def returnBook():
name = input("Enter name of borrower: ")
borrowBookFile = "Borrow-" + name + ".txt"
try:
with open(borrowBookFile, "r") as f:
lines = f.readlines()
lines = [borrowBookFile.strip("$") for borrowBookFile in lines]
with open(borrowBookFile, "r") as f:
data = f.read()
print("\t\tCurrent Book Holdings\t\t\t")
print(data)
except:
print("The borrower " + name + " does not exist in System Currently")
returnBook()
returnBookFile = "Return-" + name + ".txt"
with open(returnBookFile, "w+") as f:
f.write(" Library Management System \n")
f.write(" Returned By: " + name + "\n")
f.write(" Date: " + dt.getDate() + " Time:" + dt.getTime() +
"\n\n")
f.write("S.N.\t\tBookname\t\n")
for i in range(3):
if ListSplit.bookname[i] in data:
with open(returnBookFile, "a") as f:
f.write(str(i + 1) + "\t\t" + ListSplit.bookname[i] + "\t\n")
#ListSplit.quantity[i]=int(ListSplit.quantity[i])+1
bookReturn = input(" Enter book Name you want to Return : ")
if bookReturn in data:
with open("Stock.txt", "w+") as f:
for i in range(3):
if (bookReturn == ListSplit.bookname[i]):
ListSplit.quantity[i] = int(ListSplit.quantity[i]) + 1
f.write(ListSplit.bookname[i] + "," + ListSplit.authorname[i] +
"," + str(ListSplit.quantity[i]) + "\n")
with open(borrowBookFile, "r") as f:
lines = f.readlines()
with open(borrowBookFile, "w+") as f:
for line in lines:
if bookReturn in line.strip("\n"):
pass
else:
f.write(line)
with open(returnBookFile, "r") as f:
lines = f.readlines()
with open(returnBookFile, "w+") as f:
for line in lines:
if bookReturn in line.strip("\n"):
pass
else:
f.write(line)
else:
print("Given Book " + bookReturn + " is not available in the list")
def returnBook():
name = input("Enter name of borrower: ")
a = "Borrow-" + name + ".txt"
try:
with open(a, "r") as f:
lines = f.readlines()
lines = [a.strip("$") for a in lines]
with open(a, "r") as f:
data = f.read()
print(data)
except:
print("The borrower name is incorrect")
returnBook()
b = "Return-" + name + ".txt"
with open(b, "w+") as f:
f.write(" Library Management System \n")
f.write(" Returned By: " + name + "\n")
f.write(" Date: " + dt.getDate() + " Time:" + dt.getTime() +
"\n\n")
f.write("S.N.\t\tBookname\t\tCost\n")
total = 0.0
for i in range(3):
if ListSplit.book[i] in data:
with open(b, "a") as f:
f.write(
str(i + 1) + "\t\t" + ListSplit.book[i] + "\t\t$" +
ListSplit.cost[i] + "\n")
ListSplit.q[i] = int(ListSplit.q[i]) + 1
total += float(ListSplit.cost[i])
print("\t\t\t\t\t\t\t" + "$" + str(total))
print("Is the book return date expired?")
print("Press Y for Yes and N for No")
stat = input()
if (stat.upper() == "Y"):
print("By how many days was the book returned late?")
day = int(input())
fine = 2 * day
with open(b, "a") as f:
f.write("\t\t\t\t\tFine: $" + str(fine) + "\n")
total = total + fine
print("\nFinal Total: " + "$" + str(total))
with open(b, "a") as f:
f.write("\t\t\t\t\tTotal: $" + str(total))
with open("Stock.txt", "w+") as f:
for i in range(3):
f.write(ListSplit.book[i] + "," + ListSplit.author[i] + "," +
str(ListSplit.q[i]) + "," + "$" + ListSplit.cost[i] + "\n")
def borrowBook():
success = False
while (True):
firstName = input("Enter the first name of the borrower: ")
if firstName.isalpha():
break
print("please input alphabet from A-Z")
while (True):
lastName = input("Enter the last name of the borrower: ")
if lastName.isalpha():
break
print("please input alphabet from A-Z")
t = "Borrow-" + firstName + ".txt"
with open(t, "w+") as f:
f.write(" Library Management System \n")
f.write(" Borrowed By: " + firstName + " " +
lastName + "\n")
f.write(" Date: " + dt.getDate() + " Time:" + dt.getTime() +
"\n\n")
f.write("S.N. \t\t Bookname \t Authorname \n")
while success == False:
print("Please select a option below:")
for i in range(len(ListSplit.bookname)):
print("Enter", i, "to borrow book", ListSplit.bookname[i])
try:
a = int(input())
try:
if (int(ListSplit.quantity[a]) > 0):
print("Book is available")
with open(t, "a") as f:
f.write("1. \t\t" + ListSplit.bookname[a] + "\t\t " +
ListSplit.authorname[a] + "\n")
ListSplit.quantity[a] = int(ListSplit.quantity[a]) - 1
with open("Stock.txt", "w+") as f:
for i in range(3):
f.write(ListSplit.bookname[i] + "," +
ListSplit.authorname[i] + "," +
str(ListSplit.quantity[i]) + "," + "$" +
ListSplit.cost[i] + "\n")
#multiple book borrowing code
loop = True
count = 1
while loop == True:
choice = str(
input(
"Do you want to borrow more books? However you cannot borrow same book twice. Press y for yes and n for no."
))
if (choice.upper() == "Y"):
count = count + 1
print("Please select an option below:")
for i in range(len(ListSplit.bookname)):
print("Enter", i, "to borrow book",
ListSplit.bookname[i])
a = int(input())
if (int(ListSplit.quantity[a]) > 0):
print("Book is available")
with open(t, "a") as f:
f.write(
str(count) + ". \t\t" +
ListSplit.bookname[a] + "\t\t " +
ListSplit.authorname[a] + "\n")
ListSplit.quantity[a] = int(
ListSplit.quantity[a]) - 1
with open("Stock.txt", "w+") as f:
for i in range(3):
f.write(ListSplit.bookname[i] + "," +
ListSplit.authorname[i] + "," +
str(ListSplit.quantity[i]) +
"," + "$" + ListSplit.cost[i] +
"\n")
success = False
else:
loop = False
break
elif (choice.upper() == "N"):
print("Thank you for borrowing books from us. ")
print("")
loop = False
success = True
else:
print("Please choose as instructed")
else:
print("Book is not available")
borrowBook()
success = False
except IndexError:
print("")
print("Please choose book acording to their number.")
except ValueError:
print("")
print("Please choose as suggested.")
