def _annotate_with_enrollment(self, summary, trends, enrollment_data):
"""
Add weekly enrollment data to the summary and trends so we can display stats as a
percentage of the total enrollment at the time.
"""
# Approximate the weekly enrollment using the last day of each week:
enrollment_by_day = {datum['date']: datum['count'] for datum in enrollment_data}
has_enrollment_data = any(enrollment_by_day.get(week['weekEnding']) for week in trends)
if not has_enrollment_data:
return
for week in trends:
week['enrollment'] = enrollment_by_day.get(week['weekEnding'])
num_active = week.get('any', 0)
if num_active == 0:
week['active_percent'] = 0
elif week['enrollment']:
week['active_percent'] = num_active / float(week['enrollment'])
else:
week['active_percent'] = None # Avoid divide-by-zero but add an entry for this column so it appears
most_recent = trends[-1]
summary_enrollment = enrollment_by_day.get(most_recent['weekEnding'])
if summary_enrollment:
for key in self.get_activity_types():
if summary.get(key):
# Translators: '{percentage}' in as a placeholder for the percentage value.
percent_str = _("{percentage} of current students")
summary[key + '_percent_str'] = percent_str.format(
percentage=metric_percentage(summary[key] / float(summary_enrollment))
)
elif key in summary:
summary[key + '_percent_str'] = '--'
def _annotate_with_enrollment(self, summary, trends, enrollment_data):
"""
Add weekly enrollment data to the summary and trends so we can display stats as a
percentage of the total enrollment at the time.
"""
# Approximate the weekly enrollment using the last day of each week:
enrollment_by_day = {
datum['date']: datum['count']
for datum in enrollment_data
}
has_enrollment_data = any(
enrollment_by_day.get(week['weekEnding']) for week in trends)
if not has_enrollment_data:
return
for week in trends:
week['enrollment'] = enrollment_by_day.get(week['weekEnding'])
num_active = week.get('any', 0)
if num_active == 0:
week['active_percent'] = 0
elif week['enrollment']:
week['active_percent'] = num_active / float(week['enrollment'])
else:
week[
'active_percent'] = None # Avoid divide-by-zero but add an entry for this column so it appears
# Find the latest weekEnding in the trends that we have enrollment data for.
# (should usually be trends[-1] unless the enrollment data somehow got behind)
summary_enrollment = None
trends_step_back = 1
while not summary_enrollment:
if trends_step_back > len(trends):
# No enrollment data for any of the dates in the activity trend data.
# This should never be executed because of the has_enrollment_data check above.
return
most_recent = trends[-trends_step_back]
summary_enrollment = enrollment_by_day.get(
most_recent['weekEnding'])
trends_step_back += 1
if summary_enrollment:
for key in self.get_activity_types():
if summary.get(key):
# Translators: '{percentage}' in as a placeholder for the percentage value.
percent_str = _("{percentage} of current learners")
summary[key + '_percent_str'] = percent_str.format(
percentage=metric_percentage(
summary[key] / float(summary_enrollment)))
elif key in summary:
summary[key + '_percent_str'] = '--'
def _annotate_with_enrollment(self, summary, trends, enrollment_data):
"""
Add weekly enrollment data to the summary and trends so we can display stats as a
percentage of the total enrollment at the time.
"""
# Approximate the weekly enrollment using the last day of each week:
enrollment_by_day = {datum['date']: datum['count'] for datum in enrollment_data}
has_enrollment_data = any(enrollment_by_day.get(week['weekEnding']) for week in trends)
if not has_enrollment_data:
return
for week in trends:
week['enrollment'] = enrollment_by_day.get(week['weekEnding'])
num_active = week.get('any', 0)
if num_active == 0:
week['active_percent'] = 0
elif week['enrollment']:
week['active_percent'] = num_active / float(week['enrollment'])
else:
week['active_percent'] = None # Avoid divide-by-zero but add an entry for this column so it appears
# Find the latest weekEnding in the trends that we have enrollment data for.
# (should usually be trends[-1] unless the enrollment data somehow got behind)
summary_enrollment = None
trends_step_back = 1
while not summary_enrollment:
if trends_step_back > len(trends):
# No enrollment data for any of the dates in the activity trend data.
# This should never be executed because of the has_enrollment_data check above.
return
most_recent = trends[-trends_step_back]
summary_enrollment = enrollment_by_day.get(most_recent['weekEnding'])
trends_step_back += 1
if summary_enrollment:
for key in self.get_activity_types():
if summary.get(key):
# Translators: '{percentage}' in as a placeholder for the percentage value.
percent_str = _("{percentage} of current learners")
summary[key + '_percent_str'] = percent_str.format(
percentage=metric_percentage(summary[key] / float(summary_enrollment))
)
elif key in summary:
summary[key + '_percent_str'] = '--'
def test_metric_percentage(self):
self.assertEqual(dashboard_extras.metric_percentage(0), '0%')
self.assertEqual(dashboard_extras.metric_percentage(0.009), '< 1%')
self.assertEqual(dashboard_extras.metric_percentage(0.5066), '50.7%')
self.assertEqual(dashboard_extras.metric_percentage(0.5044), '50.4%')
def test_metric_percentage(self):
self.assertEqual(dashboard_extras.metric_percentage(0), '0%')
self.assertEqual(dashboard_extras.metric_percentage(0.009), '< 1%')
self.assertEqual(dashboard_extras.metric_percentage(0.5066), '50.7%')
self.assertEqual(dashboard_extras.metric_percentage(0.5044), '50.4%')
