fix unused var

Author: jschlyter

src/cryptojwt/key_bundle.py

@@ -826,7 +826,7 @@ def dump(self, exclude_attributes: Optional[List[str]] = None):
                 _keys.append(_ser)
             res["keys"] = _keys
 
-        for attr, default in self.params.items():
+        for attr in self.params:
             if attr in exclude_attributes:
                 continue
             val = getattr(self, attr)
@@ -849,7 +849,7 @@ def load(self, spec):
             self._keys.extend(self.jwk_dicts_as_keys(_keys))
             self.last_updated = time.time()
 
-        for attr, default in self.params.items():
+        for attr in self.params:
             val = spec.get(attr)
             if val:
                 setattr(self, attr, val)

src/cryptojwt/key_issuer.py

@@ -366,7 +366,7 @@ def dump(self, exclude_attributes: Optional[List[str]] = None) -> dict:
             exclude_attributes = []
 
         info = {}
-        for attr, default in self.params.items():
+        for attr in self.params:
             if attr in exclude_attributes:
                 continue
             val = getattr(self, attr)
@@ -388,7 +388,7 @@ def load(self, info):
         :param items: A dictionary with the information to load
         :return:
         """
-        for attr, default in self.params.items():
+        for attr in self.params:
             val = info.get(attr)
             if val:
                 if attr == "keybundle_cls":