'list' object has no attribute 'dtype' code example

Example 1: "screen attribute has no attribute onkeypress"

wn.onkey(paddle_1_up, "w")

Example 2: how to deal with this in python AttributeError: 'int' object has no attribute 'counter'

AttributeError: 'int' object has no attribute 'counter'

Example 3: AttributeError: 'list' object has no attribute 'dtypes'

data = np.array(data, dtype=np.float32)