class Deque:

def _init_(self):

self.items = []

def isEmpty(self): return self.items == []

def enqueue(self, item): self.items.append(item)

def enqueue(self, item): self.items.insert(0,item)

def dequeue(self): return self.items.pop()

def dequeue(self): return self.items.pop(0)

def size(self): return len(self.items)

d=Deque()

d.enqueue(1)

d.enqueue(2)

d.enqueue(3)

print(d.dequeue())

print(d.dequeue())

## am getting an Attribute error "Deque" object has no attribute "Items" Pls help