Clean up redundant NestedGroupModel, OrganizationalModel fields

netbox/dcim/models/devices.py

@@ -45,30 +45,11 @@ class Manufacturer(OrganizationalModel):
     """
     A Manufacturer represents a company which produces hardware devices; for example, Juniper or Dell.
     """
-    name = models.CharField(
-        max_length=100,
-        unique=True
-    )
-    slug = models.SlugField(
-        max_length=100,
-        unique=True
-    )
-    description = models.CharField(
-        max_length=200,
-        blank=True
-    )
-
     # Generic relations
     contacts = GenericRelation(
         to='tenancy.ContactAssignment'
     )
 
-    class Meta:
-        ordering = ['name']
-
-    def __str__(self):
-        return self.name
-
     def get_absolute_url(self):
         return reverse('dcim:manufacturer', args=[self.pk])
 
@@ -418,14 +399,6 @@ class DeviceRole(OrganizationalModel):
     color to be used when displaying rack elevations. The vm_role field determines whether the role is applicable to
     virtual machines as well.
     """
-    name = models.CharField(
-        max_length=100,
-        unique=True
-    )
-    slug = models.SlugField(
-        max_length=100,
-        unique=True
-    )
     color = ColorField(
         default=ColorChoices.COLOR_GREY
     )
@@ -434,16 +407,6 @@ class DeviceRole(OrganizationalModel):
         verbose_name='VM Role',
         help_text='Virtual machines may be assigned to this role'
     )
-    description = models.CharField(
-        max_length=200,
-        blank=True,
-    )
-
-    class Meta:
-        ordering = ['name']
-
-    def __str__(self):
-        return self.name
 
     def get_absolute_url(self):
         return reverse('dcim:devicerole', args=[self.pk])
@@ -455,14 +418,6 @@ class Platform(OrganizationalModel):
     NetBox uses Platforms to determine how to interact with devices when pulling inventory data or other information by
     specifying a NAPALM driver.
     """
-    name = models.CharField(
-        max_length=100,
-        unique=True
-    )
-    slug = models.SlugField(
-        max_length=100,
-        unique=True
-    )
     manufacturer = models.ForeignKey(
         to='dcim.Manufacturer',
         on_delete=models.PROTECT,
@@ -483,16 +438,6 @@ class Platform(OrganizationalModel):
         verbose_name='NAPALM arguments',
         help_text='Additional arguments to pass when initiating the NAPALM driver (JSON format)'
     )
-    description = models.CharField(
-        max_length=200,
-        blank=True
-    )
-
-    class Meta:
-        ordering = ['name']
-
-    def __str__(self):
-        return self.name
 
     def get_absolute_url(self):
         return reverse('dcim:platform', args=[self.pk])