setup.py not executable: change instructions at beginning of file

setup.py

@@ -1,78 +1,78
 #!/usr/bin/env python
 #
 # This is the mercurial setup script.
 #
-# './setup.py install', or
-# './setup.py --help' for more options
+# 'python setup.py install', or
+# 'python setup.py --help' for more options
 
 import sys
 if not hasattr(sys, 'version_info') or sys.version_info < (2, 3, 0, 'final'):
     raise SystemExit, "Mercurial requires python 2.3 or later."
 
 import os
 from distutils.core import setup, Extension
 from distutils.command.install_data import install_data
 
 import mercurial.version
 import mercurial.demandimport
 mercurial.demandimport.enable = lambda: None
 
 extra = {}
 
 # py2exe needs to be installed to work
 try:
     import py2exe
 
     # Help py2exe to find win32com.shell
     try:
         import modulefinder
         import win32com
         for p in win32com.__path__[1:]: # Take the path to win32comext
             modulefinder.AddPackagePath("win32com", p)
         pn = "win32com.shell"
         __import__(pn)
         m = sys.modules[pn]
         for p in m.__path__[1:]:
             modulefinder.AddPackagePath(pn, p)
     except ImportError:
         pass
 
     extra['console'] = ['hg']
 
 except ImportError:
     pass
 
 # specify version string, otherwise 'hg identify' will be used:
 version = ''
 
 class install_package_data(install_data):
     def finalize_options(self):
         self.set_undefined_options('install',
                                    ('install_lib', 'install_dir'))
         install_data.finalize_options(self)
 
 mercurial.version.remember_version(version)
 cmdclass = {'install_data': install_package_data}
 
 setup(name='mercurial',
       version=mercurial.version.get_version(),
       author='Matt Mackall',
       author_email='[e-mail]',
       url='http://selenic.com/mercurial',
       description='Scalable distributed SCM',
       license='GNU GPL',
       packages=['mercurial', 'mercurial.hgweb', 'hgext', 'hgext.convert'],
       ext_modules=[Extension('mercurial.mpatch', ['mercurial/mpatch.c']),
                    Extension('mercurial.bdiff', ['mercurial/bdiff.c']),
                    Extension('mercurial.base85', ['mercurial/base85.c'])],
       data_files=[(os.path.join('mercurial', root),
                    [os.path.join(root, file_) for file_ in files])
                   for root, dirs, files in os.walk('templates')],
       cmdclass=cmdclass,
       scripts=['hg', 'hgmerge'],
       options=dict(py2exe=dict(packages=['hgext']),
                    bdist_mpkg=dict(zipdist=True,
                                    license='COPYING',
                                    readme='contrib/macosx/Readme.html',
                                    welcome='contrib/macosx/Welcome.html')),
       **extra)