def cleanPaths(ps, solutions):
offset = 0
for s, i in zip(solutions, xrange(100000)):
for j in range(s - offset):
ps.erasePath(i)
offset += 1
offset += 1
def cleanPaths(ps, solutions):
offset = 0
for i, s in enumerate(solutions):
for j in range(s - offset):
ps.erasePath(i)
offset += 1
offset += 1