old_contents: #!/usr/bin/env python
  import re
  import sys
  import subprocess
  
  examples = """+ 61c8ca9 fix: navbar not responsive on mobile
  + 479c48b test: prepared test cases for user authentication
  + a992020 chore: moved to semantic versioning
  + b818120 fix: button click even handler firing twice
  + c6e9a97 fix: login page css
  + dfdc715 feat(auth): added social login using twitter
  """
  
  
  def main():
  
      cmd = "git log --pretty=format:'%s' master..HEAD"
      commits = subprocess.check_output(cmd, shell=True)
      commits = commits.decode("utf-8").split('\n')
      for commit in commits:
  
          pattern = r'((build|ci|docs|feat|fix|perf|refactor|style|test|chore|revert)(\([\w\-]+\))?:\s.*)|((Merge)(\([\w\-]+\))?\s.*)'  # noqa
          m = re.match(pattern, commit)
          if m is None:
              print("\nError with git message '{}' style".format(commit))
              print("\nPlease change commit message to the conventional format and try to commit again. Examples:")  # noqa
  
              print("\n" + examples)
              sys.exit(1)
  
      print("Commit messages valid")
  
  
  if __name__ == "__main__":
      main()
  
new_contents: #!/usr/bin/env python
  import re
  import sys
  import subprocess
  
  examples = """+ 61c8ca9 fix: navbar not responsive on mobile
  + 479c48b test: prepared test cases for user authentication
  + a992020 chore: moved to semantic versioning
  + b818120 fix: button click even handler firing twice
  + c6e9a97 fix: login page css
  + dfdc715 feat(auth): added social login using twitter
  """
  
  
  def main():
  
      cmd_tag = "git describe --abbrev=0"
      tag = subprocess.check_output(cmd_tag,
                                    shell=True).decode("utf-8").split('\n')[0]
  
      cmd = "git log --pretty=format:'%s' {}..master".format(tag)
      commits = subprocess.check_output(cmd, shell=True)
      commits = commits.decode("utf-8").split('\n')
      for commit in commits:
  
          pattern = r'((build|ci|docs|feat|fix|perf|refactor|style|test|chore|revert)(\([\w\-]+\))?:\s.*)|((Merge)(\([\w\-]+\))?\s.*)'  # noqa
          m = re.match(pattern, commit)
          if m is None:
              print("\nError with git message '{}' style".format(commit))
              print("\nPlease change commit message to the conventional format and try to commit again. Examples:")  # noqa
  
              print("\n" + examples)
              sys.exit(1)
  
      print("Commit messages valid")
  
  
  if __name__ == "__main__":
      main()
  
subject: Fix script up to search branches