On Feb 19, 12:24 am, Steve Holden <st...@holdenweb.com> wrote: > Rudi Goldman wrote: > > Hi, > > Go easy on me as I am a new to Python and am trying to solve a practical > > problem that is driving me bananas. > > Basically I have 2 text files, a source and a target. I want to be able > > to delete all of the lines in the target file which contain text from > > any line in the source file. > > i.e. > > Source: Target: > > 111 xxx 111 yyy > > 222 xxx 333 sss > > 333 jjj 444 sss > > > After executing this code the target file should only consist of the > > line: jjj 444 sss > > Any help on this one would be greatly appreciated. > > Is this homework? > > How far have you got with your design? > > regards > Steve > -- > Steve Holden +1 571 484 6266 +1 800 494 3119 > Holden Web LLC http://www.holdenweb.com/
Who needs python for this... cwi...@cwitts-mint ~ $ cat src.txt [111,222,333] cwi...@cwitts-mint ~ $ cat tgt.txt xxx 111 yyy xxx 333 sss jjj 444 sss cwi...@cwitts-mint ~ $ grep -v -f src.txt tgt.txt jjj 444 sss -- http://mail.python.org/mailman/listinfo/python-list