Python copy variable

>>> import copy
>>> a = 0
>>> b = 2
>>> a = copy.copy(b)
>>> b += 1
>>> a
2
>>> b
3

Copy constructor python

class Foo:
    def __init__(self, orig=None):
        if orig is None:
            self.non_copy_constructor()
        else:
            self.copy_constructor(orig)
    def non_copy_constructor(self):
        # do the non-copy constructor stuff
    def copy_constructor(self, orig):
        # do the copy constructor

a=Foo()  # this will call the non-copy constructor
b=Foo(a) # this will call the copy constructor

Source: stackoverflow.com

Similar codes

17 votes170 views5 answers
What is python used for
Python
2 votes142 views1 answer
Find the number of nan per column pandas
Python
0 vote133 views1 answer
Python sort array custom comparator
Python
6 votes193 views5 answers
Django logout
Python
2 votes135 views1 answer
Python use tqdm with concurrent futures
Python
1 vote139 views1 answer
Panda Series Function
Python
0 vote145 views1 answer
Python sandbox
Python
18 votes129 views3 answers
Pil image from numpy
Python
5 votes149 views5 answers
Pass python
Python
1 vote121 views1 answer
Pandas get higher value of column
Python