"Fredrik Lundh" <fredrik@pythonware.com> wrote in message news:d4i6hg$q88$1@sea.gmane.org...
Guido van Rossum wrote:
At the same time, having to use it as follows:
for f in with_file(filename): < for line in f: print process(line)
is really ugly, so we need new syntax, which also helps with keeping 'for' semantically backwards compatible. So let's use 'with', and then the using code becomes again this:
with f = with_file(filename): for line in f: print process(line)
or
with with_file(filename) as f:
with <target> as <value>: would parallel the for-statement header and read smoother to me. for <target> as <value>: would not need new keyword, but would require close reading to distinguish 'as' from 'in'. Terry J. Reedy