import os
import random as rnd
import pickle

Dictionary = {}
if not os.path.exists('gg.pickle'):
    c = 'y'
    while c == 'y':
        eng = input('Enter English word: ')
        rus = input('Enter Russian word: ')
        Dictionary[rus] = eng
        c = input('One more (y or n): ')
    with open('gg.pickle', 'wb') as f:
        pickle.dump(Dictionary, f)
with open('gg.pickle', 'rb') as f:
    Dictionary = pickle.load(f)
try:
    while bool(Dictionary):
        ru_word = rnd.choice(list(Dictionary.keys()))
        inp = input('Translate this: ' + ru_word+'\n')
        if inp =='/q':
            raise KeyboardInterrupt
        if inp == Dictionary[ru_word]:
            del Dictionary[ru_word]
            print('Succesful')
    print('Your English is very Well!\n')
except KeyboardInterrupt:
    print('Okey :(')
with open('gg.pickle', 'rb') as f:
    Dictionary = pickle.load(f)