fields-metadata
A Python library for extracting comprehensive field metadata from dataclasses and Pydantic models, with support for derived fields, custom annotations, filtering/sorting/grouping via therismos, and recursive traversal of nested structures.
Installation
pip install fields-metadata
pip install "fields-metadata[pydantic]" # with Pydantic support
Quick Start
from dataclasses import dataclass
from typing import Annotated
from annotated_types import DocInfo, Ge
from fields_metadata import MetadataExtractor, HumanReadableId
@dataclass
class Person:
name: Annotated[str, HumanReadableId(), DocInfo("Full name")]
age: Annotated[int, Ge(0)]
email: str | None = None
extractor = MetadataExtractor()
metadata = extractor.extract(Person)
print(metadata["name"].doc) # "Full name"
print(metadata["age"].numeric) # True
print(metadata["email"].optional) # True
Full documentation: fields-metadata.readthedocs.io
License
MIT
1 maintainer
Release files for fields-metadata 1.9.0
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| fields_metadata-1.9.0.tar.gz | 44.0 kB | Details |
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| fields_metadata-1.9.0-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 63.4 kB
Release files / fields_metadata-1.9.0.tar.gz
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| Size | 44.0 kB |
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Release files / fields_metadata-1.9.0-py3-none-any.whl
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