codacy corrections
diff --git a/erpnext/buying/doctype/purchase_order/test_purchase_order.py b/erpnext/buying/doctype/purchase_order/test_purchase_order.py
index 44279d5..6e40b5d 100644
--- a/erpnext/buying/doctype/purchase_order/test_purchase_order.py
+++ b/erpnext/buying/doctype/purchase_order/test_purchase_order.py
@@ -5,9 +5,9 @@
 import unittest
 import frappe
 import frappe.defaults
-from frappe.utils import flt, add_days, nowdate, DATE_FORMAT
+from frappe.utils import flt, add_days, nowdate
 from erpnext.buying.doctype.purchase_order.purchase_order import make_purchase_receipt, make_purchase_invoice
-from erpnext.controllers.accounts_controller import get_payment_terms
+
 
 class TestPurchaseOrder(unittest.TestCase):
 	def test_make_purchase_receipt(self):
diff --git a/erpnext/controllers/recurring_document.py b/erpnext/controllers/recurring_document.py
deleted file mode 100644
index 6919434..0000000
--- a/erpnext/controllers/recurring_document.py
+++ /dev/null
@@ -1,233 +0,0 @@
-from __future__ import unicode_literals
-import frappe
-import calendar
-import frappe.utils
-import frappe.defaults
-
-from frappe.utils import cint, cstr, getdate, nowdate, \
-	get_first_day, get_last_day, split_emails
-
-from frappe import _, msgprint, throw
-
-
-month_map = {'Monthly': 1, 'Quarterly': 3, 'Half-yearly': 6, 'Yearly': 12}
-date_field_map = {
-	"Sales Order": "transaction_date",
-	"Sales Invoice": "posting_date",
-	"Purchase Order": "transaction_date",
-	"Purchase Invoice": "posting_date"
-}
-
-def create_recurring_documents():
-	manage_recurring_documents("Sales Order")
-	manage_recurring_documents("Sales Invoice")
-	manage_recurring_documents("Purchase Order")
-	manage_recurring_documents("Purchase Invoice")
-
-def manage_recurring_documents(doctype, next_date=None, commit=True):
-	"""
-		Create recurring documents on specific date by copying the original one
-		and notify the concerned people
-	"""
-	next_date = next_date or nowdate()
-
-	date_field = date_field_map[doctype]
-
-	condition = " and ifnull(status, '') != 'Closed'" if doctype in ("Sales Order", "Purchase Order") else ""
-
-	recurring_documents = frappe.db.sql("""select name, recurring_id
-		from `tab{0}` where is_recurring=1
-		and (docstatus=1 or docstatus=0) and next_date=%s
-		and next_date <= ifnull(end_date, '2199-12-31') {1}""".format(doctype, condition), next_date)
-
-	exception_list = []
-	for ref_document, recurring_id in recurring_documents:
-		if not frappe.db.sql("""select name from `tab%s`
-				where %s=%s and recurring_id=%s and (docstatus=1 or docstatus=0)"""
-				% (doctype, date_field, '%s', '%s'), (next_date, recurring_id)):
-			try:
-				reference_doc = frappe.get_doc(doctype, ref_document)
-				new_doc = make_new_document(reference_doc, date_field, next_date)
-				if reference_doc.notify_by_email:
-					send_notification(new_doc)
-				if commit:
-					frappe.db.commit()
-			except:
-				if commit:
-					frappe.db.rollback()
-
-					frappe.db.begin()
-					frappe.db.sql("update `tab%s` \
-						set is_recurring = 0 where name = %s" % (doctype, '%s'),
-						(ref_document))
-					notify_errors(ref_document, doctype, reference_doc.get("customer") or reference_doc.get("supplier"),
-						reference_doc.owner)
-					frappe.db.commit()
-
-				exception_list.append(frappe.get_traceback())
-			finally:
-				if commit:
-					frappe.db.begin()
-
-	if exception_list:
-		exception_message = "\n\n".join([cstr(d) for d in exception_list])
-		frappe.throw(exception_message)
-
-def make_new_document(reference_doc, date_field, posting_date):
-	from erpnext.controllers.accounts_controller import get_payment_terms
-	new_document = frappe.copy_doc(reference_doc, ignore_no_copy=False)
-	mcount = month_map[reference_doc.recurring_type]
-
-	from_date = get_next_date(reference_doc.from_date, mcount)
-
-	# get last day of the month to maintain period if the from date is first day of its own month
-	# and to date is the last day of its own month
-	if (cstr(get_first_day(reference_doc.from_date)) == cstr(reference_doc.from_date)) and \
-		(cstr(get_last_day(reference_doc.to_date)) == cstr(reference_doc.to_date)):
-			to_date = get_last_day(get_next_date(reference_doc.to_date, mcount))
-	else:
-		to_date = get_next_date(reference_doc.to_date, mcount)
-
-	new_document.update({
-		date_field: posting_date,
-		"from_date": from_date,
-		"to_date": to_date,
-		"next_date": get_next_date(reference_doc.next_date, mcount,cint(reference_doc.repeat_on_day_of_month)),
-		"payment_schedule": get_payment_terms("_Test Payment Term Template 3", posting_date, new_document.grand_total)
-	})
-
-	if new_document.meta.get_field('set_posting_time'):
-		new_document.set('set_posting_time', 1)
-
-	# copy document fields
-	for fieldname in ("owner", "recurring_type", "repeat_on_day_of_month",
-		"recurring_id", "notification_email_address", "is_recurring", "end_date",
-		"title", "naming_series", "select_print_heading", "ignore_pricing_rule",
-		"posting_time", "remarks", 'submit_on_creation'):
