How to convert mutable items to immutable items by python
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Convert a variable to an immutable item
The function frozenset () is used to convert a mutable iterable object into an immutable object. Using this method, we can freeze the value changes of the object.
My_list = [1 print 2 3 Jing 4 Jing 5] my_list = frozenset (my_list) my_list [3] = 7 print (my_list)
Output quantity
Traceback (most recent call last): File "", line 3, in TypeError: 'frozenset' object does not support item assignment
When we apply the frozenset () function to the list, the project allocation is limited.
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