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add chmod doc

This commit is contained in:
agnewee 2017-12-20 00:07:39 +08:00
parent e8d80d03e1
commit 040656427c
1 changed files with 14 additions and 7 deletions
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21
pydu/file.py
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@ -233,13 +233,20 @@ if not WINDOWS:
raise OSError('Link {} to {} error'.format(dst, src))
def chmod(src, mode=0o755):
if not os.path.exists(src):
raise OSError('%s is not exists' % src)
def chmod(path, mode=0o755):
"""
Change the access permissions of a file or directory
if os.path.isfile(src):
os.chmod(src, mode)
If path is not exists, throw OSError
"""
if not os.path.exists(path):
raise OSError('%s is not exists' % path)
if os.path.isfile(path):
os.chmod(path, mode)
else:
for root, _, files in os.walk(src):
for root, _, files in os.walk(path):
root_path = os.path.abspath(root)
os.chmod(root_path, mode)
for file_ in files:
os.chmod(os.path.join(os.path.abspath(root), file_), mode)
os.chmod(os.path.join(root_path, file_), mode)