEs(consume_new2, update_invariants([
+			{"actual_qty": -10, "stock_value_difference": -10*42, "stock_queue": [[5, 20], [5, 15]]},
+		]))
+
+		# finish all old batches
+		consume_old2 = make_stock_entry(item_code=item_code, source=warehouse, qty=10, batch_no=batches[1])
+		self.assertSLEs(consume_old2, update_invariants([
+			{"actual_qty": -10, "stock_value_difference": -5*20 - 5*15, "stock_queue": []},
+		]))
+
+		# finish all new batches
+		consume_new1 = make_stock_entry(item_code=item_code, source=warehouse, qty=10, batch_no=batches[-2])
+		self.assertSLEs(consume_new1, update_invariants([
+			{"actual_qty": -10, "stock_value_difference": -10*40, "stock_queue": []},
+		]))
 
 def create_repack_entry(**args):
 	args = frappe._dict(args)
@@ -412,3 +727,118 @@
 		make_item(d, properties=properties)
 
 	return items
+
+def setup_item_valuation_test(valuation_method="FIFO", suffix=None, use_batchwise_valuation=1, batches_list=['X', 'Y']):
+	from erpnext.stock.doctype.batch.batch import make_batch
+	from erpnext.stock.doctype.item.test_item import make_item
+	from erpnext.stock.doctype.warehouse.test_warehouse import create_warehouse
+
+	if not suffix:
+		suffix = get_unique_suffix()
+
+	item = make_item(
+		f"IV - Test Item {valuation_method} {suffix}",
+		dict(valuation_method=valuation_method, has_batch_no=1, create_new_batch=1)
+	)
+	warehouses = [create_warehouse(f"IV - Test Warehouse {i}") for i in ['J', 'K']]
+	batches = [f"IV - Test Batch {i} {valuation_method} {suffix}" for i in batches_list]
+
+	for i, batch_id in enumerate(batches):
+		if not frappe.db.exists("Batch", batch_id):
+			ubw = use_batchwise_valuation
+			if isinstance(use_batchwise_valuation, (list, tuple)):
+				ubw = use_batchwise_valuation[i]
+			batch = frappe.get_doc(frappe._dict(
+					doctype="Batch",
+					batch_id=batch_id,
+					item=item.item_code,
+					use_batchwise_valuation=ubw
+				)
+			).insert()
+			batch.use_batchwise_valuation = ubw
+			batch.db_update()
+
+	return item.item_code, warehouses, batches
+
+def create_purchase_receipt_entries_for_batchwise_item_valuation_test(pr_entry_list):
+	from erpnext.stock.doctype.purchase_receipt.test_purchase_receipt import make_purchase_receipt
+	prs = []
+
+	for item, warehouse, batch_no, qty, rate in pr_entry_list:
+		pr = make_purchase_receipt(item=item, warehouse=warehouse, qty=qty, rate=rate, batch_no=batch_no)
+		prs.append(pr)
+
+	return prs
+
+def create_delivery_note_entries_for_batchwise_item_valuation_test(dn_entry_list):
+	from erpnext.selling.doctype.sales_order.sales_order import make_delivery_note
+	from erpnext.selling.doctype.sales_order.test_sales_order import make_sales_order
+	dns = []
+	for item, warehouse, batch_no, qty, rate in dn_entry_list:
+		so = make_sales_order(
+			rate=rate,
+			qty=qty,
+			item=item,
+			warehouse=warehouse,
+			against_blanket_order=0
+		)
+
+		dn = make_delivery_note(so.name)
+		dn.items[0].batch_no = batch_no
+		dn.insert()
+		dn.submit()
+		dns.append(dn)
+	return dns
+
+def fetch_sle_details_for_doc_list(doc_list, columns, as_dict=1):
+	return frappe.db.sql(f"""
+		SELECT { ', '.join(columns)}
+		FROM `tabStock Ledger Entry`
+		WHERE
+			voucher_no IN %(voucher_nos)s
+			and docstatus = 1
+		ORDER BY timestamp(posting_date, posting_time) ASC, CREATION ASC
+	""", dict(
+		voucher_nos=[doc.name for doc in doc_list]
+	), as_dict=as_dict)
+
+def get_stock_value_from_q(q):
+	return sum(r*q for r,q in json.loads(q))
+
+def create_stock_entry_entries_for_batchwise_item_valuation_test(se_entry_list, purpose):
+	ses = []
+	for item, source, target, batch, qty, rate, posting_date in se_entry_list:
+		args = dict(
+			item_code=item,
+			qty=qty,
+			company="_Test Company",
+			batch_no=batch,
+			posting_date=posting_date,
+			purpose=purpose
+		)
+
+		if purpose == "Material Receipt":
+			args.update(
+				dict(to_warehouse=target, rate=rate)
+			)
+
+		elif purpose == "Material Issue":
+			args.update(
+				dict(from_warehouse=source)
+			)
+
+		elif purpose == "Material Transfer":
+			args.update(
+				dict(from_warehouse=source, to_warehouse=target)
+			)
+
+		else:
+			raise ValueError(f"Invalid purpose: {purpose}")
+		ses.append(make_stock_entry(**args))
+
+	return ses
+
+def get_unique_suffix():
+	# Used to isolate valuation sensitive
+	# tests to prevent future tests from failing.
+	return str(uuid4())[:8].upper()
diff --git a/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py b/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
index 86af0a0..2ffe127 100644
--- a/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
+++ b/erpnext/stock/doctype/stock_reconciliation/test_stock_reconciliation.py
@@ -200,7 +200,6 @@
 
