from looksay import LookAndSay
ls = LookAndSay("1321131112")
for i in xrange(0, 50):
ls.iterate()
print len(ls.start)
def test_two_ones():
# 11 becomes 21 (2 copies of digit 1).
ls = LookAndSay("11")
assert ls.iterate() == "21"
def test_one_one():
# 1 becomes 11 (1 copy of digit 1).
ls = LookAndSay("1")
assert ls.iterate() == "11"
def test_the_long_one():
# 111221 becomes 312211 (three 1s, two 2s, and one 1).
ls = LookAndSay("111221")
assert ls.iterate() == "312211"
def test_three_ones_two_twos_one():
# 1211 becomes 111221 (one 1, one 2, and two 1s).
ls = LookAndSay("1211")
assert ls.iterate() == "111221"
def test_one_two_one_one():
# 21 becomes 1211 (one 2 followed by one 1).
ls = LookAndSay("21")
assert ls.iterate() == "1211"