style: format code with black
diff --git a/erpnext/tests/ui_test_helpers.py b/erpnext/tests/ui_test_helpers.py
index 9c8c371..44834c8 100644
--- a/erpnext/tests/ui_test_helpers.py
+++ b/erpnext/tests/ui_test_helpers.py
@@ -9,54 +9,67 @@
 
 	frappe.db.sql("DELETE FROM tabEmployee WHERE company='Test Org Chart'")
 
-	emp1 = create_employee('Test Employee 1', 'CEO')
-	emp2 = create_employee('Test Employee 2', 'CTO')
-	emp3 = create_employee('Test Employee 3', 'Head of Marketing and Sales', emp1)
-	emp4 = create_employee('Test Employee 4', 'Project Manager', emp2)
-	emp5 = create_employee('Test Employee 5', 'Engineer', emp2)
-	emp6 = create_employee('Test Employee 6', 'Analyst', emp3)
-	emp7 = create_employee('Test Employee 7', 'Software Developer', emp4)
+	emp1 = create_employee("Test Employee 1", "CEO")
+	emp2 = create_employee("Test Employee 2", "CTO")
+	emp3 = create_employee("Test Employee 3", "Head of Marketing and Sales", emp1)
+	emp4 = create_employee("Test Employee 4", "Project Manager", emp2)
+	emp5 = create_employee("Test Employee 5", "Engineer", emp2)
+	emp6 = create_employee("Test Employee 6", "Analyst", emp3)
+	emp7 = create_employee("Test Employee 7", "Software Developer", emp4)
 
 	employees = [emp1, emp2, emp3, emp4, emp5, emp6, emp7]
 	return employees
 
+
 @frappe.whitelist()
 def get_employee_records():
-	return frappe.db.get_list('Employee', filters={
-		'company': 'Test Org Chart'
-	}, pluck='name', order_by='name')
+	return frappe.db.get_list(
+		"Employee", filters={"company": "Test Org Chart"}, pluck="name", order_by="name"
+	)
+
 
 def create_company():
-	company = frappe.db.exists('Company', 'Test Org Chart')
+	company = frappe.db.exists("Company", "Test Org Chart")
 	if not company:
-		company = frappe.get_doc({
-			'doctype': 'Company',
-			'company_name': 'Test Org Chart',
-			'country': 'India',
-			'default_currency': 'INR'
-		}).insert().name
+		company = (
+			frappe.get_doc(
+				{
+					"doctype": "Company",
+					"company_name": "Test Org Chart",
+					"country": "India",
+					"default_currency": "INR",
+				}
+			)
+			.insert()
+			.name
+		)
 
 	return company
 
+
 def create_employee(first_name, designation, reports_to=None):
-	employee = frappe.db.exists('Employee', {'first_name': first_name, 'designation': designation})
+	employee = frappe.db.exists("Employee", {"first_name": first_name, "designation": designation})
 	if not employee:
-		employee = frappe.get_doc({
-			'doctype': 'Employee',
-			'first_name': first_name,
-			'company': 'Test Org Chart',
-			'gender': 'Female',
-			'date_of_birth': getdate('08-12-1998'),
-			'date_of_joining': getdate('01-01-2021'),
-			'designation': designation,
-			'reports_to': reports_to
-		}).insert().name
+		employee = (
+			frappe.get_doc(
+				{
+					"doctype": "Employee",
+					"first_name": first_name,
+					"company": "Test Org Chart",
+					"gender": "Female",
+					"date_of_birth": getdate("08-12-1998"),
+					"date_of_joining": getdate("01-01-2021"),
+					"designation": designation,
+					"reports_to": reports_to,
+				}
+			)
+			.insert()
+			.name
+		)
 
 	return employee
 
+
 def create_missing_designation():
-	if not frappe.db.exists('Designation', 'CTO'):
-		frappe.get_doc({
-			'doctype': 'Designation',
-			'designation_name': 'CTO'
-		}).insert()
+	if not frappe.db.exists("Designation", "CTO"):
+		frappe.get_doc({"doctype": "Designation", "designation_name": "CTO"}).insert()