feat: add method generated certificates (DS-272)

openedx/features/survey_report/application.py

@@ -2,10 +2,17 @@
 Contains the logic to manage survey report model.
 """
 
-from openedx.features.survey_report.queries import get_unique_courses_offered, currently_learners, learners_registered
+from openedx.features.survey_report.queries import (
+    currently_learners,
+    genarated_certificates,
+    get_unique_courses_offered,
+    learners_registered
+)
+
 
 def generate_report() -> None:
     """ Generate a report with relevant data."""
-    courses_offered=get_unique_courses_offered()
-    learners=currently_learners()
-    registered=learners_registered()
+    courses_offered = get_unique_courses_offered()
+    learners = currently_learners()
+    registered = learners_registered()
+    certificates = genarated_certificates()

openedx/features/survey_report/management/commands/generate_report.py

@@ -3,8 +3,10 @@
 """
 
 from django.core.management.base import BaseCommand, CommandError
+
 from openedx.features.survey_report.application import generate_report
 
+
 class Command(BaseCommand):
     """
     Management command to generate a new survey report with
@@ -17,10 +19,10 @@ class Command(BaseCommand):
         learners ever registered, and generated certificates.
         """
 
-    def handle(self, *args, **options):
+    def handle(self, *_args, **_options):
         try:
             generate_report()
         except Exception as error:
-            raise CommandError('An error has ocurred while report was generating.') from error
+            raise CommandError('An error has occurred while report was generating.') from error
 
         self.stdout.write(self.style.SUCCESS('Survey report has been generated successfully.'))

openedx/features/survey_report/management/commands/tests/test_generate_report.py

@@ -3,9 +3,11 @@
 """
 
 from io import StringIO
+
 from django.core.management import call_command
 from django.test import TestCase
 
+
 class GenerateReportTest(TestCase):
     def test_command_output(self):
         out = StringIO()

openedx/features/survey_report/models.py

@@ -2,9 +2,8 @@
 Survey Report models.
 """
 
-from jsonfield import JSONField
-
 from django.db import models
+from jsonfield import JSONField
 
 
 class SurveyReport(models.Model):

openedx/features/survey_report/queries.py

@@ -3,37 +3,49 @@
 """
 
 from datetime import datetime, timedelta
-from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
+
+from django.contrib.auth.models import User  # lint-amnesty, pylint: disable=imported-auth-user
+from django.db.models import Count, OuterRef, Q, Subquery
+
 from common.djangoapps.student.models import CourseEnrollment
-from django.contrib.auth.models import User
+from lms.djangoapps.grades.models import PersistentCourseGrade
+from openedx.core.djangoapps.content.course_overviews.models import CourseOverview
 
-from django.db.models import Q, Subquery, OuterRef, Count
 
 def get_unique_courses_offered() -> int:
     """
     Get total number of unique courses offered.
     """
     return CourseOverview.objects.annotate(
-        count = Subquery(
+        count=Subquery(
             CourseEnrollment.objects
-                .filter(course_id=OuterRef('id'))
-                .values('course_id')
-                .annotate(count=Count('course_id'))
-                .values('count')
-                ))\
+                            .filter(course_id=OuterRef('id'))
+                            .values('course_id')
+                            .annotate(count=Count('course_id'))
+                            .values('count')
+        ))\
         .filter(count__gt=5)\
         .filter(start__lt=datetime.now())\
-        .filter(Q(end__isnull=True)|Q(end__gt=datetime.now()))\
+        .filter(Q(end__isnull=True) | Q(end__gt=datetime.now()))\
         .count()
 
+
 def currently_learners() -> int:
     """
     Get total number of learners with last login in the last 3 weeks.
     """
     return User.objects.filter(last_login__gte=datetime.now() - timedelta(weeks=3)).count()
 
-def learners_registered()-> int:
+
+def learners_registered() -> int:
     """
     Get count of learners registered.
     """
     return User.objects.filter(is_active=1).count()
+
+
+def generated_certificates() -> int:
+    """
+    Get count of generated certificates.
+    """
+    return PersistentCourseGrade.objects.filter(passed_timestamp__isnull=False).count()