pypy2: EntryPoint object repr results in infinite recursion

>>> from importlib_metadata import EntryPoint
>>> EntryPoint('foo', 'bar', None)
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>

...

  File "<string>", line 22, in __repr__
  File "<string>", line 22, in __repr__
  File "<string>", line 22, in __repr__
  File "<string>", line 22, in __repr__
  File "<string>", line 22, in __repr__
  File "/home/asottile/workspace/flake8/.tox/pypy/site-packages/importlib_metadata/__init__.py", line 125, in __iter__
    return iter((self.name, self))
RuntimeError: maximum recursion depth exceeded