/Python/How to merge two dictionaries in python

How to merge two dictionaries in python

Python merge dictionaries

dict1 = {'color': 'blue', 'shape': 'square'}
dict2 = {'color': 'red', 'edges': 4}

dict1.update(dict2) #if a key exists in both, it takes the value of the second dict
# dict1 = {'color': 'red', 'shape': 'square', 'edges': 4}
# dict2 is left unchanged

Python join dict

dict.update([other])

Source: thispointer.com

Python merge dictionaries

# Python >= 3.5:
def merge_dictionaries(a, b):
   return {**a, **b}
  
# else:
def merge_dictionaries(a, b):
    c = a.copy()   # make a copy of a 
    c.update(b)    # modify keys and values of a with the b ones
    return c

a = { 'x': 1, 'y': 2}
b = { 'y': 3, 'z': 4}
print(merge_dictionaries(a, b)) 		# {'y': 3, 'x': 1, 'z': 4}

How to merge two dictionaries in python

>>> x = {'a': 1, 'b': 2}
>>> y = {'b': 10, 'c': 11}
>>> z = {**x, **y} #In Python 3.5 or greater only
>>> print(z)
{'a': 1, 'b': 10, 'c': 11}

Merge multile dict

dict1 = {"a":1, "b":2}
dict2 = {"x":3, "y":4}
merged = {**dict1, **dict2}
print(merged) # {'a': 1, 'b': 2, 'x': 3, 'y': 4}

Merge dictionaries in python

dict_1 = {'John': 15, 'Rick': 10, 'Misa' : 12 }
dict_2 = {'Bonnie': 18,'Rick': 20,'Matt' : 16 }
dict_1.update(dict_2)
print('Updated dictionary:')
print(dict_1)

Source: favtutor.com

Similar codes

4 votes325 views1 answer
Pandas check if value in column is in a list
Python
0 vote320 views1 answer
Remove base from terminal anaconda
Python
1 vote342 views1 answer
Python increase one item in list
Python
1 vote352 views1 answer
Convert mp3 to wav python
Python
85 votes322 views6 answers
How to activate virtual environment in python
Python
0 vote334 views1 answer
Pandas sequential numbering within group
Python
1 vote346 views1 answer
Django change value and save model object
Python
2 votes318 views1 answer
Range python iterate by 2
Python
3 votes317 views3 answers
Virtualenv -p python3
Python
0 vote299 views1 answer
Python print top 5 results of array
Python