Use Black and isort for code formatting

.github/workflows/python-test.yml

@@ -68,5 +68,31 @@ jobs:
         with:
           python-version: 3.9
 
-      - name: "Run static checks"
-        uses: pre-commit/[email protected]
+      - name: Get full Python version
+        id: full-python-version
+        run: echo ::set-output name=version::$(python -c "import sys; print('-'.join(str(v) for v in sys.version_info))")
+
+      - name: Bootstrap poetry
+        run: |
+          curl -sL https://raw.githubusercontent.com/python-poetry/poetry/master/install-poetry.py | python - -y
+          echo "$HOME/.local/bin" >> $GITHUB_PATH
+
+      - name: Configure poetry
+        run: poetry config virtualenvs.in-project true
+
+      - name: Set up cache
+        uses: actions/cache@v2
+        id: cache
+        with:
+          path: .venv
+          key: venv-${{ steps.full-python-version.outputs.version }}-${{ hashFiles('**/poetry.lock') }}
+
+      - name: Ensure cache is healthy
+        if: steps.cache.outputs.cache-hit == 'true'
+        run: timeout 10s poetry run pip --version || rm -rf .venv
+
+      - name: Install dependencies
+        run: poetry install
+
+      - name: Run static checks
+        run: poetry run pre-commit run -a

.pre-commit-config.yaml

@@ -8,15 +8,32 @@ repos:
   - repo: meta
     hooks:
       - id: check-hooks-apply
+
   - repo: https://github.com/asottile/pyupgrade
     rev: v2.19.0
     hooks:
       - id: pyupgrade
         args: ["--py36-plus"]
+
   - repo: local
     hooks:
       - id: flynt
         name: Convert to f-strings with flynt
         entry: flynt
         language: python
         additional_dependencies: ['flynt==0.64']
+
+      - id: black
+        name: black
+        entry: black
+        language: system
+        require_serial: true
+        types: [python]
+
+      - id: isort
+        name: isort
+        entry: isort
+        args: ['--filter-files']
+        language: system
+        require_serial: true
+        types: [python]

docs/conf.py

@@ -18,9 +18,9 @@
 
 # -- Project information -----------------------------------------------------
 
-project = 'openapi-core'
-copyright = '2021, Artur Maciag'
-author = 'Artur Maciag'
+project = "openapi-core"
+copyright = "2021, Artur Maciag"
+author = "Artur Maciag"
 
 # The full version, including alpha/beta/rc tags
 release = openapi_core.__version__
@@ -40,20 +40,20 @@
 ]
 
 # Add any paths that contain templates here, relative to this directory.
-templates_path = ['_templates']
+templates_path = ["_templates"]
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
 # This pattern also affects html_static_path and html_extra_path.
-exclude_patterns = ['_build', 'Thumbs.db', '.DS_Store']
+exclude_patterns = ["_build", "Thumbs.db", ".DS_Store"]
 
 
 # -- Options for HTML output -------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = 'sphinx_rtd_theme'
+html_theme = "sphinx_rtd_theme"
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,

openapi_core/__init__.py

@@ -1,32 +1,44 @@
 """OpenAPI core module"""
-from openapi_core.shortcuts import (
-    create_spec, validate_request, validate_response,
-    spec_validate_body, spec_validate_parameters, spec_validate_security,
-    spec_validate_data, spec_validate_headers,
-)
+from openapi_core.shortcuts import create_spec
+from openapi_core.shortcuts import spec_validate_body
+from openapi_core.shortcuts import spec_validate_data
+from openapi_core.shortcuts import spec_validate_headers
+from openapi_core.shortcuts import spec_validate_parameters
+from openapi_core.shortcuts import spec_validate_security
+from openapi_core.shortcuts import validate_request
+from openapi_core.shortcuts import validate_response
+from openapi_core.validation.request.validators import RequestBodyValidator
 from openapi_core.validation.request.validators import (
-    RequestValidator,
-    RequestBodyValidator,
     RequestParametersValidator,
-    RequestSecurityValidator,
 )
+from openapi_core.validation.request.validators import RequestSecurityValidator
+from openapi_core.validation.request.validators import RequestValidator
+from openapi_core.validation.response.validators import ResponseDataValidator
 from openapi_core.validation.response.validators import (
-    ResponseValidator,
-    ResponseDataValidator,
     ResponseHeadersValidator,
 )
+from openapi_core.validation.response.validators import ResponseValidator
 
