Dictionary comprehension python

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

Dictionary comprehension python

print({i:j for i,j in zip(txt_list,num) if i!="All"})

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

Similar codes

3 votes241 views2 answers
Django get parameters from url
Python
0 vote180 views1 answer
Returns the first row as a Row
Python
0 vote238 views1 answer
Numpy evenly spaced numbers
Python
-4 votes178 views4 answers
Python 3.4 release date
Python
0 vote193 views1 answer
Dataframe time index convert tz naive to tz aware
Python
1 vote179 views1 answer
Combination in python math
Python
0 vote300 views1 answer
Select specific column names from dataframe
Python
0 vote195 views1 answer
Pyqt menubar example
Python
5 votes222 views2 answers
How to say that an input needs to be a number python
Python
0 vote177 views2 answers
Arg parse array argument
Python