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  r74737 | georg.brandl | 2009-09-09 18:49:13 +0200 (Mi, 09 Sep 2009) | 1 line

  Properly document copy and deepcopy as functions.
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Georg Brandl 2009-09-09 16:51:05 +00:00
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Doc/library/copy.rst
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@ -4,21 +4,25 @@
.. module:: copy
:synopsis: Shallow and deep copy operations.
.. index::
single: copy() (in copy)
single: deepcopy() (in copy)
This module provides generic (shallow and deep) copying operations.
Interface summary::
import copy
Interface summary:
x = copy.copy(y) # make a shallow copy of y
x = copy.deepcopy(y) # make a deep copy of y
.. function:: copy(x)
Return a shallow copy of *x*.
.. function:: deepcopy(x)
Return a deep copy of *x*.
.. exception:: error
Raised for module specific errors.
For module specific errors, :exc:`copy.error` is raised.
The difference between shallow and deep copying is only relevant for compound
objects (objects that contain other objects, like lists or class instances):