Adding submission button and gemini model option

app.py

@@ -7,6 +7,7 @@ from huggingface_hub import InferenceClient
 MODEL_API_KEY_MAP = {
     "gpt-3.5-turbo": "OPENAI_API_KEY",
     "gpt-4": "OPENAI_API_KEY",
+    "gemini-pro": "GOOGLE_API_KEY",
     "claude-3-haiku-20240307": "ANTHROPIC_API_KEY",
     "claude-3-opus-20240229": "ANTHROPIC_API_KEY",
     "claude-3-sonnet-20240229": "ANTHROPIC_API_KEY",
@@ -38,6 +39,9 @@ with gr.Blocks() as iface:
             lines=2, placeholder="Enter your cheminformatics question..."
         )
 
+    with gr.Row():
+        submit_button = gr.Button("Submit")
+
     response_output = gr.Textbox(label="Agent Response")
 
     # Event Triggers
@@ -46,11 +50,11 @@ with gr.Blocks() as iface:
         model_name_dropdown,
         api_key_input,
     )
-    api_key_input.change(
-        agent_fn, [prompt_input, model_name_dropdown, api_key_input], response_output
-    )
-    prompt_input.change(
-        agent_fn, [prompt_input, model_name_dropdown, api_key_input], response_output
-    )
+
+   submit_button.click(
+       agent_fn,
+       [prompt_input, model_name_dropdown, api_key_input],
+       response_output,
+   ) 
 
 iface.launch()