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author | Raymond Hettinger <python@rcn.com> | 2002-05-12 03:09:25 (GMT) |
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committer | Raymond Hettinger <python@rcn.com> | 2002-05-12 03:09:25 (GMT) |
commit | 94153096f5bb3dd19989d83ffbc38f140828ae3a (patch) | |
tree | 1e9cf3e8c458b02387d1b65eb234ace6818497ba /Doc/ref/ref3.tex | |
parent | 59518b04d5db9905a847b879fc164f92dbb458ea (diff) | |
download | cpython-94153096f5bb3dd19989d83ffbc38f140828ae3a.zip cpython-94153096f5bb3dd19989d83ffbc38f140828ae3a.tar.gz cpython-94153096f5bb3dd19989d83ffbc38f140828ae3a.tar.bz2 |
Closes SF patch: 552468.
Type class unification invalidated the statement: x.__getitem__[i] is not equivalent to x[i].
Diffstat (limited to 'Doc/ref/ref3.tex')
-rw-r--r-- | Doc/ref/ref3.tex | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/Doc/ref/ref3.tex b/Doc/ref/ref3.tex index 3e5b2c3..f1fecf0 100644 --- a/Doc/ref/ref3.tex +++ b/Doc/ref/ref3.tex @@ -897,10 +897,8 @@ syntax (such as arithmetic operations or subscripting and slicing) by defining methods with special names. For instance, if a class defines a method named \method{__getitem__()}, and \code{x} is an instance of this class, then \code{x[i]} is equivalent to -\code{x.__getitem__(i)}. (The reverse is not true --- if \code{x} is -a list object, \code{x.__getitem__(i)} is not equivalent to -\code{x[i]}.) Except where mentioned, attempts to execute an -operation raise an exception when no appropriate method is defined. +\code{x.__getitem__(i)}. Except where mentioned, attempts to execute +an operation raise an exception when no appropriate method is defined. \withsubitem{(mapping object method)}{\ttindex{__getitem__()}} When implementing a class that emulates any built-in type, it is |