add requirement

app.py

@@ -31,6 +31,7 @@ def onnx_export(token: str, model_id: str, task: str) -> str:
         commit_info = convert(api=api, model_id=model_id, task=task)
         print("[commit_info]", commit_info)
 
+        """
         # save in a private dataset:
         if repo is not None:
             repo.git_pull(rebase=True)
@@ -48,17 +49,10 @@ def onnx_export(token: str, model_id: str, task: str) -> str:
             commit_url = repo.push_to_hub()
             print("[dataset]", commit_url)
 
-        return f"""
-        ### Success 🔥
-        Yay! This model was successfully converted and a PR was open using your token, here:
-        [{commit_info.pr_url}]({commit_info.pr_url})
+        return f"### Success 🔥 Yay! This model was successfully converted and a PR was open using your token, here: {commit_info.pr_url}]({commit_info.pr_url})"
         """
     except Exception as e:
-        return f"""
-        ### Error 😢😢
-
-        {e}
-        """
+        return f"### Error: {e}"
 
 
 DESCRIPTION = """

requirements.txt

@@ -1,3 +1,4 @@
 torch
 transformers
+huggingface_hub
 git+https://github.com/huggingface/optimum.git#egg=optimum[onnxruntime]