refactor: renamed number of depreciations booked to opening booked de… (#41515)

* refactor: renamed number of depreciations booked to opening booked depreciations

* feat: introduced new field for showing total number of booked depreciations

erpnext/accounts/doctype/journal_entry/journal_entry.py

@@ -194,6 +194,7 @@ class JournalEntry(AccountsController):
 		self.update_asset_value()
 		self.update_inter_company_jv()
 		self.update_invoice_discounting()
+		self.update_booked_depreciation()
 
 	def on_update_after_submit(self):
 		if hasattr(self, "repost_required"):
@@ -225,6 +226,7 @@ class JournalEntry(AccountsController):
 		self.unlink_inter_company_jv()
 		self.unlink_asset_adjustment_entry()
 		self.update_invoice_discounting()
+		self.update_booked_depreciation()
 
 	def get_title(self):
 		return self.pay_to_recd_from or self.accounts[0].account
@@ -442,6 +444,28 @@ class JournalEntry(AccountsController):
 			if status:
 				inv_disc_doc.set_status(status=status)
 
+	def update_booked_depreciation(self):
+		for d in self.get("accounts"):
+			if (
+				self.voucher_type == "Depreciation Entry"
+				and d.reference_type == "Asset"
+				and d.reference_name
+				and frappe.get_cached_value("Account", d.account, "root_type") == "Expense"
+				and d.debit
+			):
+				asset = frappe.get_doc("Asset", d.reference_name)
+				for fb_row in asset.get("finance_books"):
+					if fb_row.finance_book == self.finance_book:
+						depr_schedule = get_depr_schedule(asset.name, "Active", fb_row.finance_book)
+						total_number_of_booked_depreciations = asset.opening_number_of_booked_depreciations
+						for je in depr_schedule:
+							if je.journal_entry:
+								total_number_of_booked_depreciations += 1
+						fb_row.db_set(
+							"total_number_of_booked_depreciations", total_number_of_booked_depreciations
+						)
+						break
+
 	def unlink_advance_entry_reference(self):
 		for d in self.get("accounts"):
 			if d.is_advance == "Yes" and d.reference_type in ("Sales Invoice", "Purchase Invoice"):

erpnext/assets/doctype/asset/asset.json

@@ -45,7 +45,7 @@
   "calculate_depreciation",
   "column_break_33",
   "opening_accumulated_depreciation",
-  "number_of_depreciations_booked",
+  "opening_number_of_booked_depreciations",
   "is_fully_depreciated",
   "section_break_36",
   "finance_books",
@@ -257,12 +257,6 @@
    "label": "Opening Accumulated Depreciation",
    "options": "Company:company:default_currency"
   },
-  {
-   "depends_on": "eval:(doc.is_existing_asset)",
-   "fieldname": "number_of_depreciations_booked",
-   "fieldtype": "Int",
-   "label": "Number of Depreciations Booked"
-  },
   {
    "collapsible": 1,
    "collapsible_depends_on": "eval:doc.calculate_depreciation || doc.is_existing_asset",
@@ -546,6 +540,12 @@
    "no_copy": 1,
    "print_hide": 1,
    "read_only": 1
+  },
+  {
+   "depends_on": "eval:(doc.is_existing_asset)",
+   "fieldname": "opening_number_of_booked_depreciations",
+   "fieldtype": "Int",
+   "label": "Opening Number of Booked Depreciations"
   }
  ],
  "idx": 72,
@@ -589,7 +589,7 @@
    "link_fieldname": "target_asset"
   }
  ],
- "modified": "2024-04-18 16:45:47.306032",
+ "modified": "2024-05-21 13:46:21.066483",
  "modified_by": "Administrator",
  "module": "Assets",
  "name": "Asset",

