![class ItemPack ): 21 def-init--(self): self.--storage=[] self. _.jump -1 self. _.mid-self. ..jump def __iter.(self) self._.mid-int (len (self..storage)-1)/2.0) self. _.jump 0 return (self def __next..(self): 10 ind self .-_aid+self.--jump if ind<0 or ind >=len (self.--storage): 12 13 14 15 raise StopIteration O vToRet self.--storage [ind] if self.--jump <=0 : self.--Jump 1-self.--Jump - else return (vToRet) self..storage.append (item) return (len(self.--storage)=#0) 17 self.--jump*=-1 19 20def stuff (self, item) 21 22def isEmpty (self) 24def unpack (self): if len (self. .storage)0return (None) item self.--storage [-1] self._storage-self. storage -1] return (item) 25 pack.py import pack lip pack. ItemPack() ip.stuff (7) sip. stuff (1) ip. stuff (5) for i in ip: print (i) tester.py](http://img.homeworklib.com/questions/690662d0-06d1-11ec-9f02-8374f5a406dc.png?x-oss-process=image/resize,w_560)
Homework Answers
a) It prints nothing
b) ItemPack constructor() creates an instance variable which is
an empty list
it also creates a instance variable __jump and sets it value to -1
and also creates another instance variable and set its value to
-1
c) ip internal list will contain the numbers 7, 1 and 5 in this order
d) iterator
e) polymorphism
f) 1 time
g) 3 times
h) it will print 5, 1 and 7 in this order
Add Answer to:
Please answer python questions?
class ItemPack ): 21 def-init--(self): self.--storage=[] self. _.jump -1 self. _.mid-self. ..jump...
PYTHON -------------------------------------------------------- class LinkedList: def __init__(self): self.__head = None self.__tail = None
PYTHON
--------------------------------------------------------
class LinkedList:
def __init__(self):
self.__head = None
self.__tail = None
self.__size = 0
# Return the head element in the list
def getFirst(self):
if self.__size ==
0:
return
None
else:
return
self.__head.element
# Return the last element in the list
def getLast(self):
if self.__size ==
0:
return
None
else:
return
self.__tail.element
# Add an element to the beginning of the
list
def addFirst(self, e):
newNode = Node(e) #
Create a new node
newNode.next =
self.__head # link...
in python and according to this #Creating class for stack class My_Stack: def __init__(self): self.items = [] def isEmpty(self): return self.items == [] def Push(self, d): self.items.append(d) def Po...
in
python and according to this
#Creating class for stack
class My_Stack:
def __init__(self):
self.items = []
def isEmpty(self):
return self.items == []
def Push(self, d):
self.items.append(d)
def Pop(self):
return self.items.pop()
def Display(self):
for i in reversed(self.items):
print(i,end="")
print()
s = My_Stack()
#taking input from user
str = input('Enter your string for palindrome checking:
')
n= len(str)
#Pushing half of the string into stack
for i in range(int(n/2)):
s.Push(str[i])
print("S",end="")
s.Display()
s.Display()
#for the next half checking the upcoming string...
PYTHON. Continues off another code. I don't understand this. Someone please help! Comment the lines please...
PYTHON. Continues off another code. I don't understand this. Someone please help! Comment the lines please so I can understand LinkedList ADT: class myLinkedList: def __init__(self): self.__head = None self.__tail = None self.__size = 0 def insert(self, i, data): if self.isEmpty(): self.__head = listNode(data) self.__tail = self.__head elif i <= 0: self.__head = listNode(data, self.__head) elif i >= self.__size: self.__tail.setNext(listNode(data)) self.__tail = self.__tail.getNext() else: current = self.__getIthNode(i - 1) current.setNext(listNode(data,...
PYTHON. Continues off another code(other code is below). I don't understand this. Someone please help! Comment...
PYTHON. Continues off another code(other code is below). I don't understand this. Someone please help! Comment the lines please so I can understand. There are short and med files lengths for each the list of names/ids and then search id file. These are the input files: https://codeshare.io/aVQd46 https://codeshare.io/5M3XnR https://codeshare.io/2W684E https://codeshare.io/5RJwZ4 LinkedList ADT to store student records(code is below). Using LinkedList ADT instead of the Python List. You will need to use the Student ADT(code is below) Imports the Student class...
Python only please, thanks in advance. Type up the GeometricObject class (code given on the back...
Python only please, thanks in advance.
Type up the GeometricObject class (code given on the back of the paper). Name this file GeometricObjectClass and store it in the folder you made (xxlab14) 1. Design a class named Rectangle as a subclass of the GeometricObject class. Name the file RectangleClass and place it in the folder. 2. The Rectangle class contains Two float data fields named length and width A constructor that creates a rectangle with the specified fields with default...
Here is my code for minesweeper in python and it has something wrong. Could you please help me to fix it? import tkinter as tk import random class Minesweeper: def __init__(self): self.main = tk.Tk()...
