bpo-19930: The mode argument of os.makedirs() no longer affects the file (#799)

permission bits of newly-created intermediate-level directories.

Lib/os.py

@@ -207,7 +207,7 @@ def makedirs(name, mode=0o777, exist_ok=False):
         head, tail = path.split(head)
     if head and tail and not path.exists(head):
         try:
-            makedirs(head, mode, exist_ok)
+            makedirs(head, exist_ok=exist_ok)
         except FileExistsError:
             # Defeats race condition when another thread created the path
             pass