Library Simple Database | Python Fiddle

class Library:
    
    def __init__(self):
        
    studentList = []
    bookList = []
    
    def addStudent(self, stuName, stuID):
        newStu = Student(stuName, stuID)
        studentList.append(newStu)
        newStu.write()
    
    def addBook(self, title, author, isbn, publisher):
        newBook = Book(title, author, isbn, publisher)
        bookList.append(newBook):
        newBook.write()
                        
                           
       
class Student:

def __init__(self, name, id, hasBook = false ):
        self.name = name
        self.id = id
        self.hasBook = hasbook

#adds this student to the Student File.txt file.        
    def write(self):
        sfile = open('Student File.txt', 'a')
        sfile.write('Name: ' + str(self.name) + '\n')
        sfile.write('ID: ' + str(self.id) + '\n')
        sfile.close()

class Book:

def __init__(self, title, author, isbn, publisher, lent = false ):
        self.title = title
        self.author = author
        self.isbn = isbn
        self.publisher = publisher
        self.lent = lent

#adds this student to the Book File.txt file.        
    def write(self):
        bfile = open('Book File.txt', 'a')
        
        bfile.write('Title: ' + str(self.title) + '\n')
        bfile.write('Author: ' + str(self.author) + '\n')
        bfile.write('ISBN: ' + str(self.isbn) + '\n')
        bfile.write('Publisher: ' + str(self.publisher) + '\n')
        
        bfile.close()

def main():

#Creating the Menu
    print '**************************************************************************'
    print
    print '     1.  List of students                     Press 1'
    print '     2.  List of books                        Press 2'
    print '     3.  List of books that are available     Press 3'
    print '     4.  List of books given out              Press 4'
    print "     5.  List of books lent and lender's name Press 5"
    print '     6.  List of students that borrowed books Press 6'
    print '     7.  To add a student                     Press 7'
    print '     8.  To add a book                        Press 8'
    print '     9.  To lend out a book to a friend       Press 9'
    print '     10. To return a book                     Press 10'
    print '     11. To exit                              Press e'
    print
    print '**************************************************************************'

menu_loop()

def menu_loop():

sentinel = 'r'
    
    while sentinel != 'e':
        sentinel = raw_input('Type a menu option: ')

#menu option 1
#produces a list of students
        if sentinel == '1':
            infile = open('Student File.txt', 'r')
            file_contents = infile.read()
            infile.close()
            print file_contents

#menu option 2
#produces a list of books
        if sentinel == '2':
            infile = open('Book File.txt', 'r')
            file_contents = infile.read()
            infile.close()
            print file_contents

#menu option 7
#adds a student to Student File.txt
        if sentinel == '7':
            name = raw_input("What is the student's name?: ")
            id = raw_input("What is the student's id?: ")

library.addStudent(name, id)

#menu option 8
#adds a book to Book File.txt 
        if sentinel == '8':
            title = raw_input("What is the book's title?: ")
            author = raw_input("What is the book's author?: ")
            isbn = raw_input("What is the book's isbn?: ")
            publisher = raw_input("What is the book's publisher?: ")

library.addBook(title, author, isbn, publisher)

#menu option 11
#quits the menu
        if sentinel == 'e':
            pass

#Initialization
    def __init__(self, company, owner, address):
        self.company = company
        self.owner = owner
        self.address = address

#Mutators
    def writeC(self, company):
        self.company = company

def writeO(self, owner):
        self.owner = owner

def writeA(self, address):
        self.address = address

#Accessors
    def accessC(self):
        print self.company

def accessO(self):
        print self.owner

def accessA(self):
        print self.address

#toString method
    def __str__(self):
        print self.company
        print self.owner
        print self.address
            file_contents = infile.read()
            infile.close()
            print file_contents

main()

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