Deprecate bad function plugin arg

Monika After Story/game/zz_submods.rpy

@@ -337,6 +337,7 @@ init -991 python in mas_submod_utils:
 init -980 python in mas_submod_utils:
     import inspect
     import store
+    from store import mas_utils
 
     #Store the current label for use elsewhere
     current_label = None
@@ -355,7 +356,7 @@ init -980 python in mas_submod_utils:
     PRIORITY_SORT_KEY = lambda x: x[1][2]
 
     #START: Decorator Function
-    def functionplugin(_label, _args=[], auto_error_handling=True, priority=0):
+    def functionplugin(_label, _args=None, auto_error_handling=True, priority=0):
         """
         Decorator function to register a plugin
 
@@ -396,31 +397,31 @@ init -980 python in mas_submod_utils:
         for _action, data_tuple in sorted_plugins:
             if data_tuple[1]:
                 try:
-                    store.__run(_action, getArgs(key, _action))
+                    store.__run(_action, __getArgs(key, _action))
                 except Exception as ex:
                     store.mas_utils.mas_log.error("function {0} failed because {1}".format(_action.__name__, ex))
 
             else:
-                store.__run(_action, getArgs(key, _action))
+                store.__run(_action, __getArgs(key, _action))
 
-    def registerFunction(key, _function, args=[], auto_error_handling=True, priority=DEF_PRIORITY):
+    def registerFunction(key, _function, args=None, auto_error_handling=True, priority=DEF_PRIORITY):
         """
         Registers a function to the function_plugins dict
 
         NOTE: Does NOT allow overwriting of existing functions in the dict
         NOTE: Function must be callable
         NOTE: Functions run when a label matching the key for the function is:
-        called, jumped, or fallen through to.
-        Or if plugged into a function, when a function by the name of the key calls getAndRunFunctions
+            called, jumped, or fallen through to.
+            Or if plugged into a function, when a function by the name of the key calls getAndRunFunctions
+        NOTE: If you need to provide args/kwargs to the function,
+            wrap it into functools.partial
 
         IN:
             key - key to add the function to.
                 NOTE: The key is either a label, or a function name
                 NOTE: Function names only work if the function contains a getAndRunFunctions call.
                     Without it, it does nothing.
             _function - function to register
-            args - list of args (must be in order) to pass to the function
-                (Default: [])
             auto_error_handling - whether or function plugins should ignore errors in functions
                 (Set this to False for functions which call or jump)
             priority - Order priority to run functions
@@ -438,10 +439,20 @@ init -980 python in mas_submod_utils:
             store.mas_utils.mas_log.error("{0} is not callable".format(_function.__name__))
             return False
 
-        #Too many args
-        elif len(args) > len(inspect.getargspec(_function).args):
-            store.mas_utils.mas_log.error("Too many args provided for function {0}".format(_function.__name__))
-            return False
+        # TODO: remove args entirely in r8
+        if args is None:
+            args = ()
+
+        else:
+            mas_utils.report_deprecation(
+                "parameter 'args' in 'registerFunction'",
+                use_instead="functools.partial",
+                use_instead_msg_fmt="Wrap your callable in '{use_instead}' to provide it args/kwargs."
+            )
+            #Too many args
+            if len(args) > len(inspect.getargspec(_function).args):
+                store.mas_utils.mas_log.error("Too many args provided for function {0}".format(_function.__name__))
+                return False
 
         #Check for overrides
         key = __getOverrideLabel(key)
@@ -457,8 +468,9 @@ init -980 python in mas_submod_utils:
         function_plugins[key][_function] = (args, auto_error_handling, priority)
         return True
 
-    def getArgs(key, _function):
+    def __getArgs(key, _function):
         """
+        TODO: remove this with r8
         Gets args for the given function at the given key
 
         IN:
@@ -478,14 +490,35 @@ init -980 python in mas_submod_utils:
 
         return func_dict.get(_function)[0]
 
-    def setArgs(key, _function, args=[]):
+    @mas_utils.deprecated(
+        use_instead="functools.partial",
+        use_instead_msg_fmt="Wrap your callable in '{use_instead}' to provide it args/kwargs."
+    )
+    def getArgs(key, _function):
+        """
+        Gets args for the given function at the given key
+
+        IN:
+            key - key to retrieve the function from
+            _function - function to retrieve args from
+
+        OUT:
+            list of args if the function is present
+            If function is not present, None is returned
+        """
+        return __getArgs(key, _function)
+
+    @mas_utils.deprecated(
+        use_instead="functools.partial",
+        use_instead_msg_fmt="Wrap your callable in '{use_instead}' to provide it args/kwargs."
+    )
+    def setArgs(key, _function, args=None):
         """
         Sets args for the given function at the key
 
         IN:
             key - key that the function's function dict is stored in
             _function - function to set the args
-            args - list of args (must be in order) to pass to the function (Default: [])
 
         OUT:
             boolean:
@@ -501,9 +534,12 @@ init -980 python in mas_submod_utils:
             return False
 
         #Function not in dict
-        elif _function not in func_dict:
+        if _function not in func_dict:
             return False
 
+        if args is None:
+            args = ()
+
         #Too many args provided
         elif len(args) > len(inspect.getargspec(_function).args):
             store.mas_utils.mas_log.error("Too many args provided for function {0}".format(_function.__name__))