pytype: ignore attribute error for time.clock

This seems to be a Windows only attribute.

mercurial/util.py

@@ -2126,7 +2126,7 b' timer = getattr(time, "perf_counter", No'
 if pycompat.iswindows:
     checkosfilename = checkwinfilename
     if not timer:
-        timer = time.clock
+        timer = time.clock  # pytype: disable=module-attr
 else:
     # mercurial.windows doesn't have platform.checkosfilename
     checkosfilename = platform.checkosfilename  # pytype: disable=module-attr