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[3.13] gh-127541: Update os.walk example (GH-127765) (GH-131869)

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gh-127541: Update os.walk example (GH-127765)

Update os.walk example to be more modern, skip `__pycache__` dirs rather than `CVS` dirs.
(cherry picked from commit a5949986d6)

Co-authored-by: Totosuki <116938397+totosuki@users.noreply.github.com>
Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>
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Miss Islington (bot) 2025-03-29 07:49:15 +01:00 • committed by GitHub
parent 1059b0cc84
commit 9ffa80f21e
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2 changed files with 14 additions and 14 deletions
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12
Lib/os.py
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@ -337,12 +337,12 @@ def walk(top, topdown=True, onerror=None, followlinks=False):
import os
from os.path import join, getsize
for root, dirs, files in os.walk('python/Lib/email'):
for root, dirs, files in os.walk('python/Lib/xml'):
print(root, "consumes ")
print(sum(getsize(join(root, name)) for name in files), end=" ")
print("bytes in", len(files), "non-directory files")
if 'CVS' in dirs:
dirs.remove('CVS') # don't visit CVS directories
if '__pycache__' in dirs:
dirs.remove('__pycache__') # don't visit __pycache__ directories
"""
sys.audit("os.walk", top, topdown, onerror, followlinks)
@ -468,13 +468,13 @@ if {open, stat} <= supports_dir_fd and {scandir, stat} <= supports_fd:
Example:
import os
for root, dirs, files, rootfd in os.fwalk('python/Lib/email'):
for root, dirs, files, rootfd in os.fwalk('python/Lib/xml'):
print(root, "consumes", end="")
print(sum(os.stat(name, dir_fd=rootfd).st_size for name in files),
end="")
print("bytes in", len(files), "non-directory files")
if 'CVS' in dirs:
dirs.remove('CVS') # don't visit CVS directories
if '__pycache__' in dirs:
dirs.remove('__pycache__') # don't visit __pycache__ directories
"""
sys.audit("os.fwalk", top, topdown, onerror, follow_symlinks, dir_fd)
top = fspath(top)