add a key value pair to a dictionary python code example

Example 1: python dictionary add key-value pair

dict = {'key1':'value_one', 'key2':'value_two'}  
dict['key3'] = 'value_three'

Example 2: python how to add a new key to a dictionary

# 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}

Example 3: add key to dictionary python

d = {'key': 'value'}
print(d)
# {'key': 'value'}
d['mynewkey'] = 'mynewvalue'
print(d)
# {'key': 'value', 'mynewkey': 'mynewvalue'}