Python之os模块
os是个常用的模块,必须熟练。
# python3
# coding = utf-8
import os
import shutil
# 大小以M计
def get_dir_size(dir_path):
dir_size = 0
for root, dirs, files in os.walk(dir_path):
for name in files:
dir_size += os.path.getsize(os.path.join(root, name))
return dir_size / (1024 ** 2)
def delete_dir_recursively(dir_path):
if os.path.isdir(dir_path):
shutil.rmtree(dir_path)
else:
print(dir_path, 'not exist')
def delete_dir_recursively2(dir_path):
for root, dirs, files in os.walk(dir_path, topdown=False):
for name in files:
os.remove(os.path.join(root, name))
for name in dirs:
os.rmdir(os.path.join(root, name))
print('dir size:', get_dir_size('/root/dev/shell'))
dir_content = os.listdir('/root/dev/shell')
print('dir content:', dir_content)
# join用法
dir_str = '##'.join(dir_content)
print('dir_str:', dir_str)
delete_dir_recursively('/root/dev/shell_bck1')
delete_dir_recursively2('/root/dev/shell_bck2')
参考资料:
https://docs.python.org/3/library/os.html
How do I remove/delete a folder that is not empty with Python?
转载于//www.cnblogs.com/gattaca/p/7265619.html
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