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

Turn data['Names']['first'] in a list and append to it:

data['Names'] = {}
data['Names']['first'] = []

def store(data, value):
    data['Names']['first'].append(value)