Python functools

@cache
def factorial(n):
    return n * factorial(n-1) if n else 1

>>> factorial(10)      # no previously cached result, makes 11 recursive calls
3628800
>>> factorial(5)       # just looks up cached value result
120
>>> factorial(12)      # makes two new recursive calls, the other 10 are cached
479001600

Source: docs.python.org

Similar codes

74 votes135 views6 answers
Python append to dictionary
Python
0 vote176 views1 answer
Isidentifier method in python
Python
2 votes125 views2 answers
Python printing date
Python
0 vote142 views2 answers
Find location of a class in python
Python
0 vote164 views1 answer
Frogenset ito list pandas
Python
2 votes133 views1 answer
How to open a app with python
Python
0 vote113 views1 answer
How to close windows in selenium python without quitting the browser
Python
1 vote128 views1 answer
Python: convert variable as character
Python
1 vote122 views1 answer
Using regex validators in django models
Python
0 vote119 views1 answer
Copy a df to another df
Python