erpnext/assets/doctype/asset/asset.py

@@ -89,8 +89,8 @@ class Asset(AccountsController):
 		maintenance_required: DF.Check
 		naming_series: DF.Literal["ACC-ASS-.YYYY.-"]
 		next_depreciation_date: DF.Date | None
-		number_of_depreciations_booked: DF.Int
 		opening_accumulated_depreciation: DF.Currency
+		opening_number_of_booked_depreciations: DF.Int
 		policy_number: DF.Data | None
 		purchase_amount: DF.Currency
 		purchase_date: DF.Date | None
@@ -145,7 +145,7 @@ class Asset(AccountsController):
 								"Asset Depreciation Schedules created:<br>{0}<br><br>Please check, edit if needed, and submit the Asset."
 							).format(asset_depr_schedules_links)
 						)
-
+		self.set_total_booked_depreciations()
 		self.total_asset_cost = self.gross_purchase_amount
 		self.status = self.get_status()
 
@@ -419,7 +419,7 @@ class Asset(AccountsController):
 
 		if not self.is_existing_asset:
 			self.opening_accumulated_depreciation = 0
-			self.number_of_depreciations_booked = 0
+			self.opening_number_of_booked_depreciations = 0
 		else:
 			depreciable_amount = flt(self.gross_purchase_amount) - flt(row.expected_value_after_useful_life)
 			if flt(self.opening_accumulated_depreciation) > depreciable_amount:
@@ -430,15 +430,15 @@ class Asset(AccountsController):
 				)
 
 			if self.opening_accumulated_depreciation:
-				if not self.number_of_depreciations_booked:
+				if not self.opening_number_of_booked_depreciations:
-					frappe.throw(_("Please set Number of Depreciations Booked"))
+					frappe.throw(_("Please set Opening Number of Booked Depreciations"))
 			else:
-				self.number_of_depreciations_booked = 0
+				self.opening_number_of_booked_depreciations = 0
 
-			if flt(row.total_number_of_depreciations) <= cint(self.number_of_depreciations_booked):
+			if flt(row.total_number_of_depreciations) <= cint(self.opening_number_of_booked_depreciations):
 				frappe.throw(
 					_(
-						"Row {0}: Total Number of Depreciations cannot be less than or equal to Number of Depreciations Booked"
+						"Row {0}: Total Number of Depreciations cannot be less than or equal to Opening Number of Booked Depreciations"
 					).format(row.idx),
 					title=_("Invalid Schedule"),
 				)
@@ -459,6 +459,17 @@ class Asset(AccountsController):
 				).format(row.idx)
 			)
 
+	def set_total_booked_depreciations(self):
+		# set value of total number of booked depreciations field
+		for fb_row in self.get("finance_books"):
+			total_number_of_booked_depreciations = self.opening_number_of_booked_depreciations
+			depr_schedule = get_depr_schedule(self.name, "Active", fb_row.finance_book)
+			if depr_schedule:
+				for je in depr_schedule:
+					if je.journal_entry:
+						total_number_of_booked_depreciations += 1
+			fb_row.db_set("total_number_of_booked_depreciations", total_number_of_booked_depreciations)
+
 	def validate_expected_value_after_useful_life(self):
 		for row in self.get("finance_books"):
 			depr_schedule = get_depr_schedule(self.name, "Draft", row.finance_book)

erpnext/assets/doctype/asset/depreciation.py

@@ -323,6 +323,7 @@ def _make_journal_entry_for_depreciation(
 
 	if not je.meta.get_workflow():
 		je.submit()
+		asset.reload()
 		idx = cint(asset_depr_schedule_doc.finance_book_id)
 		row = asset.get("finance_books")[idx - 1]
 		row.value_after_depreciation -= depr_schedule.depreciation_amount

erpnext/assets/doctype/asset/test_asset.py

@@ -355,7 +355,7 @@ class TestAsset(AssetSetup):
 			purchase_date="2020-04-01",
 			expected_value_after_useful_life=0,
 			total_number_of_depreciations=5,
-			number_of_depreciations_booked=2,
+			opening_number_of_booked_depreciations=2,
 			frequency_of_depreciation=12,
 			depreciation_start_date="2023-03-31",
 			opening_accumulated_depreciation=24000,
@@ -453,7 +453,7 @@ class TestAsset(AssetSetup):
 			purchase_date="2020-01-01",
 			expected_value_after_useful_life=0,
 			total_number_of_depreciations=6,
-			number_of_depreciations_booked=1,
+			opening_number_of_booked_depreciations=1,
 			frequency_of_depreciation=10,
 			depreciation_start_date="2021-01-01",
 			opening_accumulated_depreciation=20000,
@@ -739,7 +739,7 @@ class TestDepreciationMethods(AssetSetup):
 			calculate_depreciation=1,
 			available_for_use_date="2030-06-06",
 			is_existing_asset=1,
-			number_of_depreciations_booked=2,
+			opening_number_of_booked_depreciations=2,
 			opening_accumulated_depreciation=47095.89,
 			expected_value_after_useful_life=10000,
 			depreciation_start_date="2032-12-31",
@@ -789,7 +789,7 @@ class TestDepreciationMethods(AssetSetup):
 			available_for_use_date="2030-01-01",
 			is_existing_asset=1,
 			depreciation_method="Double Declining Balance",
-			number_of_depreciations_booked=1,
+			opening_number_of_booked_depreciations=1,
 			opening_accumulated_depreciation=50000,
 			expected_value_after_useful_life=10000,
 			depreciation_start_date="2031-12-31",
@@ -1123,8 +1123,8 @@ class TestDepreciationBasics(AssetSetup):
 
 		self.assertRaises(frappe.ValidationError, asset.save)
 
-	def test_number_of_depreciations_booked(self):
+	def test_opening_booked_depreciations(self):
-		"""Tests if an error is raised when number_of_depreciations_booked is not specified when opening_accumulated_depreciation is."""
+		"""Tests if an error is raised when opening_number_of_booked_depreciations is not specified when opening_accumulated_depreciation is."""
 
 		asset = create_asset(
 			item_code="Macbook Pro",
@@ -1140,9 +1140,9 @@ class TestDepreciationBasics(AssetSetup):
 		self.assertRaises(frappe.ValidationError, asset.save)
 
 	def test_number_of_depreciations(self):
-		"""Tests if an error is raised when number_of_depreciations_booked >= total_number_of_depreciations."""
+		"""Tests if an error is raised when opening_number_of_booked_depreciations >= total_number_of_depreciations."""
 
-		# number_of_depreciations_booked > total_number_of_depreciations
+		# opening_number_of_booked_depreciations > total_number_of_depreciations
 		asset = create_asset(
 			item_code="Macbook Pro",
 			calculate_depreciation=1,
@@ -1151,13 +1151,13 @@ class TestDepreciationBasics(AssetSetup):
 			expected_value_after_useful_life=10000,
 			depreciation_start_date="2020-07-01",
 			opening_accumulated_depreciation=10000,
-			number_of_depreciations_booked=5,
+			opening_number_of_booked_depreciations=5,
 			do_not_save=1,
 		)
 
 		self.assertRaises(frappe.ValidationError, asset.save)
 
-		# number_of_depreciations_booked = total_number_of_depreciations
+		# opening_number_of_booked_depreciations = total_number_of_depreciations
 		asset_2 = create_asset(
 			item_code="Macbook Pro",
 			calculate_depreciation=1,
@@ -1166,7 +1166,7 @@ class TestDepreciationBasics(AssetSetup):
 			expected_value_after_useful_life=10000,
 			depreciation_start_date="2020-07-01",
 			opening_accumulated_depreciation=10000,
-			number_of_depreciations_booked=5,
+			opening_number_of_booked_depreciations=5,
 			do_not_save=1,
 		)
 
