docs: def mk_url(self, *args, **kwargs):
          """
          Args get parameterized into base url:
              *(foo, bar, baz) -> /foo/bar/baz
          Kwargs get encoded and appended to base url:
              **{'hello':'world'} -> /foo/bar/baz?hello=world
          """
          params = urlencode(kwargs)
          url = '/' + '/'.join([x for x in args if x])
          if params:
              url += '?' + params
          return url