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authorRaymond Hettinger <python@rcn.com>2004-04-23 17:11:47 (GMT)
committerRaymond Hettinger <python@rcn.com>2004-04-23 17:11:47 (GMT)
commit46a16f297f0249bbb0c446a80bf2ae927f971e97 (patch)
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SF bug #940579: section 5.10: 'not' returns boolean, not int
Diffstat (limited to 'Doc')
-rw-r--r--Doc/ref/ref5.tex8
1 files changed, 4 insertions, 4 deletions
diff --git a/Doc/ref/ref5.tex b/Doc/ref/ref5.tex
index 8d2c27e..cb181d5 100644
--- a/Doc/ref/ref5.tex
+++ b/Doc/ref/ref5.tex
@@ -977,8 +977,8 @@ as false: \code{None}, numeric zero of all types, empty sequences
(strings, tuples and lists), and empty mappings (dictionaries). All
other values are interpreted as true.
-The operator \keyword{not} yields \code{1} if its argument is false,
-\code{0} otherwise.
+The operator \keyword{not} yields \code{True} if its argument is false,
+\code{False} otherwise.
\opindex{not}
The expression \code{\var{x} and \var{y}} first evaluates \var{x}; if
@@ -992,13 +992,13 @@ evaluated and the resulting value is returned.
\opindex{or}
(Note that neither \keyword{and} nor \keyword{or} restrict the value
-and type they return to \code{0} and \code{1}, but rather return the
+and type they return to \code{False} and \code{True}, but rather return the
last evaluated argument.
This is sometimes useful, e.g., if \code{s} is a string that should be
replaced by a default value if it is empty, the expression
\code{s or 'foo'} yields the desired value. Because \keyword{not} has to
invent a value anyway, it does not bother to return a value of the
-same type as its argument, so e.g., \code{not 'foo'} yields \code{0},
+same type as its argument, so e.g., \code{not 'foo'} yields \code{False},
not \code{''}.)
\section{Lambdas\label{lambdas}}