Better tokenizing code for AuraFlow.

comfy/text_encoders/llama_tokenizer.py

@@ -0,0 +1,22 @@
+import os
+
+class LLAMATokenizer:
+    @staticmethod
+    def from_pretrained(path):
+        return LLAMATokenizer(path)
+
+    def __init__(self, tokenizer_path):
+        import sentencepiece
+        self.tokenizer = sentencepiece.SentencePieceProcessor(model_file=tokenizer_path)
+        self.end = self.tokenizer.eos_id()
+
+    def get_vocab(self):
+        out = {}
+        for i in range(self.tokenizer.get_piece_size()):
+            out[self.tokenizer.id_to_piece(i)] = i
+        return out
+
+    def __call__(self, string):
+        out = self.tokenizer.encode(string)
+        out += [self.end]
+        return {"input_ids": out}