syntax glitch with +=
David Eppstein
eppstein at ics.uci.edu
Thu Feb 20 18:42:58 EST 2003
In article <3e555d68$0$49099$e4fe514c at news.xs4all.nl>,
Irmen de Jong <irmen at -NOSPAM-REMOVE-THIS-xs4all.nl> wrote:
> You're getting
> UnboundLocalError: local variable 'l' referenced before assignment
> right? This error has nothing to do with a presumed difference
> between extend and +=, in this case.
The existence of the error is what I was referring to, yes.
Once you add the global statement, of course it works, but the context
in which I ran across this, the variable was in a nested non-global
scope.
--
David Eppstein UC Irvine Dept. of Information & Computer Science
eppstein at ics.uci.edu http://www.ics.uci.edu/~eppstein/
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