@@ -1502,7 +1502,7 @@ class TestDepreciationBasics(AssetSetup):
 
 		asset = create_asset(calculate_depreciation=1)
 		asset.opening_accumulated_depreciation = 2000
-		asset.number_of_depreciations_booked = 1
+		asset.opening_number_of_booked_depreciations = 1
 
 		asset.finance_books[0].expected_value_after_useful_life = 100
 		asset.save()
@@ -1696,7 +1696,7 @@ def create_asset(**args):
 			"purchase_date": args.purchase_date or "2015-01-01",
 			"calculate_depreciation": args.calculate_depreciation or 0,
 			"opening_accumulated_depreciation": args.opening_accumulated_depreciation or 0,
-			"number_of_depreciations_booked": args.number_of_depreciations_booked or 0,
+			"opening_number_of_booked_depreciations": args.opening_number_of_booked_depreciations or 0,
 			"gross_purchase_amount": args.gross_purchase_amount or 100000,
 			"purchase_amount": args.purchase_amount or 100000,
 			"maintenance_required": args.maintenance_required or 0,

erpnext/assets/doctype/asset_depreciation_schedule/asset_depreciation_schedule.json

@@ -13,7 +13,7 @@
   "column_break_2",
   "gross_purchase_amount",
   "opening_accumulated_depreciation",
-  "number_of_depreciations_booked",
+  "opening_number_of_booked_depreciations",
   "finance_book",
   "finance_book_id",
   "depreciation_details_section",
@@ -171,10 +171,10 @@
    "read_only": 1
   },
   {
-   "fieldname": "number_of_depreciations_booked",
+   "fieldname": "opening_number_of_booked_depreciations",
    "fieldtype": "Int",
    "hidden": 1,
-   "label": "Number of Depreciations Booked",
+   "label": "Opening Number of Booked Depreciations",
    "print_hide": 1,
    "read_only": 1
   },

erpnext/assets/doctype/asset_depreciation_schedule/asset_depreciation_schedule.py

@@ -50,7 +50,7 @@ class AssetDepreciationSchedule(Document):
 		gross_purchase_amount: DF.Currency
 		naming_series: DF.Literal["ACC-ADS-.YYYY.-"]
 		notes: DF.SmallText | None
-		number_of_depreciations_booked: DF.Int
+		opening_number_of_booked_depreciations: DF.Int
 		opening_accumulated_depreciation: DF.Currency
 		rate_of_depreciation: DF.Percent
 		shift_based: DF.Check
@@ -161,7 +161,7 @@ class AssetDepreciationSchedule(Document):
 		return (
 			asset_doc.gross_purchase_amount != self.gross_purchase_amount
 			or asset_doc.opening_accumulated_depreciation != self.opening_accumulated_depreciation
-			or asset_doc.number_of_depreciations_booked != self.number_of_depreciations_booked
+			or asset_doc.opening_number_of_booked_depreciations != self.opening_number_of_booked_depreciations
 		)
 
 	def not_manual_depr_or_have_manual_depr_details_been_modified(self, row):
@@ -194,7 +194,7 @@ class AssetDepreciationSchedule(Document):
 		self.finance_book = row.finance_book
 		self.finance_book_id = row.idx
 		self.opening_accumulated_depreciation = asset_doc.opening_accumulated_depreciation or 0
-		self.number_of_depreciations_booked = asset_doc.number_of_depreciations_booked or 0
+		self.opening_number_of_booked_depreciations = asset_doc.opening_number_of_booked_depreciations or 0
 		self.gross_purchase_amount = asset_doc.gross_purchase_amount
 		self.depreciation_method = row.depreciation_method
 		self.total_number_of_depreciations = row.total_number_of_depreciations
@@ -263,7 +263,7 @@ class AssetDepreciationSchedule(Document):
 			row.db_update()
 
 		final_number_of_depreciations = cint(row.total_number_of_depreciations) - cint(
-			self.number_of_depreciations_booked
+			self.opening_number_of_booked_depreciations
 		)
 
