Track generated tokens internally

Author: abetlen

llama_cpp/llama.py

@@ -76,6 +76,7 @@ def __init__(
             maxlen=self.last_n_tokens_size,
         )
         self.tokens_consumed = 0
+        self.tokens: List[llama_cpp.llama_token] = []
         self.n_batch = min(n_ctx, n_batch)
         self.n_tokens = 0
         self.n_past = 0
@@ -140,6 +141,7 @@ def reset(self):
             [llama_cpp.llama_token(0)] * self.last_n_tokens_size
         )
         self.tokens_consumed = 0
+        self.tokens.clear()
         self.n_tokens = 0
         self.n_past = 0
         self.all_logits = []
@@ -165,6 +167,7 @@ def eval(self, tokens: Sequence[llama_cpp.llama_token]):
             )
             if int(return_code) != 0:
                 raise RuntimeError(f"llama_eval returned {return_code}")
+            self.tokens.extend(batch)
             self.last_n_tokens_data.extend(batch)
             self.tokens_consumed += len(batch)
             if self.params.logits_all: