import uuid

class Manager():
    # Manager class to manage a notiframe session. 
    def __init__(self):
        self.devices = {}
    
    def gen_id(self):
        return uuid.uuid4()


#do function wrapper here for tests functions, to say "test_function_name" success/failure
def TEST_manager():
    manager = Manager()
    uuid_test = manager.gen_id()
    print(is_valid_uuid(uuid_test))

# Test if manager class's gen_id function produces a valid uuid
def is_valid_uuid(val):
    try:
        uuid.UUID(str(val))
        return True
    except ValueError:
        return False

TEST_manager()