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Lists
List are an ordered collection of elements. A python list can contain different type of elements within the same list.
Lists are created with
<mylist> = []
Access
To access the last elements into a list use negative indexes: <mylist>[-1]
access the last element ans so forth.
Add
To add element to a list use:
<mylist>.append(<new element>);
If a list is appended to another list the appended list become a sub-list of the original one.
To add a list at the end of another use (in this case if the
<mylist>.extend(<new element>);
Remove
To remove all elements from a list:
<mylist>.clear()
To reemove element by index
<mylist>.pop(<index>)
that returns the removed element
To remove element by value
<mylist>.remove(<element>)
To remove by deleting
del <mylist>[<index>];
also slices of items can be deleted
del <mylist>[<start>:<stop>];
and it is possible to use a step inside a slice
del <mylist>[<start>:<step>:<stop>];
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