 		has_pro_rata = _check_is_pro_rata(asset_doc, row)
@@ -328,7 +328,7 @@ class AssetDepreciationSchedule(Document):
 			if date_of_disposal and getdate(schedule_date) >= getdate(date_of_disposal):
 				from_date = add_months(
 					getdate(asset_doc.available_for_use_date),
-					(asset_doc.number_of_depreciations_booked * row.frequency_of_depreciation),
+					(asset_doc.opening_number_of_booked_depreciations * row.frequency_of_depreciation),
 				)
 				if self.depreciation_schedule:
 					from_date = self.depreciation_schedule[-1].schedule_date
@@ -378,13 +378,16 @@ class AssetDepreciationSchedule(Document):
 					from_date = get_last_day(
 						add_months(
 							getdate(asset_doc.available_for_use_date),
-							((self.number_of_depreciations_booked - 1) * row.frequency_of_depreciation),
+							(
+								(self.opening_number_of_booked_depreciations - 1)
+								* row.frequency_of_depreciation
+							),
 						)
 					)
 				else:
 					from_date = add_months(
 						getdate(add_days(asset_doc.available_for_use_date, -1)),
-						(self.number_of_depreciations_booked * row.frequency_of_depreciation),
+						(self.opening_number_of_booked_depreciations * row.frequency_of_depreciation),
 					)
 				depreciation_amount, days, months = _get_pro_rata_amt(
 					row,
@@ -400,7 +403,8 @@ class AssetDepreciationSchedule(Document):
 					# In case of increase_in_asset_life, the asset.to_date is already set on asset_repair submission
 					asset_doc.to_date = add_months(
 						asset_doc.available_for_use_date,
-						(n + self.number_of_depreciations_booked) * cint(row.frequency_of_depreciation),
+						(n + self.opening_number_of_booked_depreciations)
+						* cint(row.frequency_of_depreciation),
 					)
 
 				depreciation_amount_without_pro_rata = depreciation_amount
@@ -546,7 +550,7 @@ def _check_is_pro_rata(asset_doc, row, wdv_or_dd_non_yearly=False):
 	has_pro_rata = False
 
 	# if not existing asset, from_date = available_for_use_date
-	# otherwise, if number_of_depreciations_booked = 2, available_for_use_date = 01/01/2020 and frequency_of_depreciation = 12
+	# otherwise, if opening_number_of_booked_depreciations = 2, available_for_use_date = 01/01/2020 and frequency_of_depreciation = 12
 	# from_date = 01/01/2022
 	from_date = _get_modified_available_for_use_date(asset_doc, row, wdv_or_dd_non_yearly)
 	days = date_diff(row.depreciation_start_date, from_date) + 1
@@ -567,12 +571,12 @@ def _get_modified_available_for_use_date(asset_doc, row, wdv_or_dd_non_yearly=Fa
 	if wdv_or_dd_non_yearly:
 		return add_months(
 			asset_doc.available_for_use_date,
-			(asset_doc.number_of_depreciations_booked * 12),
+			(asset_doc.opening_number_of_booked_depreciations * 12),
 		)
 	else:
 		return add_months(
 			asset_doc.available_for_use_date,
-			(asset_doc.number_of_depreciations_booked * row.frequency_of_depreciation),
+			(asset_doc.opening_number_of_booked_depreciations * row.frequency_of_depreciation),
 		)
 
 
@@ -678,7 +682,7 @@ def get_straight_line_or_manual_depr_amount(
 				flt(asset.gross_purchase_amount)
 				- flt(asset.opening_accumulated_depreciation)
 				- flt(row.expected_value_after_useful_life)
-			) / flt(row.total_number_of_depreciations - asset.number_of_depreciations_booked)
+			) / flt(row.total_number_of_depreciations - asset.opening_number_of_booked_depreciations)
 
 
 def get_daily_prorata_based_straight_line_depr(
@@ -704,7 +708,7 @@ def get_shift_depr_amount(asset_depr_schedule, asset, row, schedule_idx):
 			flt(asset.gross_purchase_amount)
 			- flt(asset.opening_accumulated_depreciation)
 			- flt(row.expected_value_after_useful_life)
-		) / flt(row.total_number_of_depreciations - asset.number_of_depreciations_booked)
+		) / flt(row.total_number_of_depreciations - asset.opening_number_of_booked_depreciations)
 
 	asset_shift_factors_map = get_asset_shift_factors_map()
 	shift = (

erpnext/assets/doctype/asset_depreciation_schedule/test_asset_depreciation_schedule.py

