hotfix: parameter name fixed with specific kwrd

Author: skim0119

elastica/callback_functions.py

@@ -26,12 +26,6 @@ class CallBackBaseClass(Generic[T]):
 
     """
 
-    def __init__(self) -> None:
-        """
-        CallBackBaseClass does not need any input parameters.
-        """
-        pass
-
     def make_callback(self, system: T, time: np.float64, current_step: int) -> None:
         """
         This method is called every time step. Users can define

elastica/dissipation.py

@@ -272,8 +272,8 @@ def dampen_rates_protocol(rod: RodType) -> None:
 
         return dampen_rates_protocol
 
-    def dampen_rates(self, rod: RodType, time: np.float64) -> None:
-        self._dampen_rates_protocol(rod)
+    def dampen_rates(self, system: RodType, time: np.float64) -> None:
+        self._dampen_rates_protocol(system)
 
 
 class LaplaceDissipationFilter(DamperBase):