Enable prompt push to hub

src/smolagents/agents.py

@@ -211,6 +211,54 @@ def initialize_system_prompt(self):
         system_prompt = format_prompt_with_managed_agents_descriptions(system_prompt, self.managed_agents)
         return system_prompt
 
+    def prompt_push_to_hub(
+        self,
+        repo_id: str,
+        filename: Optional[str] = "prompt.yaml",
+        token: Optional[str] = None,
+        private: Optional[bool] = False,
+        metadata: Optional[Dict[str, Any]] = None,
+    ) -> Any:
+        """
+        Push a prompt template to the Hugging Face Hub.
+
+        Args:
+            repo_id (str): The repository ID on the Hugging Face Hub.
+            filename (str, optional): Name of the file to save. Default is "prompt.yaml". Json and yaml extensions are supported.
+            token (str, optional): Authentication token for the Hugging Face API.
+            private (bool, optional): Whether to make the repository private. Default is False.
+            metadata (dict, optional): Metadata associated with the prompt template.
+
+        Returns:
+           The saved prompt template object.
+        """
+        try:
+            from prompt_templates import ChatPromptTemplate
+        except ModuleNotFoundError as e:
+            raise ModuleNotFoundError(
+                "To push a prompt to the hub, you need to have the 'prompt_templates' library installed. "
+                "You can install it with 'pip install prompt_templates'."
+            ) from e
+        system_prompt = self.initialize_system_prompt()
+
+        user_prompt = self.task if self.task is not None else "No task provided"
+
+        messages_template = [
+            {"role": "system", "content": system_prompt},
+            {"role": "user", "content": user_prompt},
+        ]
+
+        prompt_template = ChatPromptTemplate(template=messages_template, metadata=metadata)
+
+        try:
+            prompt_template.save_to_hub(
+                repo_id=repo_id, filename=filename, token=token, create_repo=True, private=private
+            )
+        except Exception as e:
+            raise ValueError(f"An error occurred while pushing the template to the hub: {str(e)}")
+
+        return prompt_template
+
     def write_memory_to_messages(
         self,
         summary_mode: Optional[bool] = False,