Calculates the checksum of a file or all files in a folder (you can edit the algorithm used easily by replacing each hashlib.sha256 with whatever algorithm you like)

checksum.py

import hashlib
import os
while True:
    s = hashlib.sha256()
    path = r'{}'.format(input('Path to file or Folder: \033[7m'))
    print('\033[0m')
    try:
        with open(path, "rb") as f:
            for chunk in iter(lambda: f.read(4096), b""):
                s.update(chunk)
            print('#'*70)
            print(' '*10,end='')
            print('File ' + path.replace('\\\\','\\'))
            print('#'*70)
            print('[+] \033[32m'+s.hexdigest()+'\033[0m')

    except:
        print('#'*70)
        print(' '*10,end='')
        print('Folder ' + path.replace('\\\\','\\'))
        print('#'*70)
        for file in os.listdir(path):
            try:
                with open(path +'\\'+file, "rb") as f:
                    for chunk in iter(lambda: f.read(4096), b""):
                        e=hashlib.sha256()
                        e.update(chunk)
                    print('[+] \033[32m'+e.hexdigest()+'\033[0m',file)
            except Exception as e:
                    print(f'\033[31mError Could Not Process {file}\033[0m ')