how to convert text file to dict in python code example

Example 1: make dictionary from text file python

d = {}
with open("file.txt") as f:
    for line in f:
       (key, val) = line.split()
       d[int(key)] = val

Example 2: how to write and read dictionary to a file in python

# Writing dictionary as json
import json
d = {'guitar':'Jerry', 'drums':'Mickey' }
json.dump(d, open('1.json', 'w'))