Merge pull request #38 from p1c2u/revert/jsonschema-dependency-reintroduced

make jsonschema4 compatible (DeprecationWarning fix) reintroduced

Author: p1c2u

Diff for: openapi_schema_validator/validators.py

@@ -1,3 +1,4 @@
+from attr import attrib, attrs
 from copy import deepcopy
 
 from jsonschema import _legacy_validators, _utils, _validators
@@ -71,12 +72,11 @@
 )
 
 
+@attrs
 class OAS30Validator(BaseOAS30Validator):
 
-    def __init__(self, *args, **kwargs):
-        self.read = kwargs.pop('read', None)
-        self.write = kwargs.pop('write', None)
-        super(OAS30Validator, self).__init__(*args, **kwargs)
+    read: bool = attrib(default=None)
+    write: bool = attrib(default=None)
 
     def iter_errors(self, instance, _schema=None):
         if _schema is None:
@@ -89,7 +89,8 @@ def iter_errors(self, instance, _schema=None):
                 'nullable': False,
             })
 
-        return super(OAS30Validator, self).iter_errors(instance, _schema)
+        validator = self.evolve(schema=_schema)
+        return super(OAS30Validator, validator).iter_errors(instance)
 
 
 class OAS31Validator(BaseOAS31Validator):

Diff for: poetry.lock

@@ -32,10 +32,11 @@ classifiers = [
 
 [tool.poetry.dependencies]
 python = "^3.7.0"
-jsonschema = ">=3.0.0, <5.0.0"
+jsonschema = "^4.0.0"
 rfc3339-validator = {version = "*", optional = true}
 strict-rfc3339 = {version = "*", optional = true}
 isodate = {version = "*", optional = true}
+attrs = ">=19.2.0"
 
 [tool.poetry.extras]
 rfc3339-validator = ["rfc3339-validator"]