@@ -5,6 +5,9 @@ import frappe
 from frappe.tests.utils import FrappeTestCase
 from frappe.utils import cstr
 
+from erpnext.assets.doctype.asset.depreciation import (
+	post_depreciation_entries,
+)
 from erpnext.assets.doctype.asset.test_asset import create_asset, create_asset_data
 from erpnext.assets.doctype.asset_depreciation_schedule.asset_depreciation_schedule import (
 	get_asset_depr_schedule_doc,
@@ -28,7 +31,7 @@ class TestAssetDepreciationSchedule(FrappeTestCase):
 
 		self.assertRaises(frappe.ValidationError, second_asset_depr_schedule.insert)
 
-	def test_daily_prorata_based_depr_on_sl_methond(self):
+	def test_daily_prorata_based_depr_on_sl_method(self):
 		asset = create_asset(
 			calculate_depreciation=1,
 			depreciation_method="Straight Line",
@@ -160,3 +163,35 @@ class TestAssetDepreciationSchedule(FrappeTestCase):
 			for d in get_depr_schedule(asset.name, "Draft")
 		]
 		self.assertEqual(schedules, expected_schedules)
+
+	def test_update_total_number_of_booked_depreciations(self):
+		# check if updates total number of booked depreciations when depreciation gets booked
+		asset = create_asset(
+			item_code="Macbook Pro",
+			calculate_depreciation=1,
+			opening_accumulated_depreciation=2000,
+			opening_number_of_booked_depreciations=2,
+			depreciation_method="Straight Line",
+			available_for_use_date="2020-03-01",
+			depreciation_start_date="2020-03-31",
+			frequency_of_depreciation=1,
+			total_number_of_depreciations=24,
+			submit=1,
+		)
+
+		post_depreciation_entries(date="2021-03-31")
+		asset.reload()
+		"""
+		opening_number_of_booked_depreciations = 2
+		number_of_booked_depreciations till 2021-03-31 = 13
+		total_number_of_booked_depreciations = 15
+		"""
+		self.assertEqual(asset.finance_books[0].total_number_of_booked_depreciations, 15)
+
+		# cancel depreciation entry
+		depr_entry = get_depr_schedule(asset.name, "Active")[0].journal_entry
+
+		frappe.get_doc("Journal Entry", depr_entry).cancel()
+		asset.reload()
+
+		self.assertEqual(asset.finance_books[0].total_number_of_booked_depreciations, 14)

erpnext/assets/doctype/asset_finance_book/asset_finance_book.json

@@ -8,6 +8,7 @@
   "finance_book",
   "depreciation_method",
   "total_number_of_depreciations",
+  "total_number_of_booked_depreciations",
   "daily_prorata_based",
   "shift_based",
   "column_break_5",
@@ -104,12 +105,19 @@
    "fieldname": "shift_based",
    "fieldtype": "Check",
    "label": "Depreciate based on shifts"
+  },
+  {
+   "default": "0",
+   "fieldname": "total_number_of_booked_depreciations",
+   "fieldtype": "Int",
+   "label": "Total Number of Booked Depreciations ",
+   "read_only": 1
   }
  ],
  "index_web_pages_for_search": 1,
  "istable": 1,
  "links": [],
- "modified": "2024-03-27 13:06:34.342264",
+ "modified": "2024-05-21 15:48:20.907250",
  "modified_by": "Administrator",
  "module": "Assets",
  "name": "Asset Finance Book",

