damccorm opened a new issue, #19843:
URL: https://github.com/apache/beam/issues/19843
```
def test_typed_maptuple(self):
def fn(e1: int, e2: int) -> int:
return e1 * e2
result = [(1, 1), (2, 2)] | beam.MapTuple(fn)
self.assertEqual([2, 4], sorted(result))
```
Fails in getcallargs_forhints_impl_py3 with:
```
> raise TypeCheckError(e)
E apache_beam.typehints.decorators.TypeCheckError: too many
positional arguments
```
Imported from Jira
[BEAM-8588](https://issues.apache.org/jira/browse/BEAM-8588). Original Jira may
contain additional context.
Reported by: udim.
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