Question

How to append a new key value pair to a dictionary in Python

Answer 1

dic = {5 : 'python', 8: 'java', 12: 'c', 19: 'c++', 18 : 'c#'}
  
dic.update({'php' : 38}) 

 
print(dic)
  
  
  
'''
run:
  
{5: 'python', 8: 'java', 12: 'c', 19: 'c++', 18: 'c#', 'php': 38}
  
'''

 

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Answer 2

dict = {
    "name": "Tom",
    "age": 47,
    "langauge": "python", 
    "company":  "microsoft"}
     
     
print(dict)
 
dict.setdefault("state", 'us')

print(dict)
 
   
   
   
'''
run:
   
{'name': 'Tom', 'age': 47, 'langauge': 'python', 'company': 'microsoft'}
{'name': 'Tom', 'age': 47, 'langauge': 'python', 'company': 'microsoft', 'state': 'us'}
  
'''

 

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