-__author__ = 'Artur Maciag'
-__email__ = '[email protected]'
-__version__ = '0.14.2'
-__url__ = 'https://github.com/p1c2u/openapi-core'
-__license__ = 'BSD 3-Clause License'
+__author__ = "Artur Maciag"
+__email__ = "[email protected]"
+__version__ = "0.14.2"
+__url__ = "https://github.com/p1c2u/openapi-core"
+__license__ = "BSD 3-Clause License"
 
 __all__ = [
-    'create_spec', 'validate_request', 'validate_response',
-    'spec_validate_body', 'spec_validate_parameters', 'spec_validate_security',
-    'spec_validate_data', 'spec_validate_headers',
-    'RequestValidator', 'ResponseValidator', 'RequestBodyValidator',
-    'RequestParametersValidator', 'RequestSecurityValidator',
-    'ResponseDataValidator', 'ResponseHeadersValidator',
+    "create_spec",
+    "validate_request",
+    "validate_response",
+    "spec_validate_body",
+    "spec_validate_parameters",
+    "spec_validate_security",
+    "spec_validate_data",
+    "spec_validate_headers",
+    "RequestValidator",
+    "ResponseValidator",
+    "RequestBodyValidator",
+    "RequestParametersValidator",
+    "RequestSecurityValidator",
+    "ResponseDataValidator",
+    "ResponseHeadersValidator",
 ]

openapi_core/casting/schemas/casters.py

@@ -2,7 +2,6 @@
 
 
 class BaseSchemaCaster:
-
     def __init__(self, schema):
         self.schema = schema
 
@@ -17,7 +16,6 @@ def cast(self, value):
 
 
 class CallableSchemaCaster(BaseSchemaCaster):
-
     def __init__(self, schema, caster_callable):
         super().__init__(schema)
         self.caster_callable = caster_callable
@@ -26,30 +24,27 @@ def cast(self, value):
         try:
             return self.caster_callable(value)
         except (ValueError, TypeError):
-            raise CastError(value, self.schema['type'])
+            raise CastError(value, self.schema["type"])
 
 
 class DummyCaster(BaseSchemaCaster):
-
     def cast(self, value):
         return value
 
 
 class ComplexCaster(BaseSchemaCaster):
-
     def __init__(self, schema, casters_factory):
         super().__init__(schema)
         self.casters_factory = casters_factory
 
 
 class ArrayCaster(ComplexCaster):
-
     @property
     def items_caster(self):
-        return self.casters_factory.create(self.schema / 'items')
+        return self.casters_factory.create(self.schema / "items")
 
     def cast(self, value):
         try:
             return list(map(self.items_caster, value))
         except (ValueError, TypeError):
-            raise CastError(value, self.schema['type'])
+            raise CastError(value, self.schema["type"])

openapi_core/casting/schemas/exceptions.py

@@ -6,6 +6,7 @@
 @dataclass
 class CastError(OpenAPIError):
     """Schema cast operation error"""
+
     value: str
     type: str
 

openapi_core/casting/schemas/factories.py

@@ -1,25 +1,27 @@
-from openapi_core.casting.schemas.casters import (
-    ArrayCaster, CallableSchemaCaster, DummyCaster,
-)
+from openapi_core.casting.schemas.casters import ArrayCaster
+from openapi_core.casting.schemas.casters import CallableSchemaCaster
+from openapi_core.casting.schemas.casters import DummyCaster
 from openapi_core.casting.schemas.util import forcebool
 
 
 class SchemaCastersFactory:
 
