linting

Author: jrmccluskey

sdks/python/apache_beam/typehints/native_type_compatibility.py

@@ -22,7 +22,6 @@
 import collections
 import collections.abc
 import logging
-import sys
 import types
 import typing
 from typing import Generic

sdks/python/apache_beam/typehints/typehints.py

@@ -67,7 +67,6 @@
 
 import copy
 import logging
-import sys
 import types
 import typing
 from collections import abc

sdks/python/apache_beam/typehints/typehints_test.py

@@ -22,7 +22,6 @@
 import collections.abc
 import functools
 import re
-import sys
 import typing
 import unittest