删除当前目录下所有VIM临时文件的正确命令是什么？

#!/usr/bin/env python3
# fileencoding=utf-8

'''从列表中读取备份文件（*~）列表，并检测原文件是否存在；若不存在则删之'''

import sys, os
import subprocess
import datetime

if len(sys.argv) == 1:
  db = None
elif len(sys.argv) == 2:
  db = sys.argv[1]
else:
  sys.exit('argument error')

if db:
  f = subprocess.getoutput("locate -d '%s' -e -b '*~' 2> /dev/null" % db).split('\n')
else:
  f = subprocess.getoutput("locate -e -b '*~' 2> /dev/null").split('\n')

def filter(i):
  if not os.path.isfile(i[:-1]):
    return True
  try:
    atime = datetime.datetime.fromtimestamp(os.stat(i).st_atime)
  except FileNotFoundError:
    return False
  now = datetime.datetime.today()
  interval = datetime.timedelta(days=30)
  if now - atime > interval:
    return True
  return False

for i in f:
  if i.endswith('~') and os.access(os.path.split(i)[0], os.W_OK):
    if filter(i):
      try:
        print("删除", i)
        try:
            os.unlink(i)
        except FileNotFoundError:
            print(i, '在被删除前消失了:-(')
        # print(i)
      except:
        print(i+': error'+repr(sys.exc_info()), file=sys.stderr)