chore: add flake8-bugbear ruff checker

Author: azmeuk

pyproject.toml

@@ -70,6 +70,7 @@ exclude_lines = [
 
 [tool.ruff.lint]
 select = [
+    "B", # flake8-bugbear
     "D", # pydocstyle
     "E", # pycodestyle
     "F", # pyflakes

scim2_models/base.py

@@ -608,7 +608,7 @@ def mark_with_schema(self):
         """Navigate through attributes and sub-attributes of type ComplexAttribute, and mark them with a '_schema' attribute. '_schema' will later be used by 'get_attribute_urn'."""
         from scim2_models.rfc7643.resource import Resource
 
-        for field_name, field in self.model_fields.items():
+        for field_name in self.model_fields:
             attr_type = self.get_field_root_type(field_name)
             if not is_complex_attribute(attr_type):
                 continue

scim2_models/rfc7644/list_response.py

@@ -40,7 +40,7 @@ def get_schema_from_payload(payload: Any) -> Optional[str]:
             payload_schemas = (
                 payload.get("schemas", [])
                 if isinstance(payload, dict)
-                else getattr(payload, "schemas")
+                else payload.schemas
             )
 
             resource_types_schemas = [