Abacn commented on code in PR #37855:
URL: https://github.com/apache/beam/pull/37855#discussion_r2940570787
##########
sdks/python/apache_beam/typehints/schemas.py:
##########
@@ -335,19 +335,23 @@ def typing_to_runner_api(self, type_: type) ->
schema_pb2.FieldType:
atomic_type=PRIMITIVE_TO_ATOMIC_TYPE[int])))
elif _safe_issubclass(type_, Sequence) and not _safe_issubclass(type_,
str):
- element_type = self.typing_to_runner_api(_get_args(type_)[0])
- return schema_pb2.FieldType(
- array_type=schema_pb2.ArrayType(element_type=element_type))
+ arg_types = _get_args(type_)
+ if len(arg_types) > 0:
Review Comment:
this (and the following) fixes `#3` IndexOutofBoundError
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