At 05:40 PM 3/4/2008 +0300, Oleg Broytmann wrote: >On Wed, Mar 05, 2008 at 12:14:04AM +1000, Nick Coghlan wrote: > > As a more helpful answer, the ZIP spec allows additional data to be > > included in the file before the ZIP header. A more common way of using > > this is to add a zip file on to the end of an ELF executable while still > > using normal zipfile utilities to read the data in the zip file section > > and ignore the executable part. > > > > It turns out you can actually use the same trick to prepend a shebang > > line like "/usr/bin/env python" and a newline character > > That's what I thought, too. > > > - the whole zip > > file is still a binary file, but that doesn't prevent the shell from > > reading that first line of text and handing the file over to Python for > > execution. > > Unix doesn't distinguish text and binary files. (-: > > > The fact that this actually works was also news to me when the issue I > > linked in my previous post was first brought to my attention :) > > So it really works? Amazing!
Setuptools has been distributed this way for some time: http://pypi.python.org/pypi/setuptools#cygwin-mac-os-x-linux-other It actually contains an entire shell script prefix that launches Python and invokes an entry point inside the egg. With the new interpreter capability, this would've been a *lot* simpler to implement. _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
