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reserv.py
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import random
import pickle
import sys
logged_in = False
uid = 0
pwd = ''
class train:
def __init__(self,name = '', num = 0, arr_time = '',dep_time = '',src = '' ,des = '',day_of_travel = '',seat_available_in_1AC = 0,seat_available_in_2AC = 0,seat_available_in_SL = 0,fare_1ac = 0, fare_2ac = 0 ,fare_sl = 0):
self.name = name
self.num = num
self.arr_time = arr_time
self.dep_time = dep_time
self.src = src
self.des = des
self.day_of_travel = day_of_travel
self.seats = {'1AC' : seat_available_in_1AC, '2AC': seat_available_in_2AC,'SL': seat_available_in_SL}
self.fare = {'1AC' : fare_1ac,'2AC' : fare_2ac ,'SL' : fare_sl}
def print_seat_availablity(self):
print("No. of seats available in 1AC :- "+str(self.seats['1AC']))
print("No. of seats available in 2AC :- "+str(self.seats['2AC']))
print("No. of seats available in SL :- "+str(self.seats['SL']))
def check_availabilty(self,coach='',ticket_num = 0):
coach = coach.upper()
if coach not in ('SL','1AC','2AC'):
print_seat_availablity()
coach = input("Enter the coach(1AC/2AC/SL) :-")
else:
if self.seats[coach] == 0:
return False
elif self.seats[coach] >= ticket_num:
return True
else:
return False
def book_ticket(self,coach = '',no_of_tickets = 0):
self.seats[coach] -= no_of_tickets
return True
class ticket:
def __init__(self,train,user,ticket_num,coach):
self.pnr = str(train.num)+str(user.uid)+str(random.randint(100,999))
self.train_num = train.num
self.coach = coach
self.uid = user.uid
self.train_name = train.name
self.user_name = user.name
self.ticket_num = ticket_num
user.history.update({self.pnr : self})
ticket_dict.update({self.pnr : self})
class user:
def __init__(self,uid = 0,name = '',hometown = '',cell_num = '',pwd = ''):
self.uid = uid
self.name = name
self.hometown = ''
self.cell_num = ''
self.pwd = pwd
self.history = {}
class acceptors:
''' Class containing functions for accepting and
validating values properly'''
def accept_uid():
uid = 0
try:
uid = int(input("Enter the User ID:- "))
except ValueError:
print("Please enter user ID properly.")
return acceptors.accept_uid()
else:
return uid
def accept_pwd():
pwd = input("Enter your password:- ")
return pwd
def accept_train_number():
train_num = 0
try:
train_num = int(input("Enter the train number :- "))
except ValueError:
print("Please enter train number properly.")
return acceptors.accept_train_number()
else:
if train_num not in trains:
print("Please enter a valid train number.")
return acceptors.accept_train_number()
else:
return train_num
def accept_menu_option():
option = input("Enter your option :- ")
if option not in ('1','2','3','4','5','6','7','8'):
print("Please enter a valid option!")
return acceptors.accept_menu_option()
else:
return int(option)
def accept_coach():
coach = input("Enter the coach :- ")
coach = coach.upper()
if coach not in ('SL','1AC','2AC'):
print("Please enter coach properly.")
return acceptors.accept_coach()
else:
return coach
def accept_prompt():
prompt = input("Confirm? (y/n) :-")
if prompt not in ('y','n'):
print("Please enter proper choice.")
return acceptors.accept_prompt()
return prompt
def accept_ticket_num():
ticket_num = 0
try:
ticket_num = int(input("Enter the number of tickets :- "))
if ticket_num < 0:
raise ValueError
except ValueError:
print("Enter proper ticket number.")
return acceptors.accept_ticket_num()
else:
return ticket_num
def accept_pnr():
pnr = input("Enter your PNR number :- ")
if pnr not in ticket_dict:
print("Please enter proper PNR number :- ")
return acceptors.accept_pnr()
else:
return pnr
def book_ticket():
if not logged_in:
login('p')
check_seat_availabilty('p')
choice = acceptors.accept_train_number()
trains[choice].print_seat_availablity()
coach = acceptors.accept_coach()
ticket_num = acceptors.accept_ticket_num()
if trains[choice].check_availabilty(coach,ticket_num):
print("You have to pay :- ",trains[choice].fare[coach]*ticket_num," ")
prompt = acceptors.accept_prompt()
if prompt == 'y':
trains[choice].book_ticket(coach,ticket_num)
print("Booking Successful!\n\n")
tick = ticket(trains[choice],users[uid],ticket_num,coach)
print("Please note PNR number :- ",tick.pnr,"\n\n")
menu()
else:
print("Exiting...\n\n")
menu()
else:
print(ticket_num," tickets not available")
menu()
def cancel_ticket():
pnr = acceptors.accept_pnr()
if pnr in ticket_dict:
check_pnr(pnr)
print("Cancel the tickets?")
