text: # Copyright (c) 2020 The Regents of the University of California
  # All Rights Reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are
  # met: redistributions of source code must retain the above copyright
  # notice, this list of conditions and the following disclaimer;
  # redistributions in binary form must reproduce the above copyright
  # notice, this list of conditions and the following disclaimer in the
  # documentation and/or other materials provided with the distribution;
  # neither the name of the copyright holders nor the names of its
  # contributors may be used to endorse or promote products derived from
  # this software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  import argparse
  
  def parse_gitcookies_line(raw):
      # if this is a line from .gitcookies, the delimiter is `\t`
      auth_info = raw.strip().split('\t')
      if len(auth_info) < 7:
          # if this is a line from auth script, the delimiter is `,`
          auth_info = raw.strip().split(',')
      if len(auth_info) != 7:
          return None, None
      auth_info = auth_info[-1]
      auth_info = auth_info[4:].split("=")
      username = auth_info[0]
      password = auth_info[1]
      return username, password
  
  def parse_gitcookies(input_path):
      username_password_dict = {}
      with open(input_path, "r") as input_stream:
          for line in input_stream:
              username, password = parse_gitcookies_line(line)
              if not username:
                  continue
              username_password_dict[username] = password
      return username_password_dict
  
  if __name__ == "__main__":
      parser = argparse.ArgumentParser(
          description=("Extract username and password from .gitcookies",
                       "or from the script used to write .gitcookies file")
      parser.add_argument("input",
                          help = ("Path to a .gitcookies file or a file with ",
                                  "a similar format"))
      parser.add_argument("output", help="Path to the output file")
      args = parser.parse_args()
      username_password_dict = parse_gitcookies(args.input)
      with open(args.output, "w") as output_stream:
          for username, password in username_password_dict.items():
              output_stream.write(f"{username}\n{password}\n")