Python dictionaries-How to keep the new value from overwriting the previous value?

Question

I want to create a Dictionary called \"First\" (as in First Name) that will store numerous first names which are all stored in the dictionary via a function. The idea is th

Answer 1

Have a look at collections.defaultdict. Then you can do things like:

from collections import defaultdict

data['Names'] = defaultdict(list) # Or pass set instead of list.
data['Names']['first'].append("Bob")
data['Names']['first'].append("Jane")
data['Names']['last'].extend("T", "Mart")