Count the values associated with key

Count the values associated with key in a dictionary.
Sample data: [
{‘id’: 1, ‘success’: True, ‘name’: ‘Lary’},
{‘id’: 2, ‘success’: False, ‘name’: ‘Rabi’},
{‘id’: 3, ‘success’: True, ‘name’: ‘Alex’}
]
Expected result:
Count of how many dictionaries have success as True
student = [
  {'id': 1, 'success': True,  'name': 'Lary'},
  {'id': 2, 'success': False, 'name': 'Rabi'},
  {'id': 3, 'success': True,  'name': 'Alex'}
]

print(sum(d['success'] for d in student))    # 2