gistfile1.py

people_list = [
{name: 'A',
friends: 'B','C'},
{name: 'D',
friends: 'E','A'},
]

friends_groups = 0

for person1 in people_list:
  for person2 in people_list:
    if person1['name'] != person2['name']:
      if person1['name']  in person2['friends']:
        friends_groups +=1