OpenAPI Spec Validator is a CLI, pre-commit hook and python package that validates OpenAPI Specs against the OpenAPI 2.0 (aka Swagger), OpenAPI 3.0 and OpenAPI 3.1 specification. The validator aims to check for full compliance with the Specification.

Check documentation to see more details about the features. All documentation is in the "docs" directory and online at openapi-spec-validator.readthedocs.io

pip install openapi-spec-validator

Alternatively you can download the code and install from the repository:

pip install -e git+https://github.com/python-openapi/openapi-spec-validator.git#egg=openapi_spec_validator

Straight forward way:

openapi-spec-validator openapi.yaml

pipes way:

cat openapi.yaml | openapi-spec-validator -

docker way:

docker run -v path/to/openapi.yaml:/openapi.yaml --rm pythonopenapi/openapi-spec-validator /openapi.yaml

or more pythonic way:

python -m openapi_spec_validator openapi.yaml

For more details, read about CLI (Command Line Interface).

repos:
-   repo: https://github.com/python-openapi/openapi-spec-validator
    rev: 0.8.0b1 # The version to use or 'master' for latest
    hooks:
    -   id: openapi-spec-validator

For more details, read about pre-commit hook.

from openapi_spec_validator import validate
from openapi_spec_validator.readers import read_from_filename
spec_dict, base_uri = read_from_filename('openapi.yaml')
# If no exception is raised by validate(), the spec is valid.
validate(spec_dict)
validate({'openapi': '3.1.0'})
Traceback (most recent call last):
    ...
OpenAPIValidationError: 'info' is a required property

For more details, read about Python package.

• openapi-core

  Python library that adds client-side and server-side support for the OpenAPI v3.0 and OpenAPI v3.1 specification.

• openapi-schema-validator

  Python library that validates schema against the OpenAPI Schema Specification v3.0 and OpenAPI Schema Specification v3.1.

Copyright (c) 2017-2023, Artur Maciag, All rights reserved. Apache v2