docs: def reqs(amend: bool = False, stage: bool = False):
      """
      Write requirements files
  
      Args:
          amend: amend last commit with changes
          stage: stage changes
      """
      changed_files = CTX.repo.changed_files()
      if 'requirements.txt' in changed_files or 'requirements-dev.txt' in changed_files:
          LOGGER.error('Requirements have changed; cannot update them')
          sys.exit(-1)
      _write_reqs(amend, stage)