Added Openapi2 aka Swagger support

Author: venthur

README.md

@@ -9,7 +9,7 @@
 
 ## About
 
-OpenAPI Spec Validator is a Python library that validates OpenAPI Specs against the [OpenAPI 3.0.0](https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.0.md) specification. The validator aims to check for full compliance with the Specification.
+OpenAPI Spec Validator is a Python library that validates OpenAPI Specs against the [OpenAPI 2.0 (aka Swagger](https://github.com/OAI/OpenAPI-Specification/blob/master/versions/2.0.md) and [OpenAPI 3.0.0](https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.0.md) specification. The validator aims to check for full compliance with the Specification.
 
 ## Installation
 

openapi_spec_validator/__init__.py

@@ -30,7 +30,22 @@
     openapi_v3_validator_factory,
     resolver_handlers=default_handlers,
 )
+
+schema_v2, schema_v2_url = get_openapi_schema('2.0')
+openapi_v2_validator_factory = JSONSpecValidatorFactory(
+    schema_v2, schema_v2_url,
+    resolver_handlers=default_handlers,
+)
+openapi_v2_spec_validator = SpecValidator(
+    openapi_v2_validator_factory,
+    resolver_handlers=default_handlers,
+)
+
 # shortcuts
+validate_v2_spec = validate_spec_factory(openapi_v2_spec_validator.validate)
+validate_v2_spec_url = validate_spec_url_factory(
+    openapi_v2_spec_validator.validate, default_handlers)
+
 validate_spec = validate_spec_factory(openapi_v3_spec_validator.validate)
 validate_spec_url = validate_spec_url_factory(
     openapi_v3_spec_validator.validate, default_handlers)