class Queue:
def __init__(self):
self.queue = LinkedList()
def enqueue(self, obj):
self.queue.add(obj)
def dequeue(self):
return self.queue.poll_first()
def size(self):
return self.queue.size()
def isEmpty(self):
return self.queue.is_empty()
class DeQueue:
def __init__(self):
self.queue = LinkedList()
def enqueue_from_rear(self, obj):
self.queue.add(obj)
def enqueue_from_front(self, obj):
self.queue.add_first(obj)
def dequeue_from_rear(self):
return self.queue.poll_last()
def dequeue_from_front(self):
return self.queue.poll_first()
def size(self):
return self.queue.size()
def is_empty(self):
return self.queue.is_empty()
def hashing_num(self):
for i in range(11):
self.list.append(LinkedList())
number = read_from_file("number.txt")
for i in range(len(number)):
res = int(number[i]) % 11
self.list[res].sort(number[i])
# print(number[i])
self.display_hash()
self.get_number()
self.display_hash()
try:
f = open("number.txt", 'r+')
except IOError:
print("number.txt file not found.")
else:
f.truncate()
for i in range(11):
if self.list[i].is_empty():
continue
append("number.txt", self.list[i])
class Stack:
def __init__(self):
self.stack = LinkedList()
def push(self, obj):
self.stack.add(obj)
def pop(self):
return self.stack.poll_last()
def peak(self):
return self.stack.get_last()
def size(self):
return self.stack.size()
def isEmpty(self):
return self.stack.is_empty()
def __init__(self):
self.queue = LinkedList()
def __init__(self):
self.customer_list = LinkedList()
self.company_list = LinkedList()
class CompanyShareWithLinkedList:
def __init__(self):
self.customer_list = LinkedList()
self.company_list = LinkedList()
def add_new_customer(self):
customer_data = FileLoad.json_file_load("json_file/customer.json")
for i in customer_data:
self.customer_list.add(i)
try:
customer_id = input("Enter customer id : ").strip()
customer_name = input("Enter customer name : ").strip().upper()
balance = input(
"Enter balance to add share market account : ").strip()
if not customer_id.isnumeric() or not customer_name.isalpha(
) or not balance.isnumeric():
raise ValueError
except ValueError:
print("You have entered wrong data.")
return
data = {}
new_customer = {
"id": customer_id,
"name": customer_name,
"balance": balance,
"data": data
}
flag = True
for i in range(self.customer_list.size()):
temp = self.customer_list.get_by_index(i)
if temp["id"] == customer_id or str(temp["name"]) == customer_name:
print("Your account already available.")
flag = False
break
if flag:
self.customer_list.add(new_customer)
list = []
size = self.customer_list.size()
for i in range(size):
list.append(self.customer_list.poll_first())
FileLoad.json_file_write("json_file/customer.json", list)
def add_new_company(self):
company_data = FileLoad.json_file_load("json_file/company.json")
for i in company_data:
self.company_list.add(i)
try:
company_name = input("Enter company name : ").strip().upper()
no_of_share = input("Enter number of share : ").strip()
price = input("Enter share per price : ").strip()
balance = input("Enter balance amount : ").strip()
if not company_name.isalpha() or not no_of_share.isnumeric(
) or not price.isnumeric() or not balance.isnumeric():
raise ValueError
except ValueError:
print("You have entered wrong data.")
return
new_company = {
company_name: {
"no_of_share": no_of_share,
"price": price,
"balance": balance
}
}
flag = True
for i in range(self.company_list.size()):
data = self.company_list.get_by_index(i)
if data.get(company_name) == None:
print("Your account already available.")
flag = False
break
if flag:
self.company_list.add(new_company)
list = []
size = self.company_list.size()
for i in range(size):
list.append(self.company_list.poll_first())
# print(self.company_list.display())
def remove_customer(self):
customer_data = FileLoad.json_file_load("json_file/customer.json")
for i in customer_data:
self.customer_list.add(i)
try:
customer_id = input("Enter customer id : ").strip()
customer_name = input("Enter customer name : ").strip().upper()
if not customer_id.isnumeric() or not customer_name.isalpha():
raise ValueError
except ValueError:
print("You have entered wrong data.")
return
for i in range(self.customer_list.size()):
temp = self.customer_list.get_by_index(i)
if temp["id"] == customer_id or str(temp["name"]) == customer_name:
self.customer_list.delete_by_index(i)
break
list = []
size = self.customer_list.size()
for i in range(size):
list.append(self.customer_list.poll_first())
FileLoad.json_file_write("json_file/customer.json", list)
def remove_company(self):
company_data = FileLoad.json_file_load("json_file/company.json")
for i in company_data:
self.company_list.add(i)
try:
company_name = input("Enter company name : ").strip().upper()
if not company_name.isalpha():
raise ValueError
except ValueError:
print("You have entered wrong data.")
return
flag = True
for i in range(self.company_list.size()):
data = self.company_list.get_by_index(i)
if data.get(company_name) == None:
self.company_list.delete_by_index(i)
break
list = []
size = self.company_list.size()
for i in range(size):
list.append(self.company_list.poll_first())
# print(self.company_list.display())
def save(self):
pass
def __init__(self):
self.list = LinkedList()
class OrderedList:
def __init__(self):
self.list = LinkedList()
def orderedList(self):
number = IO.read_from_file("number.txt")
for j in number:
self.list.add(j)
self.list.display()
n = input('\nEnter number :').strip()
if self.list.search(n):
self.list.remove(n)
print("Removed")
else:
self.list.add(n)
print("Added")
self.list.display()
IO.write_to_file("number.txt", self.list)
class UnOrderedList:
def __init__(self):
self.list = LinkedList()
def unorderedList(self):
word = IO.read_from_file("abc.txt")
for j in word:
self.list.add(j)
self.list.display()
w = input('\nEnter word :').strip()
if self.list.search(w):
self.list.remove(w)
print("Removed")
else:
self.list.add(w)
print("Added")
self.list.display()
IO.write_to_file("abc.txt", self.list)
def __init__(self):
self.stack = LinkedList()