Deletion of List Elements
- The del statement removes an element or slicefrom a list by position.
- The list method list.remove(item) removes anelement from a list by it value (deletes the first occurance ofitem)
- For example: a = [‘one’, ‘two’, ‘three’]del a[1]for s in a: print(s)b = [‘a’, ‘b’, ‘c’, ‘d’, ‘e’, ‘f’, ‘a’, ‘b’]del b[1:5]print(b)b.remove(‘a’)print(b) # Output:”’onethree[‘a’, ‘f’, ‘a’, ‘b’][‘f’, ‘a’, ‘b’]”’
- Your textbook documents other List Methods in section 10.14.You can also find the more complete documentation of List methodshere in the Python documenation.
Reference Variables
- A reference variable stores the memory addressof an object. It’s
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