fix: Support attributes using builtin type names

Fixes openapi-generators#359

Author: dblanchette

openapi_python_client/utils.py

@@ -1,3 +1,4 @@
+import builtins
 import re
 from keyword import iskeyword
 
@@ -15,7 +16,7 @@ def fix_keywords(value: str) -> str:
     return value
 
 
-RESERVED_WORDS = ("self",)
+RESERVED_WORDS = set(dir(builtins)).union({"self"})
 
 
 def fix_reserved_words(value: str) -> str:

tests/test_utils.py

@@ -38,8 +38,11 @@ def test__fix_keywords():
     assert utils.fix_keywords("None") == "None_"
 
 
-def test__fix_reserved_words():
-    assert utils.fix_reserved_words("self") == "self_"
+@pytest.mark.parametrize(
+    "reserved_word, expected", [("self", "self_"), ("int", "int_"), ("dict", "dict_"), ("not_reserved", "not_reserved")]
+)
+def test__fix_reserved_words(reserved_word: str, expected: str):
+    assert utils.fix_reserved_words(reserved_word) == expected
 
 
 def test_to_valid_python_identifier():