import sys
for line in sys.stdin:
unknown_args = line.split()
d = {}; opt = None
for arg in unknown_args:
if arg.startswith('--'): # O
opt = arg
d[opt] = []
else: # V
d[opt].append(arg)
with_vals = dict((k, v) for k, v in d.items() if v)
without_vals = [k for k, v in d.items() if not v]
print("%s:\t%s %s" % (line.rstrip(), with_vals, without_vals))
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