Python In Netbeans May 2026

def get_average_grade(self): """Calculate average grade of all students""" if not self.students: return 0 total = sum(s.grade for s in self.students.values()) return total / len(self.students)

def to_dict(self): """Convert student object to dictionary for JSON serialization""" return 'student_id': self.student_id, 'name': self.name, 'age': self.age, 'grade': self.grade, 'created_at': self.created_at.isoformat() python in netbeans

def save_to_file(self, filename='students.json'): """Save student data to JSON file""" data = [student.to_dict() for student in self.students.values()] with open(filename, 'w') as f: json.dump(data, f, indent=2) print(f"✓ Data saved to filename") 'w') as f: json.dump(data

Enter Student ID: S001 Enter Name: Alice Johnson Enter Age: 20 Enter Grade (0-100): 92 ✓ Student Alice Johnson added successfully! python in netbeans

def __init__(self): self.students = {}

def remove_student(self, student_id): """Remove a student by ID""" if student_id in self.students: removed = self.students.pop(student_id) print(f"✓ Student removed.name removed successfully!") return True print(f"Student with ID student_id not found!") return False