 	def test_stock_reco_for_batch_item(self):
 		to_delete_records = []
-		to_delete_serial_nos = []
 
 		# Add new serial nos
 		item_code = "Stock-Reco-batch-Item-1"
@@ -208,20 +207,22 @@
 
 		sr = create_stock_reconciliation(item_code=item_code,
 			warehouse = warehouse, qty=5, rate=200, do_not_submit=1)
-		sr.save(ignore_permissions=True)
+		sr.save()
 		sr.submit()
 
-		self.assertTrue(sr.items[0].batch_no)
+		batch_no = sr.items[0].batch_no
+		self.assertTrue(batch_no)
 		to_delete_records.append(sr.name)
 
 		sr1 = create_stock_reconciliation(item_code=item_code,
-			warehouse = warehouse, qty=6, rate=300, batch_no=sr.items[0].batch_no)
+			warehouse = warehouse, qty=6, rate=300, batch_no=batch_no)
 
 		args = {
 			"item_code": item_code,
 			"warehouse": warehouse,
 			"posting_date": nowdate(),
 			"posting_time": nowtime(),
+			"batch_no": batch_no,
 		}
 
 		valuation_rate = get_incoming_rate(args)
@@ -230,7 +231,7 @@
 
 
 		sr2 = create_stock_reconciliation(item_code=item_code,
-			warehouse = warehouse, qty=0, rate=0, batch_no=sr.items[0].batch_no)
+			warehouse = warehouse, qty=0, rate=0, batch_no=batch_no)
 
 		stock_value = get_stock_value_on(warehouse, nowdate(), item_code)
 		self.assertEqual(stock_value, 0)
diff --git a/erpnext/stock/report/stock_ledger_invariant_check/stock_ledger_invariant_check.py b/erpnext/stock/report/stock_ledger_invariant_check/stock_ledger_invariant_check.py
index cb35bf7..7826d34 100644
--- a/erpnext/stock/report/stock_ledger_invariant_check/stock_ledger_invariant_check.py
+++ b/erpnext/stock/report/stock_ledger_invariant_check/stock_ledger_invariant_check.py
@@ -60,6 +60,9 @@
 			fifo_qty += qty
 			fifo_value += qty * rate
 
+		if sle.actual_qty < 0:
+			sle.consumption_rate = sle.stock_value_difference  / sle.actual_qty
+
 		balance_qty += sle.actual_qty
 		balance_stock_value += sle.stock_value_difference
 		if sle.voucher_type == "Stock Reconciliation" and not sle.batch_no:
@@ -90,6 +93,9 @@
 			sle.fifo_stock_diff = sle.fifo_stock_value - sles[idx - 1].fifo_stock_value
 			sle.fifo_difference_diff = sle.fifo_stock_diff - sle.stock_value_difference
 
