Merge pull request #286 from StephenHogg/255

Fix BUG: TypeError: create_from_arg_string() takes 2 positional arguments but 3 were given

lm_eval/models/dummy.py

@@ -7,30 +7,30 @@ class DummyLM(LM):
         pass
 
     @classmethod
-    def create_from_arg_string(cls, arg_string):
+    def create_from_arg_string(cls, arg_string, additional_config=None):
         return cls()
 
     def loglikelihood(self, requests):
         res = []
-        
+
         for _ in requests:
             res.append((-random.random(), False))
 
         return res
-    
+
     def greedy_until(self, requests):
         res = []
-        
+
         for ctx, _ in requests:
             res.append("lol")
-            assert ctx.strip() != ''
+            assert ctx.strip() != ""
 
         return res
 
     def loglikelihood_rolling(self, requests):
         res = []
-        
+
         for _ in requests:
             res.append(-random.random())
 
-        return res
+        return res
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