created student and teacher models

src/schooling/admin.py

@@ -0,0 +1,17 @@
+from django.contrib import admin
+
+from schooling.models import Student, Teacher
+
+
+@admin.register(Teacher)
+class TeacherAdmin(admin.ModelAdmin):
+    """Управление преподавателями."""
+
+    list_display = ('name', 'surname', 'competence')
+
+
+@admin.register(Student)
+class StudentAdmin(admin.ModelAdmin):
+    """Управление студентами."""
+
+    list_display = ('name', 'surname', 'paid_lessons')

src/schooling/models.py

@@ -0,0 +1,71 @@
+from django.db import models
+from phonenumber_field.modelfields import PhoneNumberField
+
+MAX_LEN_NAME_SURNAME = 150
+MAX_LEN_CITY = 50
+
+
+class GeneralUserModel(models.Model):
+    """Базовая, абстрактная модель пользователя."""
+
+    telegram_id = models.IntegerField('Telegram ID', unique=True)
+    name = models.CharField('Имя', max_length=MAX_LEN_NAME_SURNAME)
+    surname = models.CharField('Фамилия', max_length=MAX_LEN_NAME_SURNAME)
+    city = models.CharField('Город', max_length=MAX_LEN_CITY)
+    phone_number = PhoneNumberField('Номер телефона')
+    last_login_date = models.DateField('Последнее посещение', auto_now=True)
+    registration_date = models.DateField('Дата регистрации', auto_now_add=True)
+
+    class Meta:
+        """Meta class of GeneralUserModel."""
+
+        abstract = True
+
+    def __str__(self):
+        """Return a general user string representation."""
+        return f'{self.name} {self.surname} {self.telegram_id}'
+
+
+class Teacher(GeneralUserModel):
+    """Модель преподавателя."""
+
+    competence = models.ManyToManyField(
+        'Subject', verbose_name='Предмет',
+    )
+    study_classes = models.ManyToManyField(
+        'StudyClass', verbose_name='Учебный класс',
+    )
+
+    class Meta:
+        """Meta class of TeacherModel."""
+
+        verbose_name = 'Преподаватель'
+        verbose_name_plural = 'Преподаватели'
+
+    def __str__(self):
+        """Return a teacher string representation."""
+        return f'{self.name} {self.surname} {self.competence}'
+
+
+class Student(GeneralUserModel):
+    """Модель студента."""
+
+    study_class_id = models.ForeignKey(
+        'StudyClass', on_delete=models.SET_NULL,
+        verbose_name='ID учебного класса', related_name='students',
+    )
+    paid_lessons = models.PositiveIntegerField('Оплаченые занятия')
+    parents_contacts = models.CharField('Контакты представителей')
+    subjects = models.ManyToManyField(
+        'Subject', verbose_name='Предмет',
+    )
+
+    class Meta:
+        """Meta class of StudentModel."""
+
+        verbose_name = 'Студент'
+        verbose_name_plural = 'Студенты'
+
+    def __str__(self):
+        """Return a student string representation."""
+        return f'{self.name} {self.surname} {self.subjects}'