+		if sle.batch_no:
+			sle.use_batchwise_valuation = frappe.db.get_value("Batch", sle.batch_no, "use_batchwise_valuation", cache=True)
+
 	return sles
 
 
@@ -135,6 +141,11 @@
 			"options": "Batch",
 		},
 		{
+			"fieldname": "use_batchwise_valuation",
+			"fieldtype": "Check",
+			"label": "Batchwise Valuation",
+		},
+		{
 			"fieldname": "actual_qty",
 			"fieldtype": "Float",
 			"label": "Qty Change",
@@ -145,9 +156,9 @@
 			"label": "Incoming Rate",
 		},
 		{
-			"fieldname": "outgoing_rate",
+			"fieldname": "consumption_rate",
 			"fieldtype": "Float",
-			"label": "Outgoing Rate",
+			"label": "Consumption Rate",
 		},
 		{
 			"fieldname": "qty_after_transaction",
diff --git a/erpnext/stock/stock_ledger.py b/erpnext/stock/stock_ledger.py
index 00ca81f..1b90086 100644
--- a/erpnext/stock/stock_ledger.py
+++ b/erpnext/stock/stock_ledger.py
@@ -8,7 +8,9 @@
 import frappe
 from frappe import _
 from frappe.model.meta import get_field_precision
+from frappe.query_builder.functions import Sum
 from frappe.utils import cint, cstr, flt, get_link_to_form, getdate, now, nowdate
+from pypika import CustomFunction
 
 import erpnext
 from erpnext.stock.doctype.bin.bin import update_qty as update_bin_qty
@@ -17,14 +19,13 @@
 	get_or_make_bin,
 	get_valuation_method,
 )
-from erpnext.stock.valuation import FIFOValuation, LIFOValuation
+from erpnext.stock.valuation import FIFOValuation, LIFOValuation, round_off_if_near_zero
 
 
 class NegativeStockError(frappe.ValidationError): pass
 class SerialNoExistsInFutureTransaction(frappe.ValidationError):
 	pass
 
-_exceptions = frappe.local('stockledger_exceptions')
 
 def make_sl_entries(sl_entries, allow_negative_stock=False, via_landed_cost_voucher=False):
 	from erpnext.controllers.stock_controller import future_sle_exists
@@ -447,6 +448,8 @@
 				self.wh_data.qty_after_transaction = sle.qty_after_transaction
 
 			self.wh_data.stock_value = flt(self.wh_data.qty_after_transaction) * flt(self.wh_data.valuation_rate)
+		elif sle.batch_no and frappe.db.get_value("Batch", sle.batch_no, "use_batchwise_valuation", cache=True):
+			self.update_batched_values(sle)
 		else:
 			if sle.voucher_type=="Stock Reconciliation" and not sle.batch_no:
 				# assert
@@ -462,10 +465,11 @@
 					self.wh_data.stock_value = flt(self.wh_data.qty_after_transaction) * flt(self.wh_data.valuation_rate)
 				else:
 					self.update_queue_values(sle)
-					self.wh_data.qty_after_transaction += flt(sle.actual_qty)
 
 		# rounding as per precision
 		self.wh_data.stock_value = flt(self.wh_data.stock_value, self.precision)
+		if not self.wh_data.qty_after_transaction:
+			self.wh_data.stock_value = 0.0
 		stock_value_difference = self.wh_data.stock_value - self.wh_data.prev_stock_value
 		self.wh_data.prev_stock_value = self.wh_data.stock_value
 
@@ -481,6 +485,7 @@
 		if not self.args.get("sle_id"):
 			self.update_outgoing_rate_on_transaction(sle)
 
