From: aahz at netcom.com (Aahz Maruch)
Date: Fri, 14 May 1999 17:55:54 GMT
Subject: while (a=b()) ...
References: <01e701be9be9$15dad220$8d84b2d8@linwin.token.hapenney.com> <wk7lqfuwgs.fsf@turangalila.harmonixmusic.com> <373B53E3.D43BA334@compaq.com>
Message-ID: <aahzFBqHt6.1Er@netcom.com>
X-UID: 1844                                                 

In article <373B53E3.D43BA334 at compaq.com>,
Greg Ewing  <greg.ewing at compaq.com> wrote:
>
>  while:
>    line = f.readline()
>  gives line <> "":
>    frobulate(line)

What does this give you that

  for line in f.readline()
    frobulate(line)

does not?  (Assuming the necessary semantic changes to permit this to
work *well*.)
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