openapi-core/README.rst
2019-10-19 13:35:48 +01:00

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openapi-core
************
.. image:: https://img.shields.io/pypi/v/openapi-core.svg
:target: https://pypi.python.org/pypi/openapi-core
.. image:: https://travis-ci.org/p1c2u/openapi-core.svg?branch=master
:target: https://travis-ci.org/p1c2u/openapi-core
.. image:: https://img.shields.io/codecov/c/github/p1c2u/openapi-core/master.svg?style=flat
:target: https://codecov.io/github/p1c2u/openapi-core?branch=master
.. image:: https://img.shields.io/pypi/pyversions/openapi-core.svg
:target: https://pypi.python.org/pypi/openapi-core
.. image:: https://img.shields.io/pypi/format/openapi-core.svg
:target: https://pypi.python.org/pypi/openapi-core
.. image:: https://img.shields.io/pypi/status/openapi-core.svg
:target: https://pypi.python.org/pypi/openapi-core
About
=====
Openapi-core is a Python library that adds client-side and server-side support
for the `OpenAPI Specification v3.0.0 <https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.0.md>`__.
Installation
============
Recommended way (via pip):
::
$ pip install openapi-core
Alternatively you can download the code and install from the repository:
.. code-block:: bash
$ pip install -e git+https://github.com/p1c2u/openapi-core.git#egg=openapi_core
Usage
=====
Firstly create your specification:
.. code-block:: python
from openapi_core import create_spec
spec = create_spec(spec_dict)
Now you can use it to validate requests
.. code-block:: python
from openapi_core.shortcuts import RequestValidator
validator = RequestValidator(spec)
result = validator.validate(request)
# raise errors if request invalid
result.raise_for_errors()
# get list of errors
errors = result.errors
and unmarshal request data from validation result
.. code-block:: python
# get parameters dictionary with path, query, cookies and headers parameters
validated_params = result.parameters
# get body
validated_body = result.body
or use shortcuts for simple validation
.. code-block:: python
from openapi_core import validate_parameters, validate_body
validated_params = validate_parameters(spec, request)
validated_body = validate_body(spec, request)
Request object should be instance of OpenAPIRequest class. You can use FlaskOpenAPIRequest a Flask/Werkzeug request factory:
.. code-block:: python
from openapi_core.shortcuts import RequestValidator
from openapi_core.contrib.flask import FlaskOpenAPIRequest
openapi_request = FlaskOpenAPIRequest(flask_request)
validator = RequestValidator(spec)
result = validator.validate(openapi_request)
or simply specify request factory for shortcuts
.. code-block:: python
from openapi_core import validate_parameters, validate_body
validated_params = validate_parameters(
spec, request, request_factory=FlaskOpenAPIRequest)
validated_body = validate_body(
spec, request, request_factory=FlaskOpenAPIRequest)
You can also validate responses
.. code-block:: python
from openapi_core.shortcuts import ResponseValidator
validator = ResponseValidator(spec)
result = validator.validate(request, response)
# raise errors if response invalid
result.raise_for_errors()
# get list of errors
errors = result.errors
and unmarshal response data from validation result
.. code-block:: python
# get headers
validated_headers = result.headers
# get data
validated_data = result.data
or use shortcuts for simple validation
.. code-block:: python
from openapi_core import validate_data
validated_data = validate_data(spec, request, response)
Response object should be instance of OpenAPIResponse class. You can use FlaskOpenAPIResponse a Flask/Werkzeug response factory:
.. code-block:: python
from openapi_core.shortcuts import ResponseValidator
from openapi_core.contrib.flask import FlaskOpenAPIResponse
openapi_response = FlaskOpenAPIResponse(flask_response)
validator = ResponseValidator(spec)
result = validator.validate(openapi_request, openapi_response)
or simply specify response factory for shortcuts
.. code-block:: python
from openapi_core import validate_parameters, validate_body
validated_data = validate_data(
spec, request, response, response_factory=FlaskOpenAPIResponse)
Related projects
================
* `openapi-spec-validator <https://github.com/p1c2u/openapi-spec-validator>`__
* `pyramid_openapi3 <https://github.com/niteoweb/pyramid_openapi3>`__