def len(self):
Assert(len(LazyList(range(10)))) == 10
l = LazyList([])
Assert(len(l)) == 0
l.append(1)
Assert(len(l)) == 1
l.extend([2, 3])
Assert(len(l)) == 3
l.pop()
Assert(len(l)) == 2
del l[1]
Assert(len(l)) == 1
def len(self):
Assert(len(LazyList(range(10)))) == 10
l = LazyList([])
Assert(len(l)) == 0
l.append(1)
Assert(len(l)) == 1
l.extend([2, 3])
Assert(len(l)) == 3
l.pop()
Assert(len(l)) == 2
del l[1]
Assert(len(l)) == 1
def extend(self):
data = self._genrange(10)
l = LazyList(data)
l.extend(range(10, 20))
Assert(l.exhausted) == False
Assert(l) == range(10) + range(10, 20)
def extend(self):
data = self._genrange(10)
l = LazyList(data)
l.extend(range(10, 20))
Assert(l.exhausted) == False
Assert(l) == range(10) + range(10, 20)
