On Tue, Mar 22, 2011 at 12:49 PM, Noufal Ibrahim <nou...@gmail.com> wrote: > On Tue, Mar 22 2011, briji...@gmail.com wrote: > >> Hi All, >> How can I print last five lines of a file using python. The file may >> contain thousands of lines each line may differ in length. > > [...] > > You'd have to use some kind of heuristic (a.k.a. dirty hack). Stat the > file to find it's size and use an "average" length of line to go a few > lines back. Then count the number of newlines from there to the end. If > it's 4, then you have your 5 lines. Otherwise, seek back a little more > and repeat.
Negative file.seek does not work on Text files [1] [1] http://mail.python.org/pipermail/python-bugs-list/2008-August/057225.html _______________________________________________ BangPypers mailing list BangPypers@python.org http://mail.python.org/mailman/listinfo/bangpypers