     DUMMY_CASTERS = [
-        'string', 'object', 'any',
+        "string",
+        "object",
+        "any",
     ]
     PRIMITIVE_CASTERS = {
-        'integer': int,
-        'number': float,
-        'boolean': forcebool,
+        "integer": int,
+        "number": float,
+        "boolean": forcebool,
     }
     COMPLEX_CASTERS = {
-        'array': ArrayCaster,
+        "array": ArrayCaster,
     }
 
     def create(self, schema):
-        schema_type = schema.getkey('type', 'any')
+        schema_type = schema.getkey("type", "any")
 
         if schema_type in self.DUMMY_CASTERS:
             return DummyCaster(schema)

openapi_core/contrib/django/__init__.py

@@ -6,6 +6,8 @@
 DjangoOpenAPIResponse = DjangoOpenAPIResponseFactory().create
 
 __all__ = [
-    'DjangoOpenAPIRequestFactory', 'DjangoOpenAPIResponseFactory',
-    'DjangoOpenAPIRequest', 'DjangoOpenAPIResponse',
+    "DjangoOpenAPIRequestFactory",
+    "DjangoOpenAPIResponseFactory",
+    "DjangoOpenAPIRequest",
+    "DjangoOpenAPIResponse",
 ]

openapi_core/contrib/django/handlers.py

@@ -3,9 +3,9 @@
 
 from openapi_core.exceptions import MissingRequiredParameter
 from openapi_core.templating.media_types.exceptions import MediaTypeNotFound
-from openapi_core.templating.paths.exceptions import (
-    ServerNotFound, OperationNotFound, PathNotFound,
-)
+from openapi_core.templating.paths.exceptions import OperationNotFound
+from openapi_core.templating.paths.exceptions import PathNotFound
+from openapi_core.templating.paths.exceptions import ServerNotFound
 from openapi_core.validation.exceptions import InvalidSecurity
 
 
@@ -22,24 +22,21 @@ class DjangoOpenAPIErrorsHandler:
 
     @classmethod
     def handle(cls, errors, req, resp=None):
-        data_errors = [
-            cls.format_openapi_error(err)
-            for err in errors
-        ]
+        data_errors = [cls.format_openapi_error(err) for err in errors]
         data = {
-            'errors': data_errors,
+            "errors": data_errors,
         }
         data_error_max = max(data_errors, key=cls.get_error_status)
-        return JsonResponse(data, status=data_error_max['status'])
+        return JsonResponse(data, status=data_error_max["status"])
 
     @classmethod
     def format_openapi_error(cls, error):
         return {
-            'title': str(error),
-            'status': cls.OPENAPI_ERROR_STATUS.get(error.__class__, 400),
-            'class': str(type(error)),
+            "title": str(error),
+            "status": cls.OPENAPI_ERROR_STATUS.get(error.__class__, 400),
+            "class": str(type(error)),
         }
 
     @classmethod
     def get_error_status(cls, error):
-        return error['status']
+        return error["status"]

openapi_core/contrib/django/middlewares.py

@@ -19,13 +19,14 @@ class DjangoOpenAPIMiddleware:
     def __init__(self, get_response):
         self.get_response = get_response
 
-        if not hasattr(settings, 'OPENAPI_SPEC'):
+        if not hasattr(settings, "OPENAPI_SPEC"):
             raise ImproperlyConfigured("OPENAPI_SPEC not defined in settings")
 
         request_validator = RequestValidator(settings.OPENAPI_SPEC)
         response_validator = ResponseValidator(settings.OPENAPI_SPEC)
         self.validation_processor = OpenAPIProcessor(
-            request_validator, response_validator)
+            request_validator, response_validator
+        )
 
     def __call__(self, request):
         openapi_request = self._get_openapi_request(request)
@@ -38,19 +39,18 @@ def __call__(self, request):
 
         openapi_response = self._get_openapi_response(response)
         resp_result = self.validation_processor.process_response(
-            openapi_request, openapi_response)
+            openapi_request, openapi_response
+        )
         if resp_result.errors:
             return self._handle_response_errors(resp_result, request, response)
 
         return response
 
     def _handle_request_errors(self, request_result, req):
-        return self.errors_handler.handle(
-            request_result.errors, req, None)
+        return self.errors_handler.handle(request_result.errors, req, None)
 
     def _handle_response_errors(self, response_result, req, resp):
-        return self.errors_handler.handle(
-            response_result.errors, req, resp)
+        return self.errors_handler.handle(response_result.errors, req, resp)
 
     def _get_openapi_request(self, request):
         return self.request_factory.create(request)