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| author | Senthil Kumaran <senthil@uthcode.com> | 2012-02-09 10:26:59 (GMT) |
|---|---|---|
| committer | Senthil Kumaran <senthil@uthcode.com> | 2012-02-09 10:26:59 (GMT) |
| commit | 5b14d732d8790a6a19cc8aa410740575ff94c85a (patch) | |
| tree | de55011dd1dd14bda5bcabedfde47762af786116 /Doc/library/copy.rst | |
| parent | 6e13f130a9bde00db9fc17934987ed36da251aa7 (diff) | |
| download | cpython-5b14d732d8790a6a19cc8aa410740575ff94c85a.zip cpython-5b14d732d8790a6a19cc8aa410740575ff94c85a.tar.gz cpython-5b14d732d8790a6a19cc8aa410740575ff94c85a.tar.bz2 | |
Issue #9021 - Introduce copy module better. Doc changes suggested by Terry
Reedy.
Diffstat (limited to 'Doc/library/copy.rst')
| -rw-r--r-- | Doc/library/copy.rst | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Doc/library/copy.rst b/Doc/library/copy.rst index 5ae79aa9..0c68bd9 100644 --- a/Doc/library/copy.rst +++ b/Doc/library/copy.rst @@ -4,7 +4,11 @@ .. module:: copy :synopsis: Shallow and deep copy operations. -This module provides generic (shallow and deep) copying operations. +Assignment statements in Python do not copy objects, they create bindings +between a target and an object. For collections that are mutable or contain +mutable items, a copy is sometimes needed so one can change one copy without +changing the other. This module provides generic shallow and deep copy +operations (explained below). Interface summary: |