code: def decrypt_files(file_link):
      
      if ENCRYPTION_DISABLED:
          print('For decryption please install gpg')
          exit()
      try:
          parsed_link = re.findall(r'(.*/(.*))#(.{30})', file_link)[0]
          req = urllib.request.Request(
              parsed_link[0],
              data=None,
              headers={
                  'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_3) ' \
                  ' AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.47 Safari/537.36'
                  }
          )
          #downloads the file using fake useragent
          file_response = urllib.request.urlopen(req)
          file_to_decrypt = file_response.read()
          #decrypts the data using piping to ggp
          decrypt_r, decrypt_w = os.pipe()
          cmd = 'gpg --batch --decrypt --passphrase-fd {}'.format(decrypt_r)
          decrypt_output = Popen(shlex.split(cmd), stdout=PIPE, stdin=PIPE, stderr=PIPE, \
                           pass_fds=(decrypt_r,))
          os.close(decrypt_r)
          open(decrypt_w, 'w').write(parsed_link[2])
          decrypted_data, stderr = decrypt_output.communicate(file_to_decrypt)
          with open(parsed_link[1], 'wb') as decrypted_file:
              decrypted_file.write(decrypted_data)
          return parsed_link[1] + ' is decrypted and saved.'
      except IndexError:
          return 'Please enter valid link.'
docs: Decrypts file from entered links