python add key to dict code example

Example 1: add new keys to a dictionary python

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

Example 2: how to set a key of dict in python

# declaring dict
dictionary={'Hello':3,'World!':4}
# creating function
def dict_add(obj,key,value):
  obj[key]=value
  reutrn obj
# using the functiom
dict_add(dictionary,'Python',10)
print (dictionary) # output --> { 'Hello':3 ,'World!':4 , 'Python':10 }

Example 3: python dictionary add key-value pair

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

Example 4: add value to dictionary python

dict[key] = value

Example 5: append dictionary python

>>> d1 = {1: 1, 2: 2}
>>> d2 = {2: 'ha!', 3: 3}
>>> d1.update(d2)
>>> d1
{1: 1, 2: 'ha!', 3: 3}

Example 6: Python dict add item

# This automatically creates a new element where
# Your key = key, The value you want to input = value
dictionary_name[key] = value