def find_non_friends(user):
ret = []
for i in list(db.find_participants({'username': {'$ne': user['username']}})):
if not i['username'] in user['contributors']:
ret.append(i)
return ret
def search_participants(q):
ret = []
for f in db.find_participants():
if q['name'].lower() in f['name'].lower():
ret.append(f)
return ret
