diff --git a/mercurial/utils/procutil.py b/mercurial/utils/procutil.py
--- a/mercurial/utils/procutil.py
+++ b/mercurial/utils/procutil.py
@@ -378,7 +378,9 @@
 if pycompat.iswindows:
 
     def shelltonative(cmd, env):
-        return platform.shelltocmdexe(cmd, shellenviron(env))
+        return platform.shelltocmdexe(
+            cmd, shellenviron(env)
+        )  # pytype: disable=module-attr
 
     tonativestr = encoding.strfromlocal
 else:
@@ -545,7 +547,9 @@
     # Following creation flags might create a console GUI window.
     # Using subprocess.CREATE_NEW_CONSOLE might helps.
     # See https://phab.mercurial-scm.org/D1701 for discussion
-    _creationflags = DETACHED_PROCESS | subprocess.CREATE_NEW_PROCESS_GROUP
+    _creationflags = (
+        DETACHED_PROCESS | subprocess.CREATE_NEW_PROCESS_GROUP
+    )  # pytype: disable=module-attr
 
     def runbgcommand(
         script, env, shell=False, stdout=None, stderr=None, ensurestart=True