chore: rename FifoValuation to FIFOValuation
diff --git a/erpnext/stock/stock_ledger.py b/erpnext/stock/stock_ledger.py
index 498b9f5..f45bee1 100644
--- a/erpnext/stock/stock_ledger.py
+++ b/erpnext/stock/stock_ledger.py
@@ -16,7 +16,7 @@
 	get_or_make_bin,
 	get_valuation_method,
 )
-from erpnext.stock.valuation import FifoValuation
+from erpnext.stock.valuation import FIFOValuation
 
 
 class NegativeStockError(frappe.ValidationError): pass
@@ -701,7 +701,7 @@
 		actual_qty = flt(sle.actual_qty)
 		outgoing_rate = flt(sle.outgoing_rate)
 
-		fifo_queue = FifoValuation(self.wh_data.stock_queue)
+		fifo_queue = FIFOValuation(self.wh_data.stock_queue)
 		if actual_qty > 0:
 			fifo_queue.add_stock(qty=actual_qty, rate=incoming_rate)
 		else:
diff --git a/erpnext/stock/tests/test_valuation.py b/erpnext/stock/tests/test_valuation.py
index 065c490..85788ba 100644
--- a/erpnext/stock/tests/test_valuation.py
+++ b/erpnext/stock/tests/test_valuation.py
@@ -3,7 +3,7 @@
 from hypothesis import given
 from hypothesis import strategies as st
 
-from erpnext.stock.valuation import FifoValuation, _round_off_if_near_zero
+from erpnext.stock.valuation import FIFOValuation, _round_off_if_near_zero
 
 qty_gen = st.floats(min_value=-1e6, max_value=1e6)
 value_gen = st.floats(min_value=1, max_value=1e6)
@@ -13,7 +13,7 @@
 class TestFifoValuation(unittest.TestCase):
 
 	def setUp(self):
-		self.queue = FifoValuation([])
+		self.queue = FIFOValuation([])
 
 	def tearDown(self):
 		qty, value = self.queue.get_total_stock_and_value()
@@ -41,12 +41,12 @@
 		self.assertEqual(self.queue, [[2, 10]])
 
 	def test_adding_negative_stock_keeps_rate(self):
-		self.queue = FifoValuation([[-5.0, 100]])
+		self.queue = FIFOValuation([[-5.0, 100]])
 		self.queue.add_stock(1, 10)
 		self.assertEqual(self.queue, [[-4, 100]])
 
 	def test_adding_negative_stock_updates_rate(self):
-		self.queue = FifoValuation([[-5.0, 100]])
+		self.queue = FIFOValuation([[-5.0, 100]])
 		self.queue.add_stock(6, 10)
 		self.assertEqual(self.queue, [[1, 10]])
 
@@ -126,7 +126,7 @@
 
 	@given(stock_queue_generator)
 	def test_fifo_qty_hypothesis(self, stock_queue):
-		self.queue = FifoValuation([])
+		self.queue = FIFOValuation([])
 		total_qty = 0
 
 		for qty, rate in stock_queue:
@@ -144,7 +144,7 @@
 
 	@given(stock_queue_generator)
 	def test_fifo_qty_value_nonneg_hypothesis(self, stock_queue):
-		self.queue = FifoValuation([])
+		self.queue = FIFOValuation([])
 		total_qty = 0.0
 		total_value = 0.0
 
diff --git a/erpnext/stock/valuation.py b/erpnext/stock/valuation.py
index 48efde6..45c5083 100644
--- a/erpnext/stock/valuation.py
+++ b/erpnext/stock/valuation.py
@@ -9,7 +9,7 @@
 RATE = 1
 
 
-class FifoValuation:
+class FIFOValuation:
 	"""Valuation method where a queue of all the incoming stock is maintained.
 
 	New stock is added at end of the queue.