用Python写一个天气预报小程序

目录

用Python写一个天气预报小程序

https://i-blog.csdnimg.cn/direct/ff088c9126b644baaa5db26e4e2f5ea7.png

import tkinter as tk
from tkinter import ttk
import requests
import json
from datetime import datetime
from PIL import Image, ImageTk
import io
from ttkbootstrap import Style

class WeatherApp:
    def __init__(self, root):
        self.root = root
        self.root.title("天气预报")
        self.root.geometry("1000x800")

        # 使用ttkbootstrap美化界面
        style = Style(theme='cosmo')

        # 创建主框架
        self.main_frame = ttk.Frame(self.root)
        self.main_frame.pack(pady=20, padx=20, fill='both', expand=True)

        # 搜索框
        self.search_frame = ttk.Frame(self.main_frame)
        self.search_frame.pack(fill='x', pady=10)

        self.city_entry = ttk.Entry(self.search_frame, font=('微软雅黑', 12))
        self.city_entry.pack(side='left', expand=True, padx=(0, 10))
        self.city_entry.insert(0, "上海")

        self.search_button = ttk.Button(
            self.search_frame,
            text="查询",
            command=self.get_weather,
            style='primary.TButton'
        )
        self.search_button.pack(side='right')

        # 当前天气信息框
        self.current_weather_frame = ttk.LabelFrame(self.main_frame, text="当前天气", padding=15)
        self.current_weather_frame.pack(fill='x', pady=10)

        # 当前天气信息
        self.current_info_frame = ttk.Frame(self.current_weather_frame)
        self.current_info_frame.pack(fill='x', padx=20)

        self.city_label = ttk.Label(self.current_info_frame, font=('微软雅黑', 20, 'bold'))
        self.city_label.pack(anchor='w')

        self.temp_label = ttk.Label(self.current_info_frame, font=('微软雅黑', 30))
        self.temp_label.pack(anchor='w')

        self.weather_label = ttk.Label(self.current_info_frame, font=('微软雅黑', 15))
        self.weather_label.pack(anchor='w')

        # 详细信息框
        self.detail_frame = ttk.LabelFrame(self.main_frame, text="详细信息", padding=15)
        self.detail_frame.pack(fill='x', pady=10)

        # 创建详细信息标签
        self.details = {
            "体感温度": ttk.Label(self.detail_frame),
            "湿度": ttk.Label(self.detail_frame),
            "气压": ttk.Label(self.detail_frame),
            "能见度": ttk.Label(self.detail_frame),
            "风向": ttk.Label(self.detail_frame),
            "风速": ttk.Label(self.detail_frame)
        }

        # 布局详细信息
        row = 0
        col = 0
        for key, label in self.details.items():
            ttk.Label(self.detail_frame, text=f"{key}:").grid(row=row, column=col * 2, padx=5, pady=5, sticky='e')
            label.grid(row=row, column=col * 2 + 1, padx=5, pady=5, sticky='w')
            col += 1
            if col > 2:
                col = 0
                row += 1

        # 未来天气预报框
        self.forecast_frame = ttk.LabelFrame(self.main_frame, text="未来天气预报", padding=15)
        self.forecast_frame.pack(fill='both', expand=True, pady=10)

        # 创建未来5天的预报框架
        self.forecast_days = []
        for i in range(5):
            day_frame = ttk.Frame(self.forecast_frame)
            day_frame.pack(side='left', expand=True, padx=10)

            date_label = ttk.Label(day_frame, font=('微软雅黑', 10))
            date_label.pack()

            temp_label = ttk.Label(day_frame, font=('微软雅黑', 12))
            temp_label.pack()

            weather_label = ttk.Label(day_frame, font=('微软雅黑', 10))
            weather_label.pack()

            self.forecast_days.append({
                'date': date_label,
                'temp': temp_label,
                'weather': weather_label
            })

    def get_weather(self):
        city = self.city_entry.get()
        api_key = "你的API密钥"  # 替换为你的API密钥

        # 获取城市ID
        location_url = f"https://geoapi.qweather.com/v2/city/lookup?location={city}&key={api_key}"

        try:
            # 获取城市ID
            location_response = requests.get(location_url)
            location_data = json.loads(location_response.text)

            if location_data['code'] == '200' and location_data['location']:
                city_id = location_data['location'][0]['id']

                # 获取实时天气
                current_url = f"https://devapi.qweather.com/v7/weather/now?location={city_id}&key={api_key}"
                # 获取天气预报
                forecast_url = f"https://devapi.qweather.com/v7/weather/7d?location={city_id}&key={api_key}"

                # 获取当前天气
                response = requests.get(current_url)
                current_data = json.loads(response.text)

                if current_data['code'] == '200':
                    now = current_data['now']

                    # 更新当前天气信息
                    self.city_label.config(text=f"{city}")
                    self.temp_label.config(text=f"{now['temp']}°C")
                    self.weather_label.config(text=f"{now['text']}")

                    # 更新详细信息
                    self.details["体感温度"].config(text=f"{now['feelsLike']}°C")
                    self.details["湿度"].config(text=f"{now['humidity']}%")
                    self.details["气压"].config(text=f"{now['pressure']}hPa")
                    self.details["能见度"].config(text=f"{now['vis']}km")
                    self.details["风向"].config(text=now['windDir'])
                    self.details["风速"].config(text=f"{now['windSpeed']}km/h")

                    # 获取天气预报
                    forecast_response = requests.get(forecast_url)
                    forecast_data = json.loads(forecast_response.text)

                    if forecast_data['code'] == '200':
                        daily_forecast = forecast_data['daily']

                        for i, day in enumerate(daily_forecast[:5]):
                            date = datetime.strptime(day['fxDate'], '%Y-%m-%d').strftime('%m/%d')
                            self.forecast_days[i]['date'].config(text=date)

                            self.forecast_days[i]['temp'].config(
                                text=f"{day['tempMin']}°C - {day['tempMax']}°C"
                            )
                            self.forecast_days[i]['weather'].config(text=day['textDay'])

                else:
                    self.city_label.config(text="获取天气信息失败")
            else:
                self.city_label.config(text="未找到该城市")
        except Exception as e:
            print(f"错误信息: {str(e)}")
            self.city_label.config(text="获取天气信息失败")


if __name__ == "__main__":
    root = tk.Tk()
    app = WeatherApp(root)
    root.mainloop()

需要将代码中的api_key替换成你自己的,提前在和风天气官网注册一个账号并申请apikey