temp: add function_trace on various serializers for additional tracing (

#4287)

* temp: add function_trace on various serializers for additional tracing

* chore: rename

* chore: update trace

course_discovery/apps/api/serializers.py

@@ -17,6 +17,7 @@
 from django.utils.text import slugify
 from django.utils.translation import gettext_lazy as _
 from django_countries.serializer_fields import CountryField
+from edx_django_utils.monitoring import function_trace
 from localflavor.us.us_states import CONTIGUOUS_STATES
 from opaque_keys.edx.locator import CourseLocator
 from rest_flex_fields.serializers import FlexFieldsSerializerMixin
@@ -431,6 +432,7 @@ def get_banner_image_url(self, obj):
         return None
 
     @classmethod
+    @function_trace('organization_serializer_prefetch')
     def prefetch_queryset(cls, partner):
         return Organization.objects.filter(partner=partner).select_related('partner').prefetch_related('tags')
 
@@ -776,6 +778,7 @@ class SeatSerializer(BaseModelSerializer):
     bulk_sku = serializers.CharField()
 
     @classmethod
+    @function_trace('seat_serializer_fetch')
     def prefetch_queryset(cls):
         return Seat.everything.all().select_related('currency', 'type')
 
@@ -924,6 +927,7 @@ class MinimalCourseRunSerializer(FlexFieldsSerializerMixin, TimestampModelSerial
     variant_id = serializers.UUIDField(allow_null=True, required=False)
 
     @classmethod
+    @function_trace('minimal_course_run_serializer_prefetch')
     def prefetch_queryset(cls, queryset=None):
         # Explicitly check for None to avoid returning all CourseRuns when the
         # queryset passed in happens to be empty.
@@ -1179,6 +1183,7 @@ class MinimalCourseSerializer(FlexFieldsSerializerMixin, TimestampModelSerialize
     course_run_statuses = serializers.ReadOnlyField()
 
     @classmethod
+    @function_trace('minimal_course_serializer_prefetch')
     def prefetch_queryset(cls, queryset=None, course_runs=None):
         # Explicitly check for None to avoid returning all Courses when the
         # queryset passed in happens to be empty.
@@ -1989,6 +1994,7 @@ def get_organization_logo_override_url(self, obj):
         return None
 
     @classmethod
+    @function_trace('minimal_program_prefetch_trace')
     def prefetch_queryset(cls, partner, queryset=None):
         # Explicitly check if the queryset is None before selecting related
         queryset = queryset if queryset is not None else Program.objects.filter(partner=partner)
@@ -2295,6 +2301,7 @@ class PathwaySerializer(BaseModelSerializer):
     course_run_statuses = serializers.ReadOnlyField()
 
     @classmethod
+    @function_trace('pathways_program_prefetch')
     def prefetch_queryset(cls, partner):
         queryset = Pathway.objects.filter(partner=partner)
 

course_discovery/apps/api/v1/views/pathways.py

@@ -1,5 +1,4 @@
 """ Views for accessing Pathway data """
-from edx_django_utils.monitoring import function_trace
 from rest_framework import viewsets
 
 from course_discovery.apps.api import serializers
@@ -11,7 +10,6 @@ class PathwayViewSet(CompressedCacheResponseMixin, viewsets.ReadOnlyModelViewSet
     permission_classes = (ReadOnlyByPublisherUser,)
     serializer_class = serializers.PathwaySerializer
 
-    @function_trace('pathways_api_queryset')
     def get_queryset(self):
         queryset = self.get_serializer_class().prefetch_queryset(partner=self.request.site.partner)
         return queryset.order_by('created')