next_part.py

# all functions here
import os
all_data = [
    {
        'f_name': 'Mubashir',
        'l_name': 'Haider',
        'class': 'BSCS', 'dofbirth':
        '28/10/2003',
        'roll': '23',
        'fee': '25000'
    },
    {
        'f_name': 'Ali Raza',
        'l_name': 'Yameen',
        'class': 'BBA',
        'dofbirth':
        '5/10/2000',
        'roll': '25',
        'fee': '35000'
    },
    {
        'f_name': 'Usman',
        'l_name': 'Malik',
        'class': 'BSCS',
        'dofbirth': '26/10/2002',
        'roll': '27',
        'fee': '12000'
    }
]


def main_menu():
    os.system('clear')
    print("*********** OXFORD UNIVERSITY *************")
    print("*"*20)
    print("1: View All Students")
    print("2: Add New Student")
    print("3: Edit a student")
    print("4: Expell a student")
    print("5: Search a student")
    print("0: Exit")


def choice():
    choice = int(input("Enter your Choice: "))
    if choice == 1:
        view_all_students()
    elif choice == 2:
        add_new_student()
    elif choice == 3:
        edit_student()
    elif choice == 4:
        expell_student()
    elif choice == 5:
        search_student()
    elif choice == 0:
        exit()
    else:
        print("Invalid Choice")


def view_all_students():
    os.system('clear')
    for elements in all_data:
        print(
            f"{elements['roll']} - {elements['f_name']} - {elements['l_name']} - {elements['class']} - {elements['fee']}")
        print()
    input("Press any key to go Back")


def add_new_student():
    os.system('clear')
    first_name = input("Enter your First Name: ")
    last_name = input("Enter your Last name: ")
    class_ = input("Enter you Class: ")
    dob_ = input("Enter your Date of Birth: ")
    roll_ = input("Enter Your Roll Number: ")
    fees_ = input("Enter your Fee: ")

    student = {
        'f_name': first_name,
        'l_name': last_name,
        'class': class_,
        'dofbirth': dob_,
        'roll': roll_,
        'fee': fees_
        }

    all_data.append(student)
    os.system('clear')
    print(f"The Student {student['f_name']} is added Successfully ")
    input("Press any key to go Back")


def edit_student():
    os.system('clear')
    given_roll = input("Enter Roll Number: ")
    for student in all_data:
        if student['roll'] == given_roll:
            while True:
                os.system('clear')
                print(
                    "********************** Here is your Data *****************************")
                print()
                print(
                    f" Name: {student['f_name']} {student['l_name']} -- Class: {student['class']} --DOB: {student['dofbirth']} -- Roll No: {student['roll']} -- Fees: {student['fee']}")
                print()
                print("Which Element You want to Change:")
                print()
                print("1: First Name")
                print("2: Last Name")
                print("3: Class")
                print("4: DOB")
                print("5: Roll No")
                print("6: Fee")
                print("0: Exit")
                choice_ = int(input("Enter Your Choice: "))
                if choice_ == 1:
                    os.system('clear')
                    new_f_name = input("Enter Your New First Name: ")
                    student['f_name'] = new_f_name
                    print(" YOUR FIRST NAME HAS BEEN CHANGED SUCCESSFULLY")
                    input("Press any Key to Go Back")
                elif choice_ == 2:
                    os.system('clear')
                    new_l_name = input("Enter Your New Last Name: ")
                    student['l_name'] = new_l_name
                    print(" YOUR LAST NAME HAS BEEN CHANGED SUCCESSFULLY")
                    input("Press any Key to Go Back")
                elif choice_ == 3:
                    os.system('clear')
                    new_class_name = input("Enter Your New Class Name: ")
                    student['class'] = new_class_name
                    print(" YOUR CLASS HAS BEEN CHANGED SUCCESSFULLY")
                    input("Press any Key to Go Back")
                elif choice_ == 4:
                    os.system('clear')
                    new_dob = int(input("Enter Your New Date of Birth: "))
                    student['dofbirth'] = new_dob
                    print(" YOUR DATE OF BIRTH HAS BEEN CHANGED SUCCESSFULLY")
                    input("Press any Key to Go Back")
                elif choice_ == 5:
                    os.system('clear')
                    new_roll = int(input("Enter Your New Roll Number: "))
                    student['roll'] = new_roll
                    print(" YOUR ROLL NUMBER HAS BEEN CHANGED SUCCESSFULLY")
                    input("Press any Key to Go Back")
                elif choice_ == 6:
                    os.system('clear')
                    new_fee = int(input("Enter Your New Fee: "))
                    student['fee'] = new_fee
                    print(" YOUR FEE HAS BEEN CHANGED SUCCESSFULLY")
                    input("Press any Key to Go Back")
                elif choice_ == 0:
                    os.system('clear')
                    break
                else:
                    os.system('clear')
                    print("Invalid Choice")

def expell_student():
    os.system('clear')
    for_expel = (input("Enter Roll Number: "))
    for student in all_data:
        if student['roll'] == for_expel:
            os.system('clear')
            print(" Here is your Data ")
            print()
            print(f" Name: {student['f_name']} {student['l_name']} -- Class: {student['class']} --DOB: {student['dofbirth']} -- Roll No: {student['roll']} -- Fees: {student['fee']}")
            print()
            student_want = input(" Do you Want to Expell that Student (Y/N): ")
            if student_want == 'y':
                os.system('clear')
                all_data.remove(student)
                print(f"Roll Number : {for_expel} has been Expelled")
                input("Press any Key to Go Back")
            elif student_want == 'n':
                os.system('clear')
                print("Ok")
                input("Press any Key to Go Back")
                break
            else:
                os.system('clear')
                print("Invalid Choice")
                input("Press any Key to Go Back")


def search_student():
    os.system('clear')
    search = input("1: Search by Roll Number: ")
    x = 0
    for student in all_data:
        if student['roll'] == search:
            os.system('clear')
            print(
                "**********************   Here is your Data   *****************************")
            print()
            print(f" Name: {student['f_name']} {student['l_name']} -- Class: {student['class']} --DOB: {student['dofbirth']} -- Roll No: {student['roll']} -- Fees: {student['fee']}")
            input("Press any Key to Go Back")

        x += 1