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def getInt(i):
d = ''
for c in i:
if not c.isdigit():
return d, c
d = d+c
ss = '\x1b[31;42;4mhello\x1b[0;31;42m \x1b[0;31mworld\x1b[0m'
BEGIN, END, ADD, NUMBER, CHAR, ATTS, STR = range(7)
def tokenize(s):
s = iter(s)
for c in s:
if c != '\x1b':
yield CHAR, c
continue
c = s.next()
if c != '[':
yield CHAR, '\x1b'
yield CHAR, c
continue
yield BEGIN, c
while 1:
d, c = getInt(s)
yield NUMBER, d
if c == 'm':
yield END, c
break
def parser(tokens):
tokens = iter(tokens)
sofar = ''
for tp, token in tokens:
if tp == CHAR:
sofar += token
if tp == BEGIN:
if sofar:
yield STR, sofar
sofar = ''
atts = []
for tp, token in tokens:
if tp == END:
break
atts.append(int(token))
yield ATTS, atts
if sofar:
yield STR, sofar
sofar = ''
def prettylist(l):
res = []
for tp, data in l:
if tp == ATTS:
res.append('COLOR('+', '.join(map(str, data))+')\n')
else:
res.append(repr(data)+'\n')
return ''.join(res)
def prettystring(s):
return prettylist((parser(tokenize(s))))
def _test():
print prettystring(ss)
if __name__ == '__main__':
_test()
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