関連ワード:  what does 1 do in python    what does 1 do in python list    what does 1 mean in python    what does - 1 mean in python list    what does exit 1 do in python    what does shift 1 do in python    what does axis 1 do in python    what does .shape 1 do in python    what does 1 2 do in python    what does return 1 do in python