refactor: Clean up mutable defaults and add CI check (#27828) (#27841)

* refactor: Clean up mutable defaults and add CI check

(cherry picked from commit 772d4753e7)

Co-authored-by: Chillar Anand <chillar@avilpage.com>

erpnext/hr/doctype/holiday_list/holiday_list.py

@@ -1,4 +1,3 @@
-
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 # License: GNU General Public License v3. See license.txt
 
@@ -94,9 +93,11 @@ def get_events(start, end, filters=None):
 		update={"allDay": 1})
 
 
-def is_holiday(holiday_list, date=today()):
+def is_holiday(holiday_list, date=None):
 	"""Returns true if the given date is a holiday in the given holiday list
 	"""
+	if date is None:
+		date = today()
 	if holiday_list:
 		return bool(frappe.get_all('Holiday List',
 			dict(name=holiday_list, holiday_date=date)))

erpnext/hr/doctype/shift_assignment/shift_assignment.py

@@ -139,7 +139,7 @@ def get_shift_type_timing(shift_types):
 	return shift_timing_map
 
 
-def get_employee_shift(employee, for_date=nowdate(), consider_default_shift=False, next_shift_direction=None):
+def get_employee_shift(employee, for_date=None, consider_default_shift=False, next_shift_direction=None):
 	"""Returns a Shift Type for the given employee on the given date. (excluding the holidays)
 
 	:param employee: Employee for which shift is required.
@@ -147,6 +147,8 @@ def get_employee_shift(employee, for_date=nowdate(), consider_default_shift=Fals
 	:param consider_default_shift: If set to true, default shift is taken when no shift assignment is found.
 	:param next_shift_direction: One of: None, 'forward', 'reverse'. Direction to look for next shift if shift not found on given date.
 	"""
+	if for_date is None:
+		for_date = nowdate()
 	default_shift = frappe.db.get_value('Employee', employee, 'default_shift')
 	shift_type_name = None
 	shift_assignment_details = frappe.db.get_value('Shift Assignment', {'employee':employee, 'start_date':('<=', for_date), 'docstatus': '1', 'status': "Active"}, ['shift_type', 'end_date'])
@@ -200,9 +202,11 @@ def get_employee_shift(employee, for_date=nowdate(), consider_default_shift=Fals
 	return get_shift_details(shift_type_name, for_date)
 
 
-def get_employee_shift_timings(employee, for_timestamp=now_datetime(), consider_default_shift=False):
+def get_employee_shift_timings(employee, for_timestamp=None, consider_default_shift=False):
 	"""Returns previous shift, current/upcoming shift, next_shift for the given timestamp and employee
 	"""
+	if for_timestamp is None:
+		for_timestamp = now_datetime()
 	# write and verify a test case for midnight shift.
 	prev_shift = curr_shift = next_shift = None
 	curr_shift = get_employee_shift(employee, for_timestamp.date(), consider_default_shift, 'forward')
@@ -220,7 +224,7 @@ def get_employee_shift_timings(employee, for_timestamp=now_datetime(), consider_
 	return prev_shift, curr_shift, next_shift
 
 
-def get_shift_details(shift_type_name, for_date=nowdate()):
+def get_shift_details(shift_type_name, for_date=None):
 	"""Returns Shift Details which contain some additional information as described below.
 	'shift_details' contains the following keys:
 		'shift_type' - Object of DocType Shift Type,
@@ -234,6 +238,8 @@ def get_shift_details(shift_type_name, for_date=nowdate()):
 	"""
 	if not shift_type_name:
 		return None
+	if not for_date:
+		for_date = nowdate()
 	shift_type = frappe.get_doc('Shift Type', shift_type_name)
 	start_datetime = datetime.combine(for_date, datetime.min.time()) + shift_type.start_time
 	for_date = for_date + timedelta(days=1) if shift_type.start_time > shift_type.end_time else for_date

erpnext/hr/doctype/staffing_plan/staffing_plan.py

@@ -155,7 +155,11 @@ def get_designation_counts(designation, company):
 	return employee_counts
 
 @frappe.whitelist()
-def get_active_staffing_plan_details(company, designation, from_date=getdate(nowdate()), to_date=getdate(nowdate())):
+def get_active_staffing_plan_details(company, designation, from_date=None, to_date=None):
+	if from_date is None:
+		from_date = getdate(nowdate())
+	if to_date is None:
+		to_date = getdate(nowdate())
 	if not company or not designation:
 		frappe.throw(_("Please select Company and Designation"))