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Script to merge hg shamaps
import sys
revmap2 = {}
with open(sys.argv[2]) as fMap2:
for line in fMap2:
a, b = line.rstrip('\n').split(' ')
revmap2[a] = b
with open(sys.argv[1]) as fMap1:
for line in fMap1:
a, b = line.rstrip('\n').split(' ')
print '%s %s' % (a, revmap2[b])
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