-		if new_document.meta.get_field(fieldname):
-			new_document.set(fieldname, reference_doc.get(fieldname))
-
-	# copy item fields
-	for i, item in enumerate(new_document.items):
-		for fieldname in ("page_break",):
-			item.set(fieldname, reference_doc.items[i].get(fieldname))
-
-	new_document.run_method("on_recurring", reference_doc=reference_doc)
-
-	if reference_doc.submit_on_creation:
-		new_document.insert()
-		new_document.submit()
-	else:
-		new_document.docstatus=0
-		new_document.insert()
-
-	return new_document
-
-def get_next_date(dt, mcount, day=None):
-	dt = getdate(dt)
-
-	from dateutil.relativedelta import relativedelta
-	dt += relativedelta(months=mcount, day=day)
-
-	return dt
-
-def send_notification(new_rv):
-	"""Notify concerned persons about recurring document generation"""
-
-	frappe.sendmail(new_rv.notification_email_address,
-		subject=  _("New {0}: #{1}").format(new_rv.doctype, new_rv.name),
-		message = _("Please find attached {0} #{1}").format(new_rv.doctype, new_rv.name),
-		attachments = [frappe.attach_print(new_rv.doctype, new_rv.name, file_name=new_rv.name, print_format=new_rv.recurring_print_format)])
-
-def notify_errors(doc, doctype, party, owner):
-	from frappe.utils.user import get_system_managers
-	recipients = get_system_managers(only_name=True)
-
-	frappe.sendmail(recipients + [frappe.db.get_value("User", owner, "email")],
-		subject="[Urgent] Error while creating recurring %s for %s" % (doctype, doc),
-		message = frappe.get_template("templates/emails/recurring_document_failed.html").render({
-			"type": doctype,
-			"name": doc,
-			"party": party
-		}))
-
-	assign_task_to_owner(doc, doctype, "Recurring Invoice Failed", recipients)
-
-def assign_task_to_owner(doc, doctype, msg, users):
-	for d in users:
-		from frappe.desk.form import assign_to
-		args = {
-			'assign_to' 	:	d,
-			'doctype'		:	doctype,
-			'name'			:	doc,
-			'description'	:	msg,
-			'priority'		:	'High'
-		}
-		assign_to.add(args)
-
-def validate_recurring_document(doc):
-	if doc.is_recurring:
-		validate_notification_email_id(doc)
-		if not doc.recurring_type:
-			frappe.throw(_("Please select {0}").format(doc.meta.get_label("recurring_type")))
-
-		elif not (doc.from_date and doc.to_date):
-			frappe.throw(_("Period From and Period To dates mandatory for recurring {0}").format(doc.doctype))
-
-def validate_recurring_next_date(doc):
-	posting_date = doc.get("posting_date") or doc.get("transaction_date")
-	if getdate(posting_date) > getdate(doc.next_date):
-		frappe.throw(_("Next Date must be greater than Posting Date"))
-
-	next_date = getdate(doc.next_date)
-	if next_date.day != doc.repeat_on_day_of_month:
-
-		# if the repeat day is the last day of the month (31)
-		# and the current month does not have as many days,
-		# then the last day of the current month is a valid date
-		lastday = calendar.monthrange(next_date.year, next_date.month)[1]
-		if doc.repeat_on_day_of_month < lastday:
-
-			# the specified day of the month is not same as the day specified
-			# or the last day of the month
-			frappe.throw(_("Next Date's day and Repeat on Day of Month must be equal"))
-
-def convert_to_recurring(doc, posting_date):
-	if doc.is_recurring:
-		if not doc.recurring_id:
-			doc.db_set("recurring_id", doc.name)
-
-		set_next_date(doc, posting_date)
-
-		if doc.next_date:
-			validate_recurring_next_date(doc)
-
-	elif doc.recurring_id:
-		doc.db_set("recurring_id", None)
-
-def validate_notification_email_id(doc):
-	if doc.notify_by_email:
-		if doc.notification_email_address:
-			email_list = split_emails(doc.notification_email_address.replace("\n", ""))
-
-			from frappe.utils import validate_email_add
-			for email in email_list:
-				if not validate_email_add(email):
-					throw(_("{0} is an invalid email address in 'Notification \
-						Email Address'").format(email))
-
-		else:
-			frappe.throw(_("'Notification Email Addresses' not specified for recurring %s") \
-				% doc.doctype)
-
-def set_next_date(doc, posting_date):
-	""" Set next date on which recurring document will be created"""
-	if not doc.repeat_on_day_of_month:
-		msgprint(_("Please enter 'Repeat on Day of Month' field value"), raise_exception=1)
-
-	next_date = get_next_date(posting_date, month_map[doc.recurring_type],
-		cint(doc.repeat_on_day_of_month))
-
-	doc.db_set('next_date', next_date)
-
-	msgprint(_("Next Recurring {0} will be created on {1}").format(doc.doctype, next_date))
diff --git a/erpnext/patches/v8_10/change_default_customer_credit_days.py b/erpnext/patches/v8_10/change_default_customer_credit_days.py
index a919713..9008a43 100644
--- a/erpnext/patches/v8_10/change_default_customer_credit_days.py
+++ b/erpnext/patches/v8_10/change_default_customer_credit_days.py
@@ -99,7 +99,7 @@
 		doc.payment_term_name = 'N{0}'.format(days)
 	else:
 		doc.credit_months = 1
-		doc.description = 'Net payable by the end of next month'.format(days)
+		doc.description = 'Net payable by the end of next month'
 		doc.payment_term_name = 'EO2M'
 
