docs: def find_repo_type(self):
          """Check for git or hg repository"""
          is_git = self.call(['git', 'rev-parse', '--is-inside-work-tree'],
                             devnull=True)
          if is_git != 0:
              if self.debug:
                  click.echo('not git')
              is_hg = self.call(['hg', '-q', 'stat'], devnull=True)
              if is_hg != 0:
                  if self.debug:
                      click.echo('not hg')
                  exit(1)
              else:
                  self.vc_name = 'hg'