Abacn commented on code in PR #37855:
URL: https://github.com/apache/beam/pull/37855#discussion_r2940558863
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sdks/python/apache_beam/typehints/native_type_compatibility.py:
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@@ -176,8 +176,30 @@ def match_is_named_tuple(user_type):
hasattr(user_type, '__annotations__') and hasattr(user_type, '_fields'))
-def match_is_dataclass(user_type):
- return dataclasses.is_dataclass(user_type) and isinstance(user_type, type)
+def match_dataclass_for_row(user_type):
Review Comment:
This part fixes `#1`c- reassure backward compatibility of default coder for
frozen dataclass
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