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From: "Prasad, Ramit" <ramit.prasad@jpmorgan.com>
To: "python-list@python.org" <python-list@python.org>
Subject: RE: How to print something only if it exists?
Thread-Topic: How to print something only if it exists?
Thread-Index: AQHNjFoqx2N+Mknpa0O9RK2rpfTRFJeIlnxw
Date: Thu, 13 Sep 2012 17:48:06 +0000
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Xref: csiph.com comp.lang.python:29060

tinnews@isbd=2Eco=2Euk wrote:=0D=0A> I want to print a series of list eleme=
nts some of which may not exist,=0D=0A> e=2Eg=2E I have a line:-=0D=0A> =0D=
=0A>      print day, fld[1], balance, fld[2]=0D=0A> =0D=0A> fld[2] doesn't =
always exist (fld is the result of a split) so the=0D=0A> print fails when =
it isn't set=2E=0D=0A> =0D=0A> I know I could simply use an if but ultimate=
ly there may be more=0D=0A> elements of fld in the print and the print may =
well become more=0D=0A> complex (most like will be formatted for example)=
=2E  Thus it would be=0D=0A> good if there was some way to say "print this =
if it exists"=2E=0D=0A=0D=0AYou can use an inline if-else statement=2E=0D=
=0A=0D=0Aprint day, fld[1], balance, fld[2] if len(fld) >=3D 3 else ''=0D=
=0A=0D=0A=0D=0ARamit=0D=0A--=0D=0A=0D=0AThis email is confidential and subj=
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e purchase or sale of=0D=0Asecurities, accuracy and completeness of informa=
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laimers,=0D=0Aavailable at http://www=2Ejpmorgan=2Ecom/pages/disclosures/em=
ail=2E