from tkinter.filedialog import askdirectory
from tkinter import Tk
import os
import subprocess
import hashlib
from pathlib import Path

sevenzip = r"C:\Program Files\7-Zip\7z.exe"

# We don't want the GUI window of
# tkinter to be appearing on our screen
Tk().withdraw()

# Dialog box for selecting a folder.
file_path = askdirectory(title="Select a folder")

# Listing out all the files
# inside our root folder.
list_of_files = os.walk(file_path)

for root, folders, files in list_of_files:

    for file in files:
        file_path = Path(os.path.join(root, file))
        name, _ = os.path.splitext(file_path)
        zipped_filename = f"{name}.7z"
        if not os.path.isfile(zipped_filename):
            try:
                subprocess.run([sevenzip, 'a', zipped_filename, file_path], check=True)
            except:
                input("")
                exit()