def test_empty(self):
s = ''
self.assertTrue(is_paranthesis_balanced(s))
def test_intersection(self):
s = '([)]'
self.assertFalse(is_paranthesis_balanced(s))
def test_close_without_open(self):
s = '()]'
self.assertFalse(is_paranthesis_balanced(s))
def test_open_without_close(self):
s = '([)'
self.assertFalse(is_paranthesis_balanced(s))
s = '()['
self.assertFalse(is_paranthesis_balanced(s))
def test_correct(self):
s = '({[()]}{<>})'
self.assertTrue(is_paranthesis_balanced(s))
