Vibhu-Agarwal

# Model dependent image size validation

# forms.py
from django import forms
from .models import *
from django.core.files.images import get_image_dimensions


class ValidateImageForm(forms.ModelForm):
   class Meta:

Vibhu-Agarwal

from django.db import models

class PositiveBigIntergerRelDbTypeMixin(models.PositiveIntegerRelDbTypeMixin):
    def rel_db_type(self, connection):
        if connection.features.related_fields_match_type:
            return self.db_type(connection)
        else:
            return models.BigIntegerField().db_type(connection=connection)

class PositiveBigIntegerField(PositiveBigIntegerRelDbTypeMixin, models.BigIntegerField):