add keys dictionary python 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 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}