prompt = acceptors.accept_prompt()
if prompt == 'y':
if logged_in:
print("Ticket Cancelled.\n")
trains[ticket_dict[pnr].train_num].seats[ticket_dict[pnr].coach] += ticket_dict[pnr].ticket_num
del users[ticket_dict[pnr].uid].history[pnr]
del ticket_dict[pnr]
else:
login('p')
print("Ticket Cancelled.\n")
trains[ticket_dict[pnr].train_num].seats[ticket_dict[pnr].coach] += ticket_dict[pnr].ticket_num
del users[ticket_dict[pnr].uid].history[pnr]
del ticket_dict[pnr]
else:
print("\nTicket not cancelled\n")
menu()
def check_seat_availabilty(flag = ''):
src = input("Enter the source station:- ")
des = input("Enter the destination station:- ")
flag_2 = 0
for i in trains:
if trains[i].src == src and trains[i].des == des:
print("Train Name :- ",trains[i].name ," " ,"Number ",trains[i].num ," ","Day of Travel :- ",trains[i].day_of_travel)
flag_2 += 1
if flag_2 == 0:
print("\nNo trains found between the stations you entered.\n")
menu()
if flag == '':
train_num = acceptors.accept_train_number()
trains[train_num].print_seat_availablity()
menu()
else:
pass
def check_pnr(pnr = ''):
if pnr == '':
pnr = acceptors.accept_pnr()
print()
print("User name:- ",ticket_dict[pnr].user_name)
print("Train name:- ",ticket_dict[pnr].train_name)
print("Train number:- ",ticket_dict[pnr].train_num," Source:- ",trains[ticket_dict[pnr].train_num].src," Destination:- ",trains[ticket_dict[pnr].train_num].des)
print("No. of Tickets Booked :- ",ticket_dict[pnr].ticket_num)
print()
menu()
else:
print()
print("User name:- ",ticket_dict[pnr].user_name)
print("Train name:- ",ticket_dict[pnr].train_name)
print("Train number:- ",ticket_dict[pnr].train_num," Source:- ",trains[ticket_dict[pnr].train_num].src," Destination:- ",trains[ticket_dict[pnr].train_num].des)
print("No. of Tickets Booked :- ",ticket_dict[pnr].ticket_num)
print()
def create_new_acc():
user_name = input("Enter your user name:- ")
pwd = input("Enter your password :- ")
uid = random.randint(1000,9999)
hometown = input("Enter your hometown :- ")
cell_num = input("Enter your phone number :- ")
u = user(uid, user_name, hometown, cell_num, pwd)
print("Your user ID is :- ",uid)
users.update({u.uid : u})
menu()
def login(flag = ''):
global uid
global pwd
uid = acceptors.accept_uid()
pwd = acceptors.accept_pwd()
if uid in users and users[uid].pwd == pwd:
print("\nWelcome ",users[uid].name," !\n")
global logged_in
logged_in = True
else:
print("\nNo such user ID / Wrong Password !\n")
return login()
if flag == '':
menu()
else:
pass
def check_prev_bookings():
if not logged_in:
login('p')
for i in users[uid].history:
print("\nPNR number = ",i)
check_pnr(i)
menu()
def end():
s()
print("------------------------------------------------Thank You!-----------------------------------------------------------------------")
print("---------------------------------------------------------------------------------------------------------------------------------")
sys.exit()
t1 = train('odisha',12345,'12:34','22:12','ctc','kgp','Wed',30,23,43,2205,320,234)
t2 = train('howrah',12565,'02:34','23:12','hwr','kol','Mon',33,4,12,3434,435,234)
t3 = train('bangalore',22353,'11:56','03:12','ctc','ban','Fri',33,24,77,455,325,533)
trains = {t1.num:t1,t2.num:t2,t3.num:t3}
u1 = user(1212,'dibya das','cuttack','7478021777','dibyadas')
u2 = user(2322,'alex parrish','new york','7873752967','alexparrish')
users={u1.uid : u1, u2.uid : u2}
ticket_dict = {}
def load():
global trains,users,ticket_dict
with open("data.pkl","rb") as f:
trains = pickle.load(f)
users = pickle.load(f)
ticket_dict = pickle.load(f)
def s():
with open("data.pkl","wb") as f:
pickle.dump(trains,f)
pickle.dump(users,f)
pickle.dump(ticket_dict,f)
print("--------------------------------------------------Welcome to Railway Reservation Portal----------------------------------------------")
print("-------------------------------------------------------------------------------------------------------------------------------------")
load()
def menu():
print("Choose one of the following option:-")
print("1.Book Ticket")
print("2.Cancel Ticket")
print("3.Check PNR ")
print("4.Check seat availibity")
print("5.Create new account")
print("6.Check previous bookings")
print("7.Login")
print("8.Exit")
func = { 1 : book_ticket, 2 : cancel_ticket, 3 : check_pnr, 4 : check_seat_availabilty, 5 : create_new_acc, 6 : check_prev_bookings, 7 : login, 8 : end}
option = acceptors.accept_menu_option()
func[option]()
menu()