initializing an empty dictionary in python with keys code example

Example 1: python create empty dictionary with keys

>>> keys = [1,2,3,5,6,7]
>>> {key: None for key in keys}
{1: None, 2: None, 3: None, 5: None, 6: None, 7: None}

Example 2: python initialize empty dictionary

d = dict()
d = {}