erpnext/assets/doctype/asset_finance_book/asset_finance_book.py

@@ -28,6 +28,7 @@ class AssetFinanceBook(Document):
 		rate_of_depreciation: DF.Percent
 		salvage_value_percentage: DF.Percent
 		shift_based: DF.Check
+		total_number_of_booked_depreciations: DF.Int
 		total_number_of_depreciations: DF.Int
 		value_after_depreciation: DF.Currency
 	# end: auto-generated types

erpnext/assets/doctype/asset_repair/asset_repair.py

@@ -377,7 +377,7 @@ class AssetRepair(AccountsController):
 	def calculate_last_schedule_date(self, asset, row, extra_months):
 		asset.flags.increase_in_asset_life = True
 		number_of_pending_depreciations = cint(row.total_number_of_depreciations) - cint(
-			asset.number_of_depreciations_booked
+			asset.opening_number_of_booked_depreciations
 		)
 
 		depr_schedule = get_depr_schedule(asset.name, "Active", row.finance_book)
@@ -410,7 +410,7 @@ class AssetRepair(AccountsController):
 	def calculate_last_schedule_date_before_modification(self, asset, row, extra_months):
 		asset.flags.increase_in_asset_life = True
 		number_of_pending_depreciations = cint(row.total_number_of_depreciations) - cint(
-			asset.number_of_depreciations_booked
+			asset.opening_number_of_booked_depreciations
 		)
 
 		depr_schedule = get_depr_schedule(asset.name, "Active", row.finance_book)

erpnext/patches.txt

@@ -367,3 +367,4 @@ erpnext.patches.v15_0.remove_cancelled_asset_capitalization_from_asset
 erpnext.patches.v15_0.fix_debit_credit_in_transaction_currency
 erpnext.patches.v15_0.rename_purchase_receipt_amount_to_purchase_amount
 erpnext.patches.v14_0.enable_set_priority_for_pricing_rules #1
+erpnext.patches.v15_0.rename_number_of_depreciations_booked_to_opening_booked_depreciations

erpnext/patches/v15_0/create_asset_depreciation_schedules_from_assets.py

@@ -43,7 +43,7 @@ def get_details_of_draft_or_submitted_depreciable_assets():
 			asset.name,
 			asset.opening_accumulated_depreciation,
 			asset.gross_purchase_amount,
-			asset.number_of_depreciations_booked,
+			asset.opening_number_of_booked_depreciations,
 			asset.docstatus,
 		)
 		.where(asset.calculate_depreciation == 1)

erpnext/patches/v15_0/rename_number_of_depreciations_booked_to_opening_booked_depreciations.py

@@ -0,0 +1,7 @@
+import frappe
+from frappe.model.utils.rename_field import rename_field
+
+
+def execute():
+	if frappe.db.has_column("Asset", "number_of_depreciations_booked"):
+		rename_field("Asset", "number_of_depreciations_booked", "opening_number_of_booked_depreciations")

erpnext/patches/v15_0/update_gpa_and_ndb_for_assdeprsch.py

@@ -9,12 +9,12 @@ def execute():
         ON `tabAsset Depreciation Schedule`.`asset`=`tabAsset`.`name`
         SET
             `tabAsset Depreciation Schedule`.`gross_purchase_amount`=`tabAsset`.`gross_purchase_amount`,
-            `tabAsset Depreciation Schedule`.`number_of_depreciations_booked`=`tabAsset`.`number_of_depreciations_booked`
+            `tabAsset Depreciation Schedule`.`opening_number_of_booked_depreciations`=`tabAsset`.`opening_number_of_booked_depreciations`
         WHERE
         (
             `tabAsset Depreciation Schedule`.`gross_purchase_amount`<>`tabAsset`.`gross_purchase_amount`
             OR
-            `tabAsset Depreciation Schedule`.`number_of_depreciations_booked`<>`tabAsset`.`number_of_depreciations_booked`
+            `tabAsset Depreciation Schedule`.`opening_number_of_booked_depreciations`<>`tabAsset`.`opening_number_of_booked_depreciations`
         )
         AND `tabAsset Depreciation Schedule`.`docstatus`<2"""
 	)