python点击button创建对话框读取文件。

from tkinter import *

import tkinter as tk

from tkinter import filedialog

from demo import *

# 通过对话框获取文件路径

 

def getPathByDialog():

    root = tk.Tk()

    root.withdraw()

 

    #Folderpath = filedialog.askdirectory() #获得选择好的文件夹

    Folderpath = filedialog.askopenfilename() #获得选择好的文件

 

    print('Folderpath:', Folderpath)

    parser = argparse.ArgumentParser(

        description='''Lightweight human pose estimation python demo.

                       This is just for quick results preview.

                       Please, consider c++ demo for the best performance.''')

    parser.add_argument('--checkpoint-path', type=str, default='checkpoint_iter_370000.pth', help='path to the checkpoint')

    parser.add_argument('--height-size', type=int, default=256, help='network input layer height size')

    parser.add_argument('--video', type=str, default=Folderpath, help='path to video file or camera id')

    parser.add_argument('--images', nargs='+', default='2.png', help='path to input image(s)')

    parser.add_argument('--cpu', action='store_true', help='run network inference on cpu')

    parser.add_argument('--track', type=int, default=1, help='track pose id in video')

    parser.add_argument('--smooth', type=int, default=1, help='smooth pose keypoints')

    args = parser.parse_args()

    if args.video == '' and args.images == '':

        raise ValueError('Either --video or --image has to be provided')

    net = PoseEstimationWithMobileNet()

    checkpoint = torch.load(args.checkpoint_path, map_location='cpu')

    load_state(net, checkpoint)

    #frame_provider = ImageReader(args.images)

    if args.video != '':

        frame_provider = VideoReader(args.video)

    else:

        args.track = 0

    run_demo(net, frame_provider, args.height_size, args.cpu, args.track, args.smooth)

    #print('Filepath:',Filepath)

root =Tk()

root.title('登录')

root.geometry('400x200')

root.config(bg='#ffcc00')

 

Label(root,text='用户名',width=6).place(x=1,y=1)

Entry(root,width=20).place(x=45,y=1)

Label(root,text='密码',width=6).place(x=1,y=20)

Entry(root,width=20,show='*').place(x=45,y=20)

Button(root,text='登录',width=8).place(x=40,y=40)

Button(root,text='取消',width=8).place(x=110,y=40)

Button(root, text='Button', command=lambda :getPathByDialog()).place(x=110,y=60)

root.mainloop()