Convert null to None, not Any

Author: jessemyers-lettuce

src/openapi_python_generator/language_converters/python/model_generator.py

@@ -164,7 +164,7 @@ def type_converter(  # noqa: C901
     elif schema.type == "object":
         converted_type = pre_type + "Dict[str, Any]" + post_type
     elif schema.type is None or schema.type == "null":
-        converted_type = pre_type + "Any" + post_type
+        converted_type = pre_type + "None" + post_type
     else:
         raise TypeError(f"Unknown type: {schema.type}")
 

tests/test_model_generator.py

@@ -66,7 +66,7 @@
         ),
         (
             Schema(type="null"),
-            TypeConversion(original_type="null", converted_type="Any"),
+            TypeConversion(original_type="null", converted_type="None"),
         ),
         (
             Schema(type="string", schema_format="uuid"),
@@ -160,7 +160,7 @@ def test_type_converter_simple(test_openapi_types, expected_python_types):
         ),
         (
             Schema(type="null"),
-            TypeConversion(original_type="null", converted_type="Any"),
+            TypeConversion(original_type="null", converted_type="None"),
         ),
         (
             Schema(type="string", schema_format="uuid"),