The GIST includes code to add schema in API with DRF YASG library.

serializers.py

from rest_framework import serializers
from .models import *
class DataSerializer(serializers.ModelSerializer):
    class Meta:
       model = tbl_data_master

urls.py

from rest_framework import permissions
from drf_yasg.views import get_schema_view
from drf_yasg import openapi
schema_view = get_schema_view(
    openapi.Info(
     title="API V1",
     default_version='v1',
     description="This is V1 API's",
     terms_of_service="https://www.google.com/policies/terms/",
     contact=openapi.Contact(email="demo@gmail.com"),
     license=openapi.License(name="Test License"),
)
    public=True,
    permission_classes=(permissions.AllowAny)
)
urlpatterns = [
path('get_all_data/',api_get_data_view_by_id,name="all_data"),
]

views.py

from drf_yasg.utils import swagger_auto_schema
from drf_yasg import openapi
from rest_framework.decorators import api_view
from rest_framework.response import Response


"""
The swagger auto schema will generate textbox to input the data POST 
we can also make it a GET method and apply same to provide variables
"""
@swagger_auto_schema(methods=['POST'], request_body=openapi.Schema(
            type=openapi.TYPE_OBJECT,
            required=['id'],
            properties={
                'id': openapi.Schema(type=openapi.TYPE_INTEGER)
            },
        ), responses={200:DataSerializer})

@api_view(['POST',])
def api_get_data_view_by_id(request):
  try:
      data = tbl_data_master.objects.filter(id=request.data['id'],status='Active')
  except tbl_data_master.DoesNotExist:
        return Response(status=status.HTTP_404_NOT_FOUND)
    if request.method == "POST":
        if not data:
            return Response([])
        serializer = DataSerializer(data,many=True)
        return Response(serializer.data)