Merge pull request #1480 from diaodeng/gpt4free-diaodeng

Llama2.py result decode error：UnicodeDecodeError: 'utf-8' codec can't decode byte 0xe7 in position 6

g4f/Provider/Llama2.py

@@ -62,7 +62,7 @@ class Llama2(AsyncGeneratorProvider):
                     if not started:
                         chunk = chunk.lstrip()
                         started = True
-                    yield chunk.decode()
+                    yield chunk.decode(errors="ignore")
             
 def format_prompt(messages: Messages):
     messages = [
@@ -71,4 +71,4 @@ def format_prompt(messages: Messages):
         else message["content"]
         for message in messages
     ]
-    return "\n".join(messages) + "\n"
+    return "\n".join(messages) + "\n"