Project 1 - English Dictionary App & Library Book Management System

1A: English Dictionary App

import json

print('Welcome to the Dictionary App')
print('Please select your choice')
print('1. Add a word')
print('2. Find the meaning')
print('3. Update the word')
print('4. Exit')


f = open('words.txt','w')
coll_words = {}
json.dump(coll_words,f)
f.close()

while True:
    n = int(input('Enter the Choice:'))
    if n == 1:
        import json
        f = open('words.txt','w')
        word = input('Enter a word : ')
        meaning = input('Enter its meaning : ')
        coll_words[word] = meaning
        json.dump(coll_words,f)
        f.close()

    elif n == 2:
        import json
        f = open('words.txt','r+')
        dic = json.load(f)
        find = input('Enter the word to find: ')
        if find in coll_words:
            print('The meaning is',coll_words.get(find))
        else:
            print('Sorry the word is not found')
        json.dump(coll_words,f)
        f.close()
    elif n == 3:
        import json
        f = open('words.txt','w')
        word1 = input('Enter the word:')
        update_meaning = input('Enter the updated meaning: ')
        coll_words[word1] = update_meaning
        json.dump(coll_words,f)
        f.close()
    elif n == 4:
        print('Thank you for choosing Dictionary app')
        break
    else:
        print('Please enter the mentioned choice')
        print('1. Add a word')
        print('2. Find the meaning')
        print('3. Update the word')
        print('4. Exit')

Output:

1B: Library Book Management System

This challenge is submited in the ipynb noebook as Project_1b.