 	doc.save()
diff --git a/erpnext/patches/v8_10/update_gl_due_date_for_pi_and_si.py b/erpnext/patches/v8_10/update_gl_due_date_for_pi_and_si.py
index 8ececeb..f54ff80 100644
--- a/erpnext/patches/v8_10/update_gl_due_date_for_pi_and_si.py
+++ b/erpnext/patches/v8_10/update_gl_due_date_for_pi_and_si.py
@@ -1,8 +1,8 @@
 from __future__ import unicode_literals
 import frappe
 
-"""This will update existing GL Entries by saving its linked Purchase/Sales Invoice's
-and Journal Entry's due date as the due date for the GL Entry"""
+# This will update existing GL Entries by saving its linked Purchase/Sales Invoice's
+# Journal Entry's due date as the due date for the GL Entry
 
 
 def execute():
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index 6344a96..f3db267 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -124,7 +124,6 @@
 		}
 
 		if(this.frm.fields_dict["payment_terms_template"]){
-			console.log("triggered");
 			this.frm.trigger("payment_terms_template");
 		}
 
diff --git a/erpnext/selling/doctype/quotation/test_quotation.py b/erpnext/selling/doctype/quotation/test_quotation.py
index bb083ee..7fa91b5 100644
--- a/erpnext/selling/doctype/quotation/test_quotation.py
+++ b/erpnext/selling/doctype/quotation/test_quotation.py
@@ -3,8 +3,7 @@
 from __future__ import unicode_literals
 
 import frappe
-from frappe.utils import flt, add_days, nowdate, add_months, DATE_FORMAT
-from erpnext.controllers.accounts_controller import get_payment_terms
+from frappe.utils import flt, add_days, nowdate, add_months
 import unittest
 
 test_dependencies = ["Product Bundle"]
diff --git a/erpnext/selling/doctype/sales_order/test_sales_order.py b/erpnext/selling/doctype/sales_order/test_sales_order.py
index c0bd633..972453c 100644
--- a/erpnext/selling/doctype/sales_order/test_sales_order.py
+++ b/erpnext/selling/doctype/sales_order/test_sales_order.py
@@ -2,7 +2,7 @@
 # License: GNU General Public License v3. See license.txt
 from __future__ import unicode_literals
 import frappe
-from frappe.utils import flt, add_days, DATE_FORMAT
+from frappe.utils import flt, add_days
 import frappe.permissions
 import unittest
 from erpnext.stock.doctype.item.test_item import get_total_projected_qty