一个带有 Tkinter 和 Newsapi 的简单新闻应用程序

先决条件：Tkinter

Tkinter 是一个非常著名的Python库，用于为基于 Windows 和 UNIX 的操作系统构建桌面应用程序。这里的想法是生成一个Python代码来使用 Tkinter 构建一个新闻应用程序。你可以很容易地从 newsapi.org 获得一个 API 密钥。

方法

• 导入模块
• 创建带有标题的屏幕
• 添加标签
• 添加按钮
• 为要显示的新闻创建一个文本区域。
• 将按钮绑定到函数，以便在被单击时在文本区域中显示新闻

程序：

输出：

蟒蛇3

from tkinter import *
from tkinter import messagebox
import requests
import json
type = 'sports'
apiKey = 'YOUR_API_KEY_HERE'
BASE_URL = f'http://newsapi.org/v2/top-headlines?country=in&category={type}&apiKey='+apiKey
 
 
class NewsApp:
    global apiKey, type
 
    def __init__(self, root):
        self.root = root
        self.root.geometry('1350x700+0+0')
        self.root.title("eNewsPaper")
 
        #====variables========#
        self.newsCatButton = []
        self.newsCat = ["general", "entertainment",
                        "business", "sports", "technology", "health"]
 
        #========title frame===========#
        bg_color = "#404040"
        text_area_bg = "#b8e0c4"
        basic_font_color = "#ccc4c4"
        title = Label(self.root, text="NewsPaper Software", font=("times new roman", 30, "bold"),
                      pady=2, bd=12, relief=GROOVE, bg=bg_color, fg=basic_font_color).pack(fill=X)
 
        F1 = LabelFrame(self.root, text="Category", font=(
            "times new roman", 20, "bold"), bg=bg_color, fg=basic_font_color, bd=10, relief=GROOVE)
        F1.place(x=0, y=80, width=300, relheight=0.88)
 
        for i in range(len(self.newsCat)):
            b = Button(F1, text=self.newsCat[i].upper(
            ), width=20, bd=7, font="arial 15 bold")
            b.grid(row=i, column=0, padx=10, pady=5)
            b.bind('', self.Newsarea)
            self.newsCatButton.append(b)
 
        #=======news frame=======#
        F2 = Frame(self.root, bd=7, relief=GROOVE)
        F2.place(x=320, y=80, relwidth=0.7, relheight=0.8)
        news_title = Label(F2, text="News Area", font=(
            "arial", 20, "bold"), bd=7, relief=GROOVE).pack(fill=X)
        scroll_y = Scrollbar(F2, orient=VERTICAL)
        self.txtarea = Text(F2, yscrollcommand=scroll_y.set, font=(
            "times new roman", 15, "bold"), bg=text_area_bg, fg="#3206b8")
        scroll_y.pack(side=RIGHT, fill=Y)
        scroll_y.config(command=self.txtarea.yview)
        self.txtarea.insert(
            END, "PLEASE SELECT ANY CATEGORY TO SHOW HEADLINES AND PLEASE BE PATIENT IT DEPENDS ON UR INTERNET CONNECTIONS!!!!")
        self.txtarea.pack(fill=BOTH, expand=1)
 
    def Newsarea(self, event):
        type = event.widget.cget('text').lower()
        BASE_URL = f'http://newsapi.org/v2/top-headlines?country=in&category={type}&apiKey='+apiKey
        self.txtarea.delete("1.0", END)
        self.txtarea.insert(END, f"\n Welcome to GFG news paper\n")
        self.txtarea.insert(
            END, "--------------------------------------------------------------------\n")
        try:
            articles = (requests.get(BASE_URL).json())['articles']
            if(articles != 0):
                for i in range(len(articles)):
                    self.txtarea.insert(END, f"{articles[i]['title']}\n")
                    self.txtarea.insert(
                        END, f"{articles[i]['description']}\n\n")
                    self.txtarea.insert(END, f"{articles[i]['content']}\n\n")
                    self.txtarea.insert(
                        END, f"read more...{articles[i]['url']}\n")
                    self.txtarea.insert(
                        END, "--------------------------------------------------------------------\n")
                    self.txtarea.insert(
                        END, "--------------------------------------------------------------------\n")
            else:
                self.txtarea.insert(END, "Sorry no news available")
        except Exception as e:
            messagebox.showerror(
                'ERROR', "Sorry cant connect to internet or some issues with newsapp :'(")
 
 
root = Tk()
obj = NewsApp(root)
root.mainloop()

最终应用