add a blame alias for annotate
The original cvs command was called blame. SVN has both, and other VC systems
typically also have this as an alias. Makes things easier for converts.
#!/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)