Add link to GitHub repository and fix usage example

README.md

@@ -10,6 +10,8 @@ pipeline_tag: video-text-to-text
 
 This model is based on the paper [Task Preference Optimization: Improving Multimodal Large Language Models with Vision Task Alignment](https://huggingface.co/papers/2412.19326).
 
+Code: [https://github.com/OpenGVLab/VideoChat-TPO](https://github.com/OpenGVLab/VideoChat-TPO)
+
 ## 🏃 Installation
 
 ```
@@ -27,5 +29,5 @@ model_path = "OpenGVLab/VideoChat-TPO"
 tokenizer =  AutoTokenizer.from_pretrained(model_path,
 trust_remote_code=True,
 use_fast=False,)
-model = AutoModel.from_pretrained(model_path,  trust_remote_code=True, _tokenizer=self.tokenizer).eval()
+model = AutoModel.from_pretrained(model_path,  trust_remote_code=True, _tokenizer=tokenizer).eval()
 ```