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@Edald123
Created July 20, 2021 03:20
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Stack in Python
from linked_list import Node
class Stack:
def __init__(self, name):
self.size = 0
self.top_item = None
self.limit = 1000
self.name = name
def push(self, value):
if self.has_space():
item = Node(value)
item.set_next_node(self.top_item)
self.top_item = item
self.size += 1
else:
print("No more room!")
def pop(self):
if self.size > 0:
item_to_remove = self.top_item
self.top_item = item_to_remove.get_next_node()
self.size -= 1
return item_to_remove.get_value()
print("This stack is totally empty.")
def peek(self):
if self.size > 0:
return self.top_item.get_value()
print("Nothing to see here!")
def has_space(self):
return self.limit > self.size
def is_empty(self):
return self.size == 0
def get_size(self):
return self.size
def get_name(self):
return self.name
def print_items(self):
pointer = self.top_item
print_list = []
while(pointer):
print_list.append(pointer.get_value())
pointer = pointer.get_next_node()
print_list.reverse()
print("{0} Stack: {1}".format(self.get_name(), print_list))
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