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#!/usr/bin/python
import sys
import re
import os.path
def update_requires(dir, deps):
lines = map(lambda x: x.strip(),
open(os.path.join(dir, 'info.txt')).readlines())
if '<requires>' in lines:
start = lines.index('<requires>')
while lines.pop(start) != '</requires>':
pass
lines.append('')
lines.append('<requires>')
for dep in deps:
lines.append(dep)
lines.append('</requires>')
lines.append('')
lines = "\n".join(lines).replace("\n\n\n", "\n\n")
output = open(os.path.join(dir, 'info.txt'), 'w')
output.write(lines)
output.close()
def main():
for line in sys.stdin.readlines():
(dirname, deps) = line.split(':')
deps = deps.strip().split(' ')
update_requires(dirname, deps)
if __name__ == '__main__':
sys.exit(main())
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