From d09ed68aeb015d97dfa03b9e3489a9c190f3a760 Mon Sep 17 00:00:00 2001 From: Jeremy Hylton Date: Mon, 1 Apr 2002 21:15:14 +0000 Subject: Note that it is illegal to delete a cell variable. Note that deleteing an unbound local will raise a NameError. --- Doc/ref/ref6.tex | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/Doc/ref/ref6.tex b/Doc/ref/ref6.tex index 7710472..0ce94be 100644 --- a/Doc/ref/ref6.tex +++ b/Doc/ref/ref6.tex @@ -338,12 +338,16 @@ hints. Deletion of a target list recursively deletes each target, from left to right. -Deletion of a name removes the binding of that name (which must exist) +Deletion of a name removes the binding of that name from the local or global namespace, depending on whether the name -occurs in a \keyword{global} statement in the same code block. +occurs in a \keyword{global} statement in the same code block. If the +name is unbound, a \exception{NameError} exception will be raised. \stindex{global} \indexii{unbinding}{name} +It is illegal to delete a name from the local namespace if it occurs +as a free variable\indexii{free}{varaible} in a nested block. + Deletion of attribute references, subscriptions and slicings is passed to the primary object involved; deletion of a slicing is in general equivalent to assignment of an empty slice of the -- cgit v0.12