Python deepcopy

Python clone object

import copy

new_ob = copy.deepcopy(old_ob)

Python deepcopy

>>> import copy
>>> nums = [1, 2, 3]
>>> data = {'a': 10, 'b': nums}
>>> data
{'a': 10, 'b': [1, 2, 3]}
>>> data_copy = copy.copy(data)
>>> data_deep = copy.deepcopy(data)
>>> data_copy
{'a': 10, 'b': [1, 2, 3]}
>>> data_deep
{'a': 10, 'b': [1, 2, 3]}
>>> data_copy['a'] += 2
>>> nums[1:1] = [254]
>>> data
{'a': 10, 'b': [1, 254, 2, 3]}
>>> data_copy
{'a': 12, 'b': [1, 254, 2, 3]}
>>> data_deep
{'a': 10, 'b': [1, 2, 3]}

Source: pythoner.name

Similar codes

0 vote188 views1 answer
Disable json dumps encode
Python
14 votes197 views6 answers
Dictionary python
Python
8 votes189 views1 answer
Find time of run for python code
Python
5 votes203 views1 answer
Python how move file to directory
Python
0 vote214 views1 answer
Python set split limit
Python
14 votes205 views2 answers
Install python packages in python shell
Python
0 vote212 views1 answer
How do you make plot show with matplotlib ion method
Python
2 votes216 views2 answers
Python check if internet is available
Python
0 vote204 views1 answer
COMBINE TWO 2-D NUMPY ARRAYS WITH NP.VSTACK
Python
-1 vote226 views1 answer
Set label text size tkinter
Python