diff --git a/kallithea/bin/kallithea_cli_iis.py b/kallithea/bin/kallithea_cli_iis.py
--- a/kallithea/bin/kallithea_cli_iis.py
+++ b/kallithea/bin/kallithea_cli_iis.py
@@ -65,7 +65,7 @@ def iis_install(virtualdir, config):
     config_file_abs = config['__file__']
 
     try:
-        import isapi_wsgi
+        import isapi_wsgi  # pytype: disable=import-error
         assert isapi_wsgi
     except ImportError:
         sys.stderr.write('missing requirement: isapi-wsgi not installed\n')
diff --git a/kallithea/lib/compat.py b/kallithea/lib/compat.py
--- a/kallithea/lib/compat.py
+++ b/kallithea/lib/compat.py
@@ -56,7 +56,7 @@ if os.name == 'nt': # Windows
 
     def kill(pid, sig):
         """kill function for Win32"""
-        kernel32 = ctypes.windll.kernel32
+        kernel32 = ctypes.windll.kernel32  # pytype: disable=module-attr
         handle = kernel32.OpenProcess(1, 0, pid)
         return (0 != kernel32.TerminateProcess(handle, 0))
 
diff --git a/kallithea/templates/py/git_post_receive_hook.py b/kallithea/templates/py/git_post_receive_hook.py
--- a/kallithea/templates/py/git_post_receive_hook.py
+++ b/kallithea/templates/py/git_post_receive_hook.py
@@ -22,7 +22,7 @@ import kallithea.bin.vcs_hooks
 # instead of the exception output.
 if sys.platform == "win32":
     import msvcrt
-    msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)
+    msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)  # pytype: disable=module-attr
 
 KALLITHEA_HOOK_VER = '_TMPL_'
 os.environ['KALLITHEA_HOOK_VER'] = KALLITHEA_HOOK_VER
diff --git a/kallithea/tests/scripts/manual_test_concurrency.py b/kallithea/tests/scripts/manual_test_concurrency.py
--- a/kallithea/tests/scripts/manual_test_concurrency.py
+++ b/kallithea/tests/scripts/manual_test_concurrency.py
@@ -199,7 +199,7 @@ if __name__ == '__main__':
             backend = 'hg'
 
         if METHOD == 'pull':
-            seq = next(tempfile._RandomNameSequence())
+            seq = next(tempfile._RandomNameSequence())  # pytype: disable=module-attr
             test_clone_with_credentials(repo=sys.argv[1], method='clone',
                                         backend=backend)
         s = time.time()