profiling: dropping hotshot profiling. --profile as a unique profiling option
hotshot was an experimental module, which is broken for Python < 2.5
And even for Python >= 2.5 users, hotshot usage is discouraged: cProfile
(formerly lsprof) should be used instead.
#!/usr/bin/env python
import errno, os, sys
for f in sys.argv[1:]:
try:
print f, '->', os.readlink(f)
except OSError, err:
if err.errno != errno.EINVAL: raise
print f, 'not a symlink'
sys.exit(0)