Issue #19209: Remove import of copyreg from the os module to speed up

interpreter startup. stat_result and statvfs_result are now hard-coded to
reside in the os module.
The patch is based on Victor Stinner's patch.

1 files changed, 0 insertions, 27 deletions

diff --git a/Lib/os.py b/Lib/os.py
index 5fde360..1b1ce18 100644
--- a/Lib/os.py
+++ b/Lib/os.py
@@ -945,33 +945,6 @@ otherwise return -SIG, where SIG is the signal that killed it. """
     __all__.extend(["spawnlp", "spawnlpe"])
 
 
-import copyreg as _copyreg
-
-def _make_stat_result(tup, dict):
-    return stat_result(tup, dict)
-
-def _pickle_stat_result(sr):
-    (type, args) = sr.__reduce__()
-    return (_make_stat_result, args)
-
-try:
-    _copyreg.pickle(stat_result, _pickle_stat_result, _make_stat_result)
-except NameError: # stat_result may not exist
-    pass
-
-def _make_statvfs_result(tup, dict):
-    return statvfs_result(tup, dict)
-
-def _pickle_statvfs_result(sr):
-    (type, args) = sr.__reduce__()
-    return (_make_statvfs_result, args)
-
-try:
-    _copyreg.pickle(statvfs_result, _pickle_statvfs_result,
-                     _make_statvfs_result)
-except NameError: # statvfs_result may not exist
-    pass
-
 # Supply os.popen()
 def popen(cmd, mode="r", buffering=-1):
     if not isinstance(cmd, str):