code: def create_repro(self):
      
      path = self.get_options().capture
      if path is None:
        return None
      buildroot = get_buildroot()
      # Ignore a couple of common cases. Note: If we support SCMs other than git in the future,
      # add their (top-level only) metadata dirs here if relevant.
      ignore = ['.git', os.path.relpath(self.get_options().pants_distdir, buildroot)]
      if self.get_options().ignore:
        ignore.extend(self.get_options().ignore)
      return Repro(path, buildroot, ignore)
docs: Return a Repro instance for capturing a repro of the current workspace state.
  
      :return: a Repro instance, or None if no repro was requested.
      :rtype: `pants.bin.repro.Repro`