code: def partial_path_match(path1, path2, kwarg_re=r'\{.*\}'):
      
      split_p1 = path1.split('/')
      split_p2 = path2.split('/')
      pat = re.compile(kwarg_re)
      if len(split_p1) != len(split_p2):
          return False
      for partial_p1, partial_p2 in zip(split_p1, split_p2):
          if pat.match(partial_p1) or pat.match(partial_p2):
              continue
          if not partial_p1 == partial_p2:
              return False
      return True
docs: Validates if path1 and path2 matches, ignoring any kwargs in the string.
  
      We need this to ensure we can match Swagger patterns like:
          /foo/{id}
      against the observed pyramid path
          /foo/1
  
      :param path1: path of a url
      :type path1: string
      :param path2: path of a url
      :type path2: string
      :param kwarg_re: regex pattern to identify kwargs
      :type kwarg_re: regex string
      :returns: boolean