Question

How to add two dictionaries to new dictionary in Python

Answer 1

language1 = {'python': 13, 'php': 50, 'java': 6}
language2 = {'c++': 2, 'c#': 87, 'javascript': 52}

new_dic = dict(language1)
new_dic.update(language2)

print(new_dic)


'''
run:

{'python': 13, 'php': 50, 'java': 6, 'c++': 2, 'javascript': 52, 'c#': 87}
 
'''

 

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Answer 2

language1 = {'python': 13, 'php': 50, 'java': 6}
language2 = {'c++': 2, 'c#': 87, 'javascript': 52}

new_dic = language1.copy()
new_dic.update(language2)

print(new_dic)


'''
run:

{'php': 50, 'python': 13, 'javascript': 52, 'c++': 2, 'java': 6, 'c#': 87}
 
'''

 

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Answer 3

language1 = {'python': 13, 'php': 50, 'java': 6}
language2 = {'c++': 2, 'c#': 87, 'javascript': 52}
 
new_dic = {**language1, **language2}

print(new_dic)
 
 
'''
run:
 
{'php': 50, 'c++': 2, 'java': 6, 'python': 13, 'c#': 87, 'javascript': 52}
  
'''

 

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Answer 4

from itertools import chain

language1 = {'python': 13, 'php': 50, 'java': 6}
language2 = {'c++': 2, 'c#': 87, 'javascript': 52}

new_dic = dict(chain(language1.items(), language2.items()))

print(new_dic)


'''
run:

{'javascript': 52, 'php': 50, 'c++': 2, 'python': 13, 'java': 6, 'c#': 87}
  
'''

 

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Answer 5

language1 = {'python': 13, 'php': 50, 'java': 6}
language2 = {'c++': 2, 'c#': 87, 'javascript': 52}

new_dic = dict(list(language1.items()) + list(language2.items()))

print(new_dic)


'''
run:

{'php': 50, 'java': 6, 'python': 13, 'c++': 2, 'javascript': 52, 'c#': 87}
  
'''

 

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