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- import streamlit as st
- import requests
- import json
- # 数据获取函数
- def get_bitcoin_price():
- try:
- # 获取 Bitcoin 的价格数据
- response = requests.get('https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd&include_24hr_change=true')
- data = response.json()
- # 获取当前价格和24小时变化
- current_price = data['bitcoin']['usd']
- price_change_percentage = data['bitcoin']['usd_24h_change']
- return current_price, price_change_percentage
- except requests.exceptions.RequestException as e:
- st.error(f"Error fetching data: {e}")
- return None, None
- # 初始化 Streamlit 应用
- st.title('实时比特币价格')
- st.subheader('获取最新的比特币价格信息及其24小时价格变化趋势')
- # 添加刷新按钮
- if st.button('刷新价格'):
- st.experimental_rerun()
- # 显示加载状态
- with st.spinner('加载中...'):
- current_price, price_change_percentage = get_bitcoin_price()
- # 显示数据
- if current_price is not None:
- st.metric(label="当前比特币价格 (USD)", value=f"${current_price}")
- if price_change_percentage is not None:
- st.metric(label="24小时变化 (%)", value=f"{price_change_percentage:.2f}%")
- else:
- st.error("无法获取数据，请稍后重试。")
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