diff --git a/erpnext/accounts/doctype/currency_exchange_settings/currency_exchange_settings.py b/erpnext/accounts/doctype/currency_exchange_settings/currency_exchange_settings.py
index fa5286a..e515542 100644
--- a/erpnext/accounts/doctype/currency_exchange_settings/currency_exchange_settings.py
+++ b/erpnext/accounts/doctype/currency_exchange_settings/currency_exchange_settings.py
@@ -3,8 +3,9 @@
 
 import frappe
 from frappe import _
-from frappe.utils import nowdate
 from frappe.model.document import Document
+from frappe.utils import nowdate
+
 
 class CurrencyExchangeSettings(Document):
 	def validate(self):
diff --git a/erpnext/accounts/doctype/currency_exchange_settings/test_currency_exchange_settings.py b/erpnext/accounts/doctype/currency_exchange_settings/test_currency_exchange_settings.py
index 59c5799..2778729 100644
--- a/erpnext/accounts/doctype/currency_exchange_settings/test_currency_exchange_settings.py
+++ b/erpnext/accounts/doctype/currency_exchange_settings/test_currency_exchange_settings.py
@@ -4,5 +4,6 @@
 # import frappe
 import unittest
 
+
 class TestCurrencyExchangeSettings(unittest.TestCase):
 	pass
diff --git a/erpnext/accounts/doctype/currency_exchange_settings_details/currency_exchange_settings_details.py b/erpnext/accounts/doctype/currency_exchange_settings_details/currency_exchange_settings_details.py
index f870b11..a6ad763 100644
--- a/erpnext/accounts/doctype/currency_exchange_settings_details/currency_exchange_settings_details.py
+++ b/erpnext/accounts/doctype/currency_exchange_settings_details/currency_exchange_settings_details.py
@@ -4,5 +4,6 @@
 # import frappe
 from frappe.model.document import Document
 
+
 class CurrencyExchangeSettingsDetails(Document):
 	pass
diff --git a/erpnext/accounts/doctype/currency_exchange_settings_result/currency_exchange_settings_result.py b/erpnext/accounts/doctype/currency_exchange_settings_result/currency_exchange_settings_result.py
index 49da97b..1774128 100644
--- a/erpnext/accounts/doctype/currency_exchange_settings_result/currency_exchange_settings_result.py
+++ b/erpnext/accounts/doctype/currency_exchange_settings_result/currency_exchange_settings_result.py
@@ -4,5 +4,6 @@
 # import frappe
 from frappe.model.document import Document
 
+
 class CurrencyExchangeSettingsResult(Document):
 	pass