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Introduce copy by slicing, used in later chapters.

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Georg Brandl 2010-03-21 09:17:41 +00:00
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Doc/tutorial/introduction.rst
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@ -523,6 +523,12 @@ concatenated and so on::
>>> 3*a[:3] + ['Boo!']
['spam', 'eggs', 100, 'spam', 'eggs', 100, 'spam', 'eggs', 100, 'Boo!']
All slice operations return a new list containing the requested elements. This
means that the following slice returns a shallow copy of the list *a*::
>>> a[:]
['spam', 'eggs', 100, 1234]
Unlike strings, which are *immutable*, it is possible to change individual
elements of a list::