Initial commit: Telegram 天气预报机器人

README.md

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+# Weather Bot
+
+Telegram 天气预报机器人，支持查询全球城市天气。
+
+## 功能
+
+- 🌤 查询指定城市实时天气
+- 🌡 显示温度、湿度、风速
+- 🌍 支持全球城市
+
+## 安装
+
+```bash
+pip install -r requirements.txt
+```
+
+## 配置
+
+设置环境变量：
+```bash
+export BOT_TOKEN="your_telegram_bot_token"
+export WEATHER_API_KEY="your_openweathermap_api_key"
+```
+
+## 运行
+
+```bash
+python3 bot.py
+```
+
+## 使用
+
+- `/start` - 开始使用
+- `/weather 北京` - 查询北京天气
+- `/help` - 查看帮助

bot.py

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+#!/usr/bin/env python3
+"""Telegram 天气预报机器人"""
+import os
+import requests
+from telegram import Update
+from telegram.ext import Application, CommandHandler, ContextTypes
+
+# 从环境变量获取 Token 和 API Key
+BOT_TOKEN = os.environ.get("BOT_TOKEN", "your_bot_token_here")
+WEATHER_API_KEY = os.environ.get("WEATHER_API_KEY", "your_api_key_here")
+WEATHER_URL = "https://api.openweathermap.org/data/2.5/weather"
+
+async def start(update: Update, context: ContextTypes.DEFAULT_TYPE):
+    await update.message.reply_text(
+        "🌤 天气预报机器人\n\n"
+        "使用方法：\n"
+        "/weather 城市名 - 查询天气\n"
+        "/help - 查看帮助"
+    )
+
+async def weather(update: Update, context: ContextTypes.DEFAULT_TYPE):
+    city = " ".join(context.args) if context.args else "Beijing"
+    try:
+        params = {"q": city, "appid": WEATHER_API_KEY, "units": "metric", "lang": "zh_cn"}
+        r = requests.get(WEATHER_URL, params=params, timeout=10)
+        data = r.json()
+        if r.status_code == 200:
+            temp = data["main"]["temp"]
+            desc = data["weather"][0]["description"]
+            humidity = data["main"]["humidity"]
+            wind = data["wind"]["speed"]
+            await update.message.reply_text(
+                f"📍 {city} 天气\n"
+                f"🌡 温度：{temp}°C\n"
+                f"🌥 天气：{desc}\n"
+                f"💧 湿度：{humidity}%\n"
+                f"💨 风速：{wind} m/s"
+            )
+        else:
+            await update.message.reply_text(f"❌ 未找到城市「{city}」")
+    except Exception as e:
+        await update.message.reply_text(f"❌ 查询失败：{e}")
+
+async def help_cmd(update: Update, context: ContextTypes.DEFAULT_TYPE):
+    await update.message.reply_text(
+        "📖 帮助\n\n"
+        "/start - 开始使用\n"
+        "/weather <城市> - 查询天气\n"
+        "/help - 查看帮助"
+    )
+
+def main():
+    app = Application.builder().token(BOT_TOKEN).build()
+    app.add_handler(CommandHandler("start", start))
+    app.add_handler(CommandHandler("weather", weather))
+    app.add_handler(CommandHandler("help", help_cmd))
+    print("Bot started...")
+    app.run_polling()
+
+if __name__ == "__main__":
+    main()

requirements.txt

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+python-telegram-bot>=20.0
+requests>=2.28