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# 天气查询
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import requests
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from bs4 import BeautifulSoup
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import datetime
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import tkinter as tk
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from tkinter import messagebox, ttk
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BASE_URL = "https://tianqi.2345.com"
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COMMON_HEADER = {
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'User-Agent': 'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; Media Center PC 6.0; InfoPath.2; MS-RTC LM 8)'
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}
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def get_bs_object(url, headers):
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try:
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response = requests.get(url=url, headers=headers, timeout=10)
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response.raise_for_status()
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response.encoding = "utf-8"
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bs = BeautifulSoup(response.text, 'html.parser')
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return bs
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except requests.exceptions.RequestException as e:
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return f"网络请求失败或URL无效：{e}"
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def query_weather(province, city, area, query_date):
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province_url = f"{BASE_URL}/china.htm"
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bs_province = get_bs_object(province_url, COMMON_HEADER)
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if isinstance(bs_province, str):
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return bs_province
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weathercity1 = bs_province.find_all('a', title=f"{province}天气")
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if not weathercity1:
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return f"未找到{province}对应的天气链接，请检查省份名称是否正确！"
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city_href = weathercity1[0].get("href")
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if not city_href:
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return "未获取到城市对应的链接！"
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city_url = f"{BASE_URL}/{city_href}"
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bs_city = get_bs_object(city_url, COMMON_HEADER)
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if isinstance(bs_city, str):
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return bs_city
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weathercity2 = bs_city.find_all('a', title=f"{city}天气")
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if not weathercity2:
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return f"未找到{city}对应的天气链接，请检查城市名称是否正确！"
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city_path = weathercity2[0].get("href").split("/")
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if len(city_path) < 3:
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return "城市链接格式异常，无法继续！"
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del (city_path[:2])
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area_code = city_path[0] if city_path else ""
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if not area_code:
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return "未提取到地区编码，无法继续！"
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target_url = f"{BASE_URL}/today-{area_code}"
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bs_weather = get_bs_object(target_url, COMMON_HEADER)
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if isinstance(bs_weather, str):
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return bs_weather
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weekday_list = ["周一天气", "周二天气", "周三天气", "周四天气", "周五天气", "周六天气", "周日天气"]
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today_index = int(datetime.datetime.now().weekday())
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weekday_list[today_index] = "今天天气"
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try:
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weekday_list[today_index + 1] = "明天天气"
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except IndexError:
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weekday_list[0] = "明天天气"
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href_list = [
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f"/today-{area_code}",
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f"/tomorrow-{area_code}",
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f"/third-{area_code}",
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f"/fourth-{area_code}",
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f"/fifth-{area_code}",
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f"/sixth-{area_code}",
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f"/seventh-{area_code}"
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]
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try:
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query_index = weekday_list.index(query_date)
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except ValueError:
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return f"无效的查询日期！可查询日期：{', '.join(weekday_list)}"
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today_index = weekday_list.index("今天天气")
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try:
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relative_href = href_list[query_index - today_index]
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except IndexError:
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return "查询日期超出范围！"
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weather_items = bs_weather.find_all('a', href=relative_href, title=query_date)
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if not weather_items:
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return f"未找到{query_date}对应的天气信息！"
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weather_info = ' '.join(weather_items[0].text.split())
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return f"{query_date} - {province}{city}{area}天气：{weather_info}"
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def create_gui():
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# 主窗口配置
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root = tk.Tk()
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root.title("简易天气查询工具")
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root.geometry("600x400")
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root.resizable(False, False)
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frame1 = ttk.Frame(root, padding=10)
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frame1.pack(fill="x")
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ttk.Label(frame1, text="地区输入：").grid(row=0, column=0, padx=5, pady=5)
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province_entry = ttk.Entry(frame1, width=10)
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province_entry.grid(row=0, column=1, padx=5, pady=5)
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province_entry.insert(0, "湖南")
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ttk.Label(frame1, text="省").grid(row=0, column=2, padx=2, pady=5)
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city_entry = ttk.Entry(frame1, width=10)
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city_entry.grid(row=0, column=3, padx=5, pady=5)
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city_entry.insert(0, "长沙")
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ttk.Label(frame1, text="市").grid(row=0, column=4, padx=2, pady=5)
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area_entry = ttk.Entry(frame1, width=10)
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area_entry.grid(row=0, column=5, padx=5, pady=5)
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area_entry.insert(0, "岳麓区")
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ttk.Label(frame1, text="地区（可选）").grid(row=0, column=6, padx=2, pady=5)
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frame2 = ttk.Frame(root, padding=10)
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frame2.pack(fill="x")
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ttk.Label(frame2, text="日期选择：").grid(row=0, column=0, padx=5, pady=5)
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weekday_list = ["周一天气", "周二天气", "周三天气", "周四天气", "周五天气", "周六天气", "周日天气"]
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today_index = int(datetime.datetime.now().weekday())
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weekday_list[today_index] = "今天天气"
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try:
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weekday_list[today_index + 1] = "明天天气"
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except IndexError:
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weekday_list[0] = "明天天气"
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date_var = tk.StringVar(value=weekday_list[today_index])
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date_combo = ttk.Combobox(frame2, textvariable=date_var, values=weekday_list, width=20, state="readonly")
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date_combo.grid(row=0, column=1, padx=5, pady=5)
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frame3 = ttk.Frame(root, padding=10)
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frame3.pack(fill="x")
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def on_query_click():
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province = province_entry.get().strip()
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city = city_entry.get().strip()
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area = area_entry.get().strip()
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query_date = date_var.get().strip()
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if not province or not city:
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messagebox.showwarning("输入警告", "省份和城市不能为空！")
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return
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result = query_weather(province, city, area, query_date)
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result_text.delete(1.0, tk.END)
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result_text.insert(tk.END, result)
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query_btn = ttk.Button(frame3, text="查询天气", command=on_query_click)
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query_btn.pack()
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frame4 = ttk.Frame(root, padding=10)
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frame4.pack(fill="both", expand=True)
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ttk.Label(frame4, text="查询结果：").pack(anchor="w")
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result_text = tk.Text(frame4, width=70, height=10, font=("宋体", 12))
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scrollbar = ttk.Scrollbar(frame4, orient="vertical", command=result_text.yview)
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result_text.configure(yscrollcommand=scrollbar.set)
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result_text.pack(side="left", fill="both", expand=True)
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scrollbar.pack(side="right", fill="y")
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root.mainloop()
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if __name__ == "__main__":
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create_gui() |