+
 	def validate_negative_stock(self, sle):
 		"""
 			validate negative stock for entries current datetime onwards
@@ -629,9 +634,7 @@
 		if not self.wh_data.valuation_rate and sle.voucher_detail_no:
 			allow_zero_rate = self.check_if_allow_zero_valuation_rate(sle.voucher_type, sle.voucher_detail_no)
 			if not allow_zero_rate:
-				self.wh_data.valuation_rate = get_valuation_rate(sle.item_code, sle.warehouse,
-					sle.voucher_type, sle.voucher_no, self.allow_zero_rate,
-					currency=erpnext.get_company_currency(sle.company), company=sle.company)
+				self.wh_data.valuation_rate = self.get_fallback_rate(sle)
 
 	def get_incoming_value_for_serial_nos(self, sle, serial_nos):
 		# get rate from serial nos within same company
@@ -697,46 +700,70 @@
 			if not self.wh_data.valuation_rate and sle.voucher_detail_no:
 				allow_zero_valuation_rate = self.check_if_allow_zero_valuation_rate(sle.voucher_type, sle.voucher_detail_no)
 				if not allow_zero_valuation_rate:
-					self.wh_data.valuation_rate = get_valuation_rate(sle.item_code, sle.warehouse,
-						sle.voucher_type, sle.voucher_no, self.allow_zero_rate,
-						currency=erpnext.get_company_currency(sle.company), company=sle.company)
+					self.wh_data.valuation_rate = self.get_fallback_rate(sle)
 
 	def update_queue_values(self, sle):
 		incoming_rate = flt(sle.incoming_rate)
 		actual_qty = flt(sle.actual_qty)
 		outgoing_rate = flt(sle.outgoing_rate)
 
+		self.wh_data.qty_after_transaction = round_off_if_near_zero(self.wh_data.qty_after_transaction + actual_qty)
+
 		if self.valuation_method == "LIFO":
 			stock_queue = LIFOValuation(self.wh_data.stock_queue)
 		else:
 			stock_queue = FIFOValuation(self.wh_data.stock_queue)
 
+		_prev_qty, prev_stock_value = stock_queue.get_total_stock_and_value()
+
 		if actual_qty > 0:
 			stock_queue.add_stock(qty=actual_qty, rate=incoming_rate)
 		else:
 			def rate_generator() -> float:
 				allow_zero_valuation_rate = self.check_if_allow_zero_valuation_rate(sle.voucher_type, sle.voucher_detail_no)
 				if not allow_zero_valuation_rate:
-					return get_valuation_rate(sle.item_code, sle.warehouse,
-						sle.voucher_type, sle.voucher_no, self.allow_zero_rate,
-						currency=erpnext.get_company_currency(sle.company), company=sle.company)
+					return self.get_fallback_rate(sle)
 				else:
 					return 0.0
 
 			stock_queue.remove_stock(qty=abs(actual_qty), outgoing_rate=outgoing_rate, rate_generator=rate_generator)
 
-		stock_qty, stock_value = stock_queue.get_total_stock_and_value()
+		_qty, stock_value = stock_queue.get_total_stock_and_value()
+
+		stock_value_difference = stock_value - prev_stock_value
 
 		self.wh_data.stock_queue = stock_queue.state
-		self.wh_data.stock_value = stock_value
-		if stock_qty:
-			self.wh_data.valuation_rate = stock_value / stock_qty
-
+		self.wh_data.stock_value = round_off_if_near_zero(self.wh_data.stock_value + stock_value_difference)
 
 		if not self.wh_data.stock_queue:
 			self.wh_data.stock_queue.append([0, sle.incoming_rate or sle.outgoing_rate or self.wh_data.valuation_rate])
 
+		if self.wh_data.qty_after_transaction:
+			self.wh_data.valuation_rate = self.wh_data.stock_value / self.wh_data.qty_after_transaction
 
