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Copy pathstudent_attendance_system.py
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188 lines (151 loc) · 6.84 KB
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import os
import json
from datetime import datetime
# Student Class
class Student:
def __init__(self, student_id, name):
self.student_id = student_id
self.name = name
def __str__(self):
return f"{self.student_id}. {self.name}"
# Attendance Class
class Attendance:
def __init__(self):
self.attendance_data = {} # Stores attendance data with dates as keys
def mark_attendance(self, student, status):
"""Mark the attendance of a student on the current date."""
current_date = datetime.now().strftime('%Y-%m-%d')
if current_date not in self.attendance_data:
self.attendance_data[current_date] = {}
self.attendance_data[current_date][student.student_id] = status
print(f"Attendance for {student.name} on {current_date} marked as {status}.")
def view_attendance(self):
"""View the attendance record of all students."""
current_date = datetime.now().strftime('%Y-%m-%d')
if current_date not in self.attendance_data:
print("No attendance data for today.")
return
print(f"\nAttendance for {current_date}:")
for student_id, status in self.attendance_data[current_date].items():
print(f"Student ID: {student_id}, Status: {status}")
def save_attendance(self):
"""Save attendance data to a file."""
with open('attendance.json', 'w') as file:
json.dump(self.attendance_data, file, indent=4)
def load_attendance(self):
"""Load attendance data from a file."""
if os.path.exists('attendance.json'):
with open('attendance.json', 'r') as file:
self.attendance_data = json.load(file)
# Attendance System Class
class AttendanceSystem:
def __init__(self):
self.students = [] # List of all students
self.attendance = Attendance() # Attendance object to manage attendance
self.load_data() # Load previous data (students and attendance) if any
def load_data(self):
"""Load students and attendance data."""
self.attendance.load_attendance()
if os.path.exists('students.json'):
with open('students.json', 'r') as file:
data = json.load(file)
for student_data in data:
student = Student(student_data['student_id'], student_data['name'])
self.students.append(student)
def save_data(self):
"""Save students and attendance data."""
with open('students.json', 'w') as file:
students_data = [{'student_id': student.student_id, 'name': student.name} for student in self.students]
json.dump(students_data, file, indent=4)
self.attendance.save_attendance()
def add_student(self, name):
"""Add a new student to the system."""
student_id = len(self.students) + 1
new_student = Student(student_id, name)
self.students.append(new_student)
print(f"Student {name} added with ID {student_id}.")
def view_students(self):
"""View all registered students."""
if not self.students:
print("No students registered yet.")
return
print("\nList of Students:")
for student in self.students:
print(student)
def mark_student_attendance(self, student_id, status):
"""Mark attendance for a specific student."""
student = next((s for s in self.students if s.student_id == student_id), None)
if student:
self.attendance.mark_attendance(student, status)
else:
print("Student not found.")
def view_all_attendance(self):
"""View attendance records for all students for the current day."""
self.attendance.view_attendance()
def generate_report(self):
"""Generate a report of attendance for the current date."""
current_date = datetime.now().strftime('%Y-%m-%d')
if current_date not in self.attendance.attendance_data:
print(f"No attendance data for {current_date}.")
return
print(f"\nAttendance Report for {current_date}:")
for student_id, status in self.attendance.attendance_data[current_date].items():
student = next((s for s in self.students if s.student_id == student_id), None)
if student:
print(f"Student ID: {student.student_id}, Name: {student.name}, Status: {status}")
# User Interface (UI) for Attendance System
class AttendanceSystemUI:
def __init__(self):
self.system = AttendanceSystem()
self.run()
def display_menu(self):
"""Display the main menu."""
print("\nStudent Attendance Management System")
print("1. Add Student")
print("2. View All Students")
print("3. Mark Attendance")
print("4. View Today's Attendance")
print("5. Generate Attendance Report")
print("6. Exit")
def get_choice(self):
"""Get the user's menu choice."""
while True:
try:
choice = int(input("Enter your choice (1-6): "))
if 1 <= choice <= 6:
return choice
else:
print("Invalid choice. Please enter a number between 1 and 6.")
except ValueError:
print("Invalid input. Please enter a valid number.")
def handle_choice(self, choice):
"""Handle the user's menu choice."""
if choice == 1: # Add a Student
name = input("Enter student name: ")
self.system.add_student(name)
elif choice == 2: # View All Students
self.system.view_students()
elif choice == 3: # Mark Attendance
self.system.view_students()
student_id = int(input("Enter student ID to mark attendance: "))
status = input("Enter attendance status (Present/Absent): ").lower()
if status in ['present', 'absent']:
self.system.mark_student_attendance(student_id, status)
else:
print("Invalid status. Please enter 'Present' or 'Absent'.")
elif choice == 4: # View Today's Attendance
self.system.view_all_attendance()
elif choice == 5: # Generate Attendance Report
self.system.generate_report()
elif choice == 6: # Exit
self.system.save_data()
print("Data saved. Exiting the system.")
exit()
def run(self):
"""Run the main loop of the attendance system."""
while True:
self.display_menu()
choice = self.get_choice()
self.handle_choice(choice)
if __name__ == "__main__":
AttendanceSystemUI()