jayceslesar commented on code in PR #2154: URL: https://github.com/apache/iceberg-python/pull/2154#discussion_r2173331865
########## pyiceberg/view/metadata.py: ########## @@ -0,0 +1,89 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +from __future__ import annotations + +from typing import Dict, List, Literal, Optional + +from pydantic import Field, field_validator + +from pyiceberg.schema import Schema +from pyiceberg.typedef import IcebergBaseModel, Properties +from pyiceberg.types import transform_dict_value_to_str + + +class ViewRepresentation(IcebergBaseModel): + """Represents the SQL query that defines the view.""" + + type: Literal["sql"] = Field() + """A string that indicates the type of representation. Must be `sql`""" + sql: str = Field() + """A string that contains the SQL text of the view definition.""" + dialect: str = Field() + """The dialect of the SQL, e.g. `spark`, `trino`, `presto`.""" + Review Comment: this seems to be an implementation of the [SQLViewRepresentation](https://github.com/apache/iceberg/blob/83cc7d8749f2ba7ed7f0bff09e7bcf10d77785e8/api/src/main/java/org/apache/iceberg/view/SQLViewRepresentation.java) instead of the base [ViewRepresentation](https://github.com/apache/iceberg/blob/83cc7d8749f2ba7ed7f0bff09e7bcf10d77785e8/api/src/main/java/org/apache/iceberg/view/ViewRepresentation.java) maybe this is fine but just wanted to call it out ########## pyiceberg/view/metadata.py: ########## @@ -0,0 +1,89 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. +from __future__ import annotations + +from typing import Dict, List, Literal, Optional + +from pydantic import Field, field_validator + +from pyiceberg.schema import Schema +from pyiceberg.typedef import IcebergBaseModel, Properties +from pyiceberg.types import transform_dict_value_to_str + + +class ViewRepresentation(IcebergBaseModel): + """Represents the SQL query that defines the view.""" + + type: Literal["sql"] = Field() + """A string that indicates the type of representation. Must be `sql`""" + sql: str = Field() + """A string that contains the SQL text of the view definition.""" + dialect: str = Field() + """The dialect of the SQL, e.g. `spark`, `trino`, `presto`.""" + + +class ViewVersion(IcebergBaseModel): + """A version of the view definition.""" + + version_id: int = Field(alias="version-id") + """ID for the version""" + schema_id: int = Field(alias="schema-id") + """ID of the schema for the view version""" + timestamp_ms: int = Field(alias="timestamp-ms") + """Timestamp when the version was created (ms from epoch)""" + summary: Dict[str, str] = Field() + """A string to string map of summary metadata about the version""" + representations: List[ViewRepresentation] = Field() + """A list of representations for the view definition""" + default_catalog: Optional[str] = Field(alias="default-catalog", default=None) + """Catalog name to use when a reference in the SELECT does not contain a catalog""" + default_namespace: List[str] = Field(alias="default-namespace") + """Namespace to use when a reference in the SELECT is a single identifier""" + + +class ViewVersionLogEntry(IcebergBaseModel): + """A log entry of a view version change.""" + + timestamp_ms: int = Field(alias="timestamp-ms") + """Timestamp when the version was created (ms from epoch)""" + version_id: int = Field(alias="version-id") + """ID for the version""" + + +class ViewMetadata(IcebergBaseModel): + """The metadata for a view.""" + + view_uuid: str = Field(alias="view-uuid") + """A UUID that identifies the view, generated when the view is created.""" + format_version: Literal[1] = Field(alias="format-version") + """An integer version number for the view format; must be 1""" + location: str = Field() Review Comment: Is it possible to raise a friendlier error message? https://github.com/apache/iceberg/blob/83cc7d8749f2ba7ed7f0bff09e7bcf10d77785e8/core/src/main/java/org/apache/iceberg/view/ViewMetadata.java#L130 ```py from pydantic import BaseModel, Field from typing import Literal class MyModel(BaseModel): my_literal: Literal[1] = Field(alias="my-literal") MyModel(my_literal=1) ``` Will produce ``` pydantic_core._pydantic_core.ValidationError: 1 validation error for MyModel my-literal Field required [type=missing, input_value={'my_literal': 1}, input_type=dict] For further information visit https://errors.pydantic.dev/2.11/v/missing ``` -- This is an automated message from the Apache Git Service. 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