Extract Index OF

import re, requests
# use python2
print """
  Coded by Zeerx7
  15/12/2020
  Extract Index Of
"""
u = raw_input('your link(Index Of):')
if not u:
  print 'Error!'
  exit()
invalid = [
 '?C=N;O=D','?C=M;O=A','?C=S;O=A','?C=D;O=A'
]
def scan(u):
 try:
  x = requests.get(u).text
  c = re.findall('<a href="(.+?)"',x)
  #del c[0]
  #del c[1]
  #del c[2]
  #del c[3]
  try:del c[4]
  except:pass
  for m in c:
    if m in invalid:
      pass
    elif re.search('(.+?)/$',m):
     print u+m+" (Dir)"
     scan(u+str(m))
    else:
     print u+'/'+m+" (File)"
 except:pass
scan(u)