Here is my code for minesweeper in python and it has something
wrong. Could you please help me to fix it?
import tkinter as tk
import random
class Minesweeper:
def __init__(self):
self.main = tk.Tk()
self.main.title("mine sweeper")
self.define_widgets()
self.mines = random.sample( [(i,j) for i in range(25) for j in
range(50) ],self.CustomizeNumberOfMines())
print(self.mines)
self.main.mainloop()
self.CustomizeNumberOfMines()
def define_widgets(self):
""" Define a canvas object, populate it with squares and
possible texts """
self.canvas = tk.Canvas(self.main, width = 1002, height=502,
bg="#f0f0f0")
self.canvas.grid(row=0, column=0)
self.boxes =...
class Population: def __init__(self, m=0, n=0, k=0): # 1 self.m = m self.n = n self.k...
class Population: def __init__(self, m=0, n=0, k=0): # 1 self.m = m self.n = n self.k = k self.encounter = 0 bac = [] bac = bac + [1] * self.m + [2] * self.n + [3] * self.k self.bac = bac def plasmids(self): # 2 set = (self.m, self.n, self.k) return set def __str__(self): # 3 return "type I: {}, type II: {}, type III: {} (after {} encounters)".format(self.m, self.n, self.k, self.encounter) def __repr__(self): # 4 return "Population({}, {},...
PYTHON 3 Object Oriented Programming ***a9q3.py file below*** class GradeItem(object): # A Grade Item is anything...
PYTHON 3 Object Oriented Programming
***a9q3.py file below***
class GradeItem(object):
# A Grade Item is anything a course uses in a grading scheme,
# like a test or an assignment. It has a score, which is assessed by
# an instructor, and a maximum value, set by the instructor, and a weight,
# which defines how much the item counts towards a final grade.
def __init__(self, weight, scored=None, out_of=None):
"""
Purpose:
Initialize the GradeItem object.
Preconditions:
:param weight: the weight...
YOU NEED TO MODIFY THE PROJECT INCLUDED AT THE END AND USE THE INCLUDED DRIVER TO...
YOU NEED TO MODIFY THE PROJECT INCLUDED AT THE END AND USE THE INCLUDED DRIVER TO TEST YOUR CODE TO MAKE SURE IT WORK AS EXPECTED. Thanks USING PYTHON, complete the template below such that you will provide code to solve the following problem: Please write and/or extend the project5 attached at the end. You will have to do the following for this assignment: Create and complete the methods of the PriceException class. Create the processFile function. Modify the main...
PYTHON QUESTION... Building a Binary Tree with extended Binary Search Tree and AVL tree. Create a...
PYTHON QUESTION... Building a Binary Tree with extended Binary Search Tree and AVL tree. Create a class called MyTree with the methods __init__(x), getLeft(), getRight(), getData(), insert(x) and getHeight(). Each child should itself be a MyTree object. The height of a leaf node should be zero. The insert(x) method should return the node that occupies the original node's position in the tree. Create a class called MyBST that extends MyTree. Override the method insert(x) to meet the definitions of a...
PYTHON
--------------------------------------------------------
class LinkedList:
def __init__(self):
self.__head = None
self.__tail = None
self.__size = 0
# Return the head element in the list
def getFirst(self):
if self.__size ==
0:
return
None
else:
return
self.__head.element
# Return the last element in the list
def getLast(self):
if self.__size ==
0:
return
None
else:
return
self.__tail.element
# Add an element to the beginning of the
list
def addFirst(self, e):
newNode = Node(e) #
Create a new node
newNode.next =
self.__head # link...
in
python and according to this
#Creating class for stack
class My_Stack:
def __init__(self):
self.items = []
def isEmpty(self):
return self.items == []
def Push(self, d):
self.items.append(d)
def Pop(self):
return self.items.pop()
def Display(self):
for i in reversed(self.items):
print(i,end="")
print()
s = My_Stack()
#taking input from user
str = input('Enter your string for palindrome checking:
')
n= len(str)
#Pushing half of the string into stack
for i in range(int(n/2)):
s.Push(str[i])
print("S",end="")
s.Display()
s.Display()
#for the next half checking the upcoming string...
Python only please, thanks in advance.
Type up the GeometricObject class (code given on the back of the paper). Name this file GeometricObjectClass and store it in the folder you made (xxlab14) 1. Design a class named Rectangle as a subclass of the GeometricObject class. Name the file RectangleClass and place it in the folder. 2. The Rectangle class contains Two float data fields named length and width A constructor that creates a rectangle with the specified fields with default...
Here is my code for minesweeper in python and it has something
wrong. Could you please help me to fix it?
import tkinter as tk
import random
class Minesweeper:
def __init__(self):
self.main = tk.Tk()
self.main.title("mine sweeper")
self.define_widgets()
self.mines = random.sample( [(i,j) for i in range(25) for j in
range(50) ],self.CustomizeNumberOfMines())
print(self.mines)
self.main.mainloop()
self.CustomizeNumberOfMines()
def define_widgets(self):
""" Define a canvas object, populate it with squares and
possible texts """
self.canvas = tk.Canvas(self.main, width = 1002, height=502,
bg="#f0f0f0")
self.canvas.grid(row=0, column=0)
self.boxes =...
PYTHON 3 Object Oriented Programming
***a9q3.py file below***
class GradeItem(object):
# A Grade Item is anything a course uses in a grading scheme,
# like a test or an assignment. It has a score, which is assessed by
# an instructor, and a maximum value, set by the instructor, and a weight,
# which defines how much the item counts towards a final grade.
def __init__(self, weight, scored=None, out_of=None):
"""
Purpose:
Initialize the GradeItem object.
Preconditions:
:param weight: the weight...
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