From 17ef3c964f194816c60d49fa8ec471b184869d3e Mon Sep 17 00:00:00 2001
From: Sagar Vora <sagar@resilient.tech>
Date: Tue, 4 Apr 2023 17:49:50 +0530
Subject: [PATCH 1/3] fix: set `frappe.flags.company` to call regional code
 accurately

---
 erpnext/accounts/party.py               | 2 ++
 erpnext/controllers/taxes_and_totals.py | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/erpnext/accounts/party.py b/erpnext/accounts/party.py
index ac9368e69c7..77470428256 100644
--- a/erpnext/accounts/party.py
+++ b/erpnext/accounts/party.py
@@ -259,6 +259,8 @@ def set_address_details(
 	)
 
 	if doctype in TRANSACTION_TYPES:
+		# required to set correct region
+		frappe.flags.company = company
 		get_regional_address_details(party_details, doctype, company)
 
 	return party_address, shipping_address
diff --git a/erpnext/controllers/taxes_and_totals.py b/erpnext/controllers/taxes_and_totals.py
index 1edd7bf85e1..4661c5ca7e8 100644
--- a/erpnext/controllers/taxes_and_totals.py
+++ b/erpnext/controllers/taxes_and_totals.py
@@ -976,6 +976,8 @@ def get_itemised_tax_breakup_html(doc):
 
 @frappe.whitelist()
 def get_round_off_applicable_accounts(company, account_list):
+	# required to set correct region
+	frappe.flags.company = company
 	account_list = get_regional_round_off_accounts(company, account_list)
 
 	return account_list

From 2fa641f86de8ad0be5f39575726d3672bfd885d4 Mon Sep 17 00:00:00 2001
From: Sagar Vora <sagar@resilient.tech>
Date: Tue, 4 Apr 2023 17:50:31 +0530
Subject: [PATCH 2/3] fix: simplify `erpnext.get_region`

---
 erpnext/__init__.py | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/erpnext/__init__.py b/erpnext/__init__.py
index e0f0c98e9c9..5ccb1b942f9 100644
--- a/erpnext/__init__.py
+++ b/erpnext/__init__.py
@@ -120,12 +120,14 @@ def get_region(company=None):
 
 	You can also set global company flag in `frappe.flags.company`
 	"""
-	if company or frappe.flags.company:
-		return frappe.get_cached_value("Company", company or frappe.flags.company, "country")
-	elif frappe.flags.country:
-		return frappe.flags.country
-	else:
-		return frappe.get_system_settings("country")
+
+	if not company:
+		company = frappe.local.flags.company
+
+	if company:
+		return frappe.get_cached_value("Company", company, "country")
+
+	return frappe.flags.country or frappe.get_system_settings("country")
 
 
 def allow_regional(fn):

From 776b56ccd13c45e9eda0a67e8c9f42e65acb3135 Mon Sep 17 00:00:00 2001
From: Sagar Vora <sagar@resilient.tech>
Date: Tue, 4 Apr 2023 19:24:07 +0530
Subject: [PATCH 3/3] fix: use `functools.wraps` to preserve doc signature

---
 erpnext/__init__.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/erpnext/__init__.py b/erpnext/__init__.py
index 5ccb1b942f9..c9c9c9c6df6 100644
--- a/erpnext/__init__.py
+++ b/erpnext/__init__.py
@@ -1,3 +1,4 @@
+import functools
 import inspect
 
 import frappe
@@ -138,6 +139,7 @@ def allow_regional(fn):
 	def myfunction():
 	  pass"""
 
+	@functools.wraps(fn)
 	def caller(*args, **kwargs):
 		overrides = frappe.get_hooks("regional_overrides", {}).get(get_region())
 		function_path = f"{inspect.getmodule(fn).__name__}.{fn.__name__}"