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| -rw-r--r-- | Doc/ref/ref3.tex | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Doc/ref/ref3.tex b/Doc/ref/ref3.tex index b8256c3..cd75d0c 100644 --- a/Doc/ref/ref3.tex +++ b/Doc/ref/ref3.tex @@ -130,6 +130,15 @@ Its truth value is false. \ttindex{None} \obindex{None@{\texttt{None}}} +\item[NotImplemented] +This type has a single value. There is a single object with this value. +This object is accessed through the built-in name \code{NotImplemented}. +Binary number methods may return this value if they do not implement the +operation for the types of operands provided. The interpreter will then +try the reverse operation. Its truth value is true. +\ttindex{NotImplemented} +\obindex{NotImplemented@{\texttt{NotImplemented}}} + \item[Ellipsis] This type has a single value. There is a single object with this value. This object is accessed through the built-in name \code{Ellipsis}. |