def do_info( self, line ):
"Print short info about a VNF or all of them if none is specified."
vnf_catalog = Catalog().get_db()
for metadata in vnf_catalog.itervalues():
try:
if metadata['name'] == line.strip():
for k, v in metadata.iteritems():
output('%s: %s\n' % (k, v))
break
except KeyError:
pass
else:
for metadata in vnf_catalog.itervalues():
try:
info = metadata.get('description', '').split('\n')[0]
output('%s: %s\n' % (metadata['name'], info))
except KeyError:
pass