+	def update_batched_values(self, sle):
+		incoming_rate = flt(sle.incoming_rate)
+		actual_qty = flt(sle.actual_qty)
+
+		self.wh_data.qty_after_transaction = round_off_if_near_zero(self.wh_data.qty_after_transaction + actual_qty)
+
+		if actual_qty > 0:
+			stock_value_difference = incoming_rate * actual_qty
+		else:
+			outgoing_rate = get_batch_incoming_rate(item_code=sle.item_code,
+					warehouse=sle.warehouse, batch_no=sle.batch_no, posting_date=sle.posting_date,
+					posting_time=sle.posting_time, creation=sle.creation)
+			if outgoing_rate is None:
+				# This can *only* happen if qty available for the batch is zero.
+				# in such case fall back various other rates.
+				# future entries will correct the overall accounting as each
+				# batch individually uses moving average rates.
+				outgoing_rate = self.get_fallback_rate(sle)
+			stock_value_difference = outgoing_rate * actual_qty
+
+		self.wh_data.stock_value = round_off_if_near_zero(self.wh_data.stock_value + stock_value_difference)
+		if self.wh_data.qty_after_transaction:
+			self.wh_data.valuation_rate = self.wh_data.stock_value / self.wh_data.qty_after_transaction
 
 	def check_if_allow_zero_valuation_rate(self, voucher_type, voucher_detail_no):
 		ref_item_dt = ""
@@ -751,6 +778,13 @@
 		else:
 			return 0
 
+	def get_fallback_rate(self, sle) -> float:
+		"""When exact incoming rate isn't available use any of other "average" rates as fallback.
+			This should only get used for negative stock."""
+		return get_valuation_rate(sle.item_code, sle.warehouse,
+			sle.voucher_type, sle.voucher_no, self.allow_zero_rate,
+			currency=erpnext.get_company_currency(sle.company), company=sle.company, batch_no=sle.batch_no)
+
 	def get_sle_before_datetime(self, args):
 		"""get previous stock ledger entry before current time-bucket"""
 		sle = get_stock_ledger_entries(args, "<", "desc", "limit 1", for_update=False)
@@ -897,22 +931,72 @@
 		['item_code', 'warehouse', 'posting_date', 'posting_time', 'timestamp(posting_date, posting_time) as timestamp'],
 		as_dict=1)
 
+def get_batch_incoming_rate(item_code, warehouse, batch_no, posting_date, posting_time, creation=None):
+
+	Timestamp = CustomFunction('timestamp', ['date', 'time'])
+
+	sle = frappe.qb.DocType("Stock Ledger Entry")
+
+	timestamp_condition = (Timestamp(sle.posting_date, sle.posting_time) < Timestamp(posting_date, posting_time))
+	if creation:
+		timestamp_condition |= (
+				(Timestamp(sle.posting_date, sle.posting_time) == Timestamp(posting_date, posting_time))
+				& (sle.creation < creation)
+			)
+
+	batch_details = (
+		frappe.qb
+			.from_(sle)
+			.select(
+				Sum(sle.stock_value_difference).as_("batch_value"),
+				Sum(sle.actual_qty).as_("batch_qty")
+			)
+			.where(
+				(sle.item_code == item_code)
+				& (sle.warehouse == warehouse)
+				& (sle.batch_no == batch_no)
+				& (sle.is_cancelled == 0)
+			)
+			.where(timestamp_condition)
+	).run(as_dict=True)
+
+	if batch_details and batch_details[0].batch_qty:
+		return batch_details[0].batch_value / batch_details[0].batch_qty
+
+
 def get_valuation_rate(item_code, warehouse, voucher_type, voucher_no,
-	allow_zero_rate=False, currency=None, company=None, raise_error_if_no_rate=True):
+	allow_zero_rate=False, currency=None, company=None, raise_error_if_no_rate=True, batch_no=None):
 
 	if not company:
 		company =  frappe.get_cached_value("Warehouse", warehouse, "company")
 
