Cacher is the code snippet organizer for pro developers

import multiprocessing
import os
import tempfile
import time
from multiprocessing import Process
from tkinter import *
from os import path, listdir
import tkinter.messagebox
from runpy import run_path
import sys
import psutil

# 遇到的问题，当页面中调用执行py时，如果py运行程序长久则会导致页面卡主
# \App\ --> display() -->if do() --> display() -->if do()  单进程问题
# 解决 给if do()重新启动一个进程


# 界面展示
def view_show():
    app = Tk()
    app.geometry('750x650')
    app.config(bg='white')
    app.title('运行py脚本')
    text=StringVar(value='请输入一个包含py程序路径')
    Entry(app,name='url_entry',bg='#EAEAEA',state='normal',textvariable=text).grid(row = 0,column=0,sticky = W)
    Button(app,name='url_btn',text='获取py程序',command=get_py_program).grid(row = 0,column=1,sticky = W)
    Text(app,name='text_py',width=80,height=20).grid(row=1,column=0,sticky=W)
    Button(app,name='start',text="开启",command=run).grid(row=3,column=0,sticky=W)
    Button(app,name='stop',text="停止",command=stop).grid(row=3,column=1,sticky=W)
    Text(app, name='result_py', width=80, height=20).grid(row=2, column=0, sticky=W)
    return app

# 解析路径并获取py程序
def get_py_program():
    entry = app.children['url_entry'] # /Volumes/mac资料/Python-env/env-python/lib/python3.7
    url=entry.get()
    if path.exists(url):
        list=listdir(url)
        for li in list:
            suffix=path.splitext(li)[1]
            if suffix=='.py' :
                ss.add(path.join(url,li))

    else:
        tkinter.messagebox.showerror("❌","路径并不存在！！")


    text=app.children['text_py']
    if ss:
        for s in ss:
            text.insert('end',s)
            text.insert(tkinter.INSERT,'\n')


# 运行
def run():
    if ss:
        savedStdout = sys.stdout  # 保存标准输出流

        # with open('/Volumes/mac资料/Python-env/env-python/Projects/hello.txt', 'w+') as file:
        # file=tempfile.TemporaryFile(mode='w+', suffix='temp', prefix='标准输出_临时文件',
        #                               dir='/Volumes/mac资料/Python-env/env-python/Projects/')

        file = tempfile.mkstemp(prefix='标准输出_临时文件', text=True,
                                dir='/Volumes/mac资料/Python-env/env-python/Projects/')

        with open(file[1],'r+') as f:
            sys.stdout = f  # 标准输出重定向至文件
            watcher()
            i=1
            for s in ss:
                p = Process(name='print'+str(i), target=lambda: run_path(s,
                                                                  run_name='__main__'))
                i=i+1
                p.start()
            sys.stdout = savedStdout  # 恢复标准输出流

        global tempurl
        tempurl=file[1]

        # print(multiprocessing.active_children())
        # print(os.getpid())
        # print('子进程',psutil.Process(os.getpid()).children)


# 停止
def stop():
    for p in multiprocessing.active_children():
        if p.name=="print":
            p.terminate()



def watcher():
    global tempurl
    childrens=multiprocessing.active_children()
    if childrens:
        print(childrens)
    if not len(childrens):  # 所有进程都已执行完
        if tempurl:
            print(tempurl)
            with open(tempurl, 'r+') as file:
                file.seek(os.SEEK_SET)
                process_result = file.read()

                result_text = app.children['result_py']
                if process_result:
                    result_text.insert('end', process_result)
                    result_text.insert(tkinter.INSERT, '\n')
                os.remove(tempurl)
                tempurl=None



    app.after(1000,watcher)

def temp():
    global tempurl
    tempurl=None

if __name__=='__main__':
    ss = set()
    tempurl=None
    app=view_show()
    # app.after(0,watcher)
    app.mainloop()