layout_seq = {}
