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[3.8] bpo-14112: Allow beginners to explore shallowness in greater depth ;-) (GH-15465) #15469

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Merged
rhettinger merged 1 commit into from
Aug 24, 2019
Merged

[3.8] bpo-14112: Allow beginners to explore shallowness in greater depth ;-) (GH-15465) #15469

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1 change: 1 addition & 0 deletions Doc/library/copy.rst
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Expand Up @@ -31,6 +31,7 @@ Interface summary:

Raised for module specific errors.

.. _shallow_vs_deep_copy:

The difference between shallow and deep copying is only relevant for compound
objects (objects that contain other objects, like lists or class instances):
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3 changes: 2 additions & 1 deletion Doc/tutorial/introduction.rst
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Expand Up @@ -394,7 +394,8 @@ indexed and sliced::
[9, 16, 25]

All slice operations return a new list containing the requested elements. This
means that the following slice returns a new (shallow) copy of the list::
means that the following slice returns a
:ref:`shallow copy <shallow_vs_deep_copy>` of the list::

>>> squares[:]
[1, 4, 9, 16, 25]
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