customer_29876 = {"first name": "David", "last name": "Elliott", "address": "4803 Wellesley St."}
print(customer_29876)

customer_29876["city"] = "Toronto"
print(customer_29876)

print(customer_29876["address"])
# empty dict
things_to_remember = {}
# Later, you can fill the dictionary with pairs, adding one at a time:
things_to_remember[0] = "the lowest number"
things_to_remember["a dozen"] = 12

print(things_to_remember)