+	last_valuation_rate = None
+
+	# Get moving average rate of a specific batch number
+	if warehouse and batch_no and frappe.db.get_value("Batch", batch_no, "use_batchwise_valuation"):
+		last_valuation_rate = frappe.db.sql("""
+			select sum(stock_value_difference) / sum(actual_qty)
+			from `tabStock Ledger Entry`
+			where
+				item_code = %s
+				AND warehouse = %s
+				AND batch_no = %s
+				AND is_cancelled = 0
+				AND NOT (voucher_no = %s AND voucher_type = %s)
+			""",
+			(item_code, warehouse, batch_no, voucher_no, voucher_type))
+
 	# Get valuation rate from last sle for the same item and warehouse
-	last_valuation_rate = frappe.db.sql("""select valuation_rate
-		from `tabStock Ledger Entry` force index (item_warehouse)
-		where
-			item_code = %s
-			AND warehouse = %s
-			AND valuation_rate >= 0
-			AND is_cancelled = 0
-			AND NOT (voucher_no = %s AND voucher_type = %s)
-		order by posting_date desc, posting_time desc, name desc limit 1""", (item_code, warehouse, voucher_no, voucher_type))
+	if not last_valuation_rate or last_valuation_rate[0][0] is None:
+		last_valuation_rate = frappe.db.sql("""select valuation_rate
+			from `tabStock Ledger Entry` force index (item_warehouse)
+			where
+				item_code = %s
+				AND warehouse = %s
+				AND valuation_rate >= 0
+				AND is_cancelled = 0
+				AND NOT (voucher_no = %s AND voucher_type = %s)
+			order by posting_date desc, posting_time desc, name desc limit 1""", (item_code, warehouse, voucher_no, voucher_type))
 
 	if not last_valuation_rate:
 		# Get valuation rate from last sle for the item against any warehouse
diff --git a/erpnext/stock/tests/test_valuation.py b/erpnext/stock/tests/test_valuation.py
index 648d440..bdb768f 100644
--- a/erpnext/stock/tests/test_valuation.py
+++ b/erpnext/stock/tests/test_valuation.py
@@ -7,7 +7,7 @@
 
 from erpnext.stock.doctype.item.test_item import make_item
 from erpnext.stock.doctype.stock_entry.stock_entry_utils import make_stock_entry
-from erpnext.stock.valuation import FIFOValuation, LIFOValuation, _round_off_if_near_zero
+from erpnext.stock.valuation import FIFOValuation, LIFOValuation, round_off_if_near_zero
 from erpnext.tests.utils import ERPNextTestCase
 
 qty_gen = st.floats(min_value=-1e6, max_value=1e6)
@@ -113,11 +113,11 @@
 		self.assertTotalQty(0)
 
 	def test_rounding_off_near_zero(self):
-		self.assertEqual(_round_off_if_near_zero(0), 0)
-		self.assertEqual(_round_off_if_near_zero(1), 1)
-		self.assertEqual(_round_off_if_near_zero(-1), -1)
-		self.assertEqual(_round_off_if_near_zero(-1e-8), 0)
-		self.assertEqual(_round_off_if_near_zero(1e-8), 0)
+		self.assertEqual(round_off_if_near_zero(0), 0)
+		self.assertEqual(round_off_if_near_zero(1), 1)
+		self.assertEqual(round_off_if_near_zero(-1), -1)
+		self.assertEqual(round_off_if_near_zero(-1e-8), 0)
+		self.assertEqual(round_off_if_near_zero(1e-8), 0)
 
 	def test_totals(self):
 		self.queue.add_stock(1, 10)
diff --git a/erpnext/stock/utils.py b/erpnext/stock/utils.py
index 7263e39..f85a04f 100644
--- a/erpnext/stock/utils.py
+++ b/erpnext/stock/utils.py
@@ -209,13 +209,28 @@
 @frappe.whitelist()
 def get_incoming_rate(args, raise_error_if_no_rate=True):
 	"""Get Incoming Rate based on valuation method"""
-	from erpnext.stock.stock_ledger import get_previous_sle, get_valuation_rate
+	from erpnext.stock.stock_ledger import (
+		get_batch_incoming_rate,
+		get_previous_sle,
+		get_valuation_rate,
+	)
 	if isinstance(args, str):
 		args = json.loads(args)
 
