app.py

import gradio as gr
import google.generativeai as genai
import os, time      
from dotenv import load_dotenv  

def ask_gemini(model_sel, prompt):
    start_time=time.time()
    model=genai.GenerativeModel(model_sel)
    safety_settings={
        'HATE': 'BLOCK_NONE',
        'HARASSMENT': 'BLOCK_NONE',
        'SEXUAL' : 'BLOCK_NONE',
        'DANGEROUS' : 'BLOCK_NONE'
        }    
    reply=model.generate_content(prompt, safety_settings=safety_settings)
    elapsed_time=time.time()-start_time
    return f'{reply.text}\n模型: {model_sel}\n耗時: {elapsed_time:.2f} 秒'

load_dotenv()
api_key=os.environ.get('GEMINI_API_KEY')
genai.configure(api_key=api_key)
model_sel=gr.Radio(label='選擇模型',
                   choices=['gemini-1.5-flash', 'gemini-1.5-pro'],
                   value='gemini-1.5-flash') 
prompt=gr.Textbox(label='您的詢問: ')
reply=gr.Textbox(label='Gemini 的回答: ')
iface=gr.Interface(
    fn=ask_gemini,
    inputs=[model_sel, prompt],  
    outputs=reply,
    title='Gemini API 聊天機器人',
    flagging_mode='never',
    )
iface.launch()