Python dictionary comprehension

Dict comprehension python

# dict comprehension we use same logic, with a difference of key:value pair
# {key:value for i in list}

fruits = ["apple", "banana", "cherry"]
print({f: len(f) for f in fruits})

#output
{'apple': 5, 'banana': 6, 'cherry': 6}

Python dictionary comprehension

dict1 = {'a': 1, 'b': 2, 'c': 3, 'd': 4, 'e': 5}
# Double each value in the dictionary
double_dict1 = {k:v*2 for (k,v) in dict1.items()}
# double_dict1 = {'e': 10, 'a': 2, 'c': 6, 'b': 4, 'd': 8} <-- new dict

Source: datacamp.com

Python set and dictionary comprehensions

simple_dict = {
    'a': 1,
    'b': 2
}
my_dict = {key: value**2 for key,value in simple_dict.items()}
print(my_dict)
#result = {'a': 1, 'b': 4}

Python dictionary comprehensions

names = ['Bruce', 'Clark', 'Peter', 'Logan', 'Wade']
heros = ['Batman', 'Superman', 'Spiderman', 'Wolverine', 'Deadpool']

my_dict= {name: hero for name, hero in zip(name,hero)}

Source: datacamp.com

Python dict comprehension

>>> {x: x**2 for x in (2, 4, 6)}
{2: 4, 4: 16, 6: 36}

Source: docs.python.org

Dict comprehensions

>>> print {i : chr(65+i) for i in range(4)}
{0 : 'A', 1 : 'B', 2 : 'C', 3 : 'D'}

Source: python.org

Similar codes

0 vote189 views1 answer
Python googledriver download
Python
0 vote192 views2 answers
Fetching data from multiple tables using related name in django
Python Django
10 votes137 views5 answers
Docker mount volume
Python
14 votes120 views6 answers
Python jupyter notebook
Python
0 vote138 views1 answer
Hex string to hex number
Python
0 vote127 views1 answer
From decimal to binary python without using any libraries
Python
0 vote144 views1 answer
Python datetime floor to hour
Python
3 votes181 views1 answer
Access the value in settings django
Python Django
0 vote131 views1 answer
Print e
Python
0 vote130 views1 answer
Python program to count all characters in a sentence
Python