Replace assertions with ValueError exceptions (#14018)

* Replace assertions with ValueError exceptions

* Change length check for a more explicit one

src/transformers/generation_logits_process.py

@@ -85,9 +85,11 @@ class LogitsProcessorList(list):
         for processor in self:
             function_args = inspect.signature(processor.__call__).parameters
             if len(function_args) > 2:
-                assert all(
-                    arg in kwargs for arg in list(function_args.keys())[2:]
-                ), f"Make sure that all the required parameters: {list(function_args.keys())} for {processor.__class__} are passed to the logits processor."
+                if not all(arg in kwargs for arg in list(function_args.keys())[2:]):
+                    raise ValueError(
+                        f"Make sure that all the required parameters: {list(function_args.keys())} for "
+                        f"{processor.__class__} are passed to the logits processor."
+                    )
                 scores = processor(input_ids, scores, **kwargs)
             else:
                 scores = processor(input_ids, scores)
@@ -381,7 +383,8 @@ class NoBadWordsLogitsProcessor(LogitsProcessor):
         self.static_bad_words_mask: Optional[torch.LongTensor] = None
 
         for banned_token_seq in self.bad_words_id_length_greater_than_1:
-            assert len(banned_token_seq) > 0, f"Banned words token sequences {bad_words_ids} cannot have an empty list"
+            if len(banned_token_seq) == 0:
+                raise ValueError(f"Banned words token sequences {bad_words_ids} cannot have an empty list")
 
     def __call__(self, input_ids: torch.LongTensor, scores: torch.FloatTensor) -> torch.FloatTensor:
         if self.static_bad_words_mask is None and len(self.bad_words_id_length_1) > 0: