python copy variable
>>> import copy
>>> a = 0
>>> b = 2
>>> a = copy.copy(b)
>>> b += 1
>>> a
2
>>> b
3python copy variable
>>> import copy
>>> a = 0
>>> b = 2
>>> a = copy.copy(b)
>>> b += 1
>>> a
2
>>> b
3copy 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 constructorCopyright © 2021 Codeinu
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