-	in_rate = 0
+	voucher_no = args.get('voucher_no') or args.get('name')
+
+	in_rate = None
 	if (args.get("serial_no") or "").strip():
 		in_rate = get_avg_purchase_rate(args.get("serial_no"))
+	elif args.get("batch_no") and \
+			frappe.db.get_value("Batch", args.get("batch_no"), "use_batchwise_valuation", cache=True):
+		in_rate = get_batch_incoming_rate(
+			item_code=args.get('item_code'),
+			warehouse=args.get('warehouse'),
+			batch_no=args.get("batch_no"),
+			posting_date=args.get("posting_date"),
+			posting_time=args.get("posting_time"),
+		)
 	else:
 		valuation_method = get_valuation_method(args.get("item_code"))
 		previous_sle = get_previous_sle(args)
@@ -226,12 +241,11 @@
 		elif valuation_method == 'Moving Average':
 			in_rate = previous_sle.get('valuation_rate') or 0
 
-	if not in_rate:
-		voucher_no = args.get('voucher_no') or args.get('name')
+	if in_rate is None:
 		in_rate = get_valuation_rate(args.get('item_code'), args.get('warehouse'),
 			args.get('voucher_type'), voucher_no, args.get('allow_zero_valuation'),
 			currency=erpnext.get_company_currency(args.get('company')), company=args.get('company'),
-			raise_error_if_no_rate=raise_error_if_no_rate)
+			raise_error_if_no_rate=raise_error_if_no_rate, batch_no=args.get("batch_no"))
 
 	return flt(in_rate)
 
@@ -247,7 +261,7 @@
 	"""get valuation method from item or default"""
 	val_method = frappe.db.get_value('Item', item_code, 'valuation_method', cache=True)
 	if not val_method:
-		val_method = frappe.db.get_value("Stock Settings", None, "valuation_method") or "FIFO"
+		val_method = frappe.db.get_value("Stock Settings", None, "valuation_method", cache=True) or "FIFO"
 	return val_method
 
 def get_fifo_rate(previous_stock_queue, qty):
diff --git a/erpnext/stock/valuation.py b/erpnext/stock/valuation.py
index ee9477e..e2bd1ad 100644
--- a/erpnext/stock/valuation.py
+++ b/erpnext/stock/valuation.py
@@ -34,7 +34,7 @@
 			total_qty += flt(qty)
 			total_value += flt(qty) * flt(rate)
 
-		return _round_off_if_near_zero(total_qty), _round_off_if_near_zero(total_value)
+		return round_off_if_near_zero(total_qty), round_off_if_near_zero(total_value)
 
 	def __repr__(self):
 		return str(self.state)
@@ -136,7 +136,7 @@
 			fifo_bin = self.queue[index]
 			if qty >= fifo_bin[QTY]:
 				# consume current bin
-				qty = _round_off_if_near_zero(qty - fifo_bin[QTY])
+				qty = round_off_if_near_zero(qty - fifo_bin[QTY])
 				to_consume = self.queue.pop(index)
 				consumed_bins.append(list(to_consume))
 
@@ -148,7 +148,7 @@
 					break
 			else:
 				# qty found in current bin consume it and exit
-				fifo_bin[QTY] = _round_off_if_near_zero(fifo_bin[QTY] - qty)
+				fifo_bin[QTY] = round_off_if_near_zero(fifo_bin[QTY] - qty)
 				consumed_bins.append([qty, fifo_bin[RATE]])
 				qty = 0
 
@@ -231,7 +231,7 @@
 			stock_bin = self.stack[index]
 			if qty >= stock_bin[QTY]:
 				# consume current bin
-				qty = _round_off_if_near_zero(qty - stock_bin[QTY])
+				qty = round_off_if_near_zero(qty - stock_bin[QTY])
 				to_consume = self.stack.pop(index)
 				consumed_bins.append(list(to_consume))
 
@@ -243,14 +243,14 @@
 					break
 			else:
 				# qty found in current bin consume it and exit
-				stock_bin[QTY] = _round_off_if_near_zero(stock_bin[QTY] - qty)
+				stock_bin[QTY] = round_off_if_near_zero(stock_bin[QTY] - qty)
 				consumed_bins.append([qty, stock_bin[RATE]])
 				qty = 0
 
 		return consumed_bins
 
 
-def _round_off_if_near_zero(number: float, precision: int = 7) -> float:
+def round_off_if_near_zero(number: float, precision: int = 7) -> float:
 	"""Rounds off the number to zero only if number is close to zero for decimal
 	specified in precision. Precision defaults to 7.
 	"""