概述
import os
import re
from os import path
from shutil import rmtree
DEL_DIRS = None
DEL_FILES = r'(.+?\.pyc$|.+?\.pyo$|.+?\.log$)'
def del_dir(p):
"""Delete a directory."""
if path.isdir(p):
rmtree(p)
print('D : %s' % p)
def del_file(p):
"""Delete a file."""
if path.isfile(p):
os.remove(p)
print('F : %s' % p)
def gen_deletions(directory,del_dirs=DEL_DIRS,del_files=DEL_FILES):
"""Generate deletions."""
patt_dirs = None if del_dirs == None else re.compile(del_dirs)
patt_files = None if del_files == None else re.compile(del_files)
for root,dirs,files in os.walk(directory):
if patt_dirs:
for d in dirs:
if patt_dirs.match(d):
yield path.join(root,d)
if patt_files:
for f in files:
if patt_files.match(f):
yield path.join(root,f)
def confirm_deletions(directory):
import Tkinter
import tkMessageBox
root = Tkinter.Tk()
root.withdraw()
res = tkMessageBox.askokcancel("Confirm deletions?",
"Do you really wish to delete?\n\n"
"Working directory:\n%s\n\n"
"Delete conditions:\n(D)%s\n(F)%s"
% (directory,DEL_DIRS,DEL_FILES))
if res:
print('Processing...')
m,n = 0,0
for p in gen_deletions(directory):
if path.isdir(p):
del_dir(p)
m += 1
elif path.isfile(p):
del_file(p)
n += 1
print('Clean %d dirs and %d files.' % (m,n))
root.destroy()
else:
print('Canceled.')
root.destroy()
root.mainloop()
if __name__ == '__main__':
import sys
argv = sys.argv
directory = argv[1] if len(argv) >= 2 else os.getcwd()
confirm_deletions(directory)
# import subprocess
# subprocess.call("pause",shell=True)
总结
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