aless10 commented on code in PR #8286:
URL: https://github.com/apache/iceberg/pull/8286#discussion_r1290363010
##########
python/pyiceberg/table/metadata.py:
##########
@@ -380,19 +383,14 @@ def new_table_metadata(
class TableMetadataUtil:
"""Helper class for parsing TableMetadata."""
- # Once this has been resolved, we can simplify this:
https://github.com/samuelcolvin/pydantic/issues/3846
- # TableMetadata = Annotated[TableMetadata, Field(alias="format-version",
discriminator="format-version")]
+ class _MetadataWrapper(IcebergBaseModel):
+ table_metadata: TableMetadata
@staticmethod
- def parse_obj(data: Dict[str, Any]) -> TableMetadata:
- if "format-version" not in data:
- raise ValidationError(f"Missing format-version in TableMetadata:
{data}")
-
- format_version = data["format-version"]
-
- if format_version == 1:
- return TableMetadataV1(**data)
- elif format_version == 2:
- return TableMetadataV2(**data)
- else:
- raise ValidationError(f"Unknown format version: {format_version}")
+ def parse_raw(data: str) -> TableMetadata:
+ try:
+ d = f'{{"table_metadata": {data}}}'
+ metadata_wrapper = TableMetadataUtil._MetadataWrapper.parse_raw(d)
Review Comment:
Btw, I don't like the solution that I found, but it works
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