On Wed, 07 May 2008 23:46:33 +0000, Ivan Illarionov wrote: > On Wed, 07 May 2008 23:29:27 +0000, Yves Dorfsman wrote: > >> Is there a way to do: >> x = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10] >> x[0,2:6] >> >> That would return: >> [0, 3, 4, 5, 6] > > IMHO this notation is confusing. > > What's wrong with: > [0]+x[2:6] > >> I am surprised this notation is not supported, it seems intuitive. A >> concrete example of the sort of thing I want to do: >> >> p = file('/etc/passwd').readlines() >> q = [ e.strip().split(':')[0,2:] for e in p ] >> >> (getting rid of the password / x field) > > This works and is clearer: > [[0] + e.strip().split(':')[2:] for e in open('/etc/passwd')]
or maybe you wanted to do this: >>> [e.split(':')[0] for e in open('/etc/passwd')] ['root', 'daemon', 'bin', 'sys', 'sync', ...] What are you trying to get from /etc/passwd? -- Ivan -- http://mail.python.org/mailman/listinfo/python-list