pip install django-tinymce

INSTALLED_APPS = [
     ...
    'tinymce',
     ... 
]

TINYMCE_DEFAULT_CONFIG = {
    'cleanup_on_startup': True,
    'custom_undo_redo_levels': 20,
    'selector': 'textarea',
    'theme': 'silver',
    'plugins': '''
            textcolor save link image media preview codesample contextmenu
            table code lists fullscreen  insertdatetime  nonbreaking
            contextmenu directionality searchreplace wordcount visualblocks
            visualchars code fullscreen autolink lists  charmap print  hr
            anchor pagebreak
            ''',
    'toolbar1': '''
            fullscreen preview bold italic underline | fontselect,
            fontsizeselect  | forecolor backcolor | alignleft alignright |
            aligncenter alignjustify | indent outdent | bullist numlist table |
            | link image media | codesample |
            ''',
    'toolbar2': '''
            visualblocks visualchars |
            charmap hr pagebreak nonbreaking anchor |  code |
            ''',
    'contextmenu': 'formats | link image',
    'menubar': True,
    'statusbar': True,
}

from django import forms
from tinymce import TinyMCE
from .models import _your_model_
  
  
class TinyMCEWidget(TinyMCE):
    def use_required_attribute(self, *args):
        return False
  
  
class PostForm(forms.ModelForm):
    content = forms.CharField(
        widget=TinyMCEWidget(
            attrs={'required': False, 'cols': 30, 'rows': 10}
        )
    )
    class Meta:
        model = _your_model_
        fields = '__all__'

...
from tinymce.models import HTMLField 
  
  
class article(models.Model):
    ...
    content =  HTMLField()

python manage.py makemigrations

python manage.py migrate

python manage.py runserver