Use chmod 0770 and g+s instead of 02770 which does't work on Solaris 8.
#!/usr/bin/env python
#
# Wrapper script around the convert.py hgext extension
# for foreign SCM conversion to mercurial format.
#
import sys
from mercurial import ui, fancyopts
from hgext import convert
# Options extracted from the cmdtable
func, options, help = convert.cmdtable['convert']
# An ui instance
u = ui.ui()
opts = {}
args = []
try:
args = fancyopts.fancyopts(sys.argv[1:], options, opts)
except fancyopts.getopt.GetoptError, inst:
u.warn('Usage:\n%s' % help)
sys.exit(-1)
convert._convert(u, *args, **opts)