N
d = {'key':'value'}
print(d)
# {'key': 'value'}
d['mynewkey'] = 'mynewvalue'
print(d)
# {'mynewkey': 'mynewvalue', 'key': 'value'}
N
# to add key-value pairs to a dictionary:
d1 = {
"1" : 1,
"2" : 2,
"3" : 3
} # Define the dictionary
d1["4"] = 4 # Add key-value pair "4" is key and 4 is value
print(d1) # will return updated dictionary
N
>>> d1 = {1: 1, 2: 2}
>>> d2 = {2: 'ha!', 3: 3}
>>> d1.update(d2)
>>> d1
{1: 1, 2: 'ha!', 3: 3}
N
# Basic syntax:
dictionary['new_key'] = value
# Example:
d = {'a': 1, 'b': 5} # Define dictionary
d['c'] = 37 # Add a new key to the dictionary
print(d)
--> {'a': 1, 'b': 5, 'c': 37}
N
key = "somekey"
a.setdefault(key, [])
a[key].append(2)