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fix: Correctly handle list values in _python_value_to_proto_value by TBourtonBumble · Pull Request #4608 · feast-dev/feast · GitHub

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fix: Correctly handle list values in _python_value_to_proto_value #4608

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franciscojavierarceo merged 1 commit into from
Oct 15, 2024
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fix: Correctly handle list values in _python_value_to_proto_value #4608

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24 changes: 19 additions & 5 deletions sdk/python/feast/type_map.py
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Original file line number Diff line number Diff line change
Expand Up @@ -372,11 +372,18 @@ def _python_value_to_proto_value(
if feast_value_type == ValueType.BYTES_LIST:
raise _type_err(sample, ValueType.BYTES_LIST)

json_value = json.loads(sample)
if isinstance(json_value, list):
json_sample = json.loads(sample)

franciscojavierarceo Oct 7, 2024

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Choose a reason Spam Abuse Off Topic Outdated Duplicate Resolved Low Quality

Any chance you can add a test here?

TBourtonBumble Oct 8, 2024

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Choose a reason Spam Abuse Off Topic Outdated Duplicate Resolved Low Quality

Hi, sure thing. Did you have in mind something to check that json.loads(sample) does not error out? E.g. if there's something like a json decode error?

franciscojavierarceo Oct 9, 2024

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Choose a reason Spam Abuse Off Topic Outdated Duplicate Resolved Low Quality

Actually, it's fine. There's no test there currently so no need to add additional work here. Thank you!
if isinstance(json_sample, list):
json_values = [json.loads(value) for value in values]
if feast_value_type == ValueType.BOOL_LIST:
json_value = [bool(item) for item in json_value]
return [ProtoValue(**{field_name: proto_type(val=json_value)})] # type: ignore
json_values = [
[bool(item) for item in list_item]
for list_item in json_values
]
return [
ProtoValue(**{field_name: proto_type(val=v)}) # type: ignore
for v in json_values
]
raise _type_err(sample, valid_types[0])

if sample is not None and not all(
Expand Down Expand Up @@ -506,7 +513,14 @@ def python_values_to_proto_values(
if value_type == ValueType.UNKNOWN:
raise TypeError("Couldn't infer value type from empty value")

return _python_value_to_proto_value(value_type, values)
proto_values = _python_value_to_proto_value(value_type, values)

if len(proto_values) != len(values):
raise ValueError(
f"Number of proto values {len(proto_values)} does not match number of values {len(values)}"
)

return proto_values


def _proto_value_to_value_type(proto_value: ProtoValue) -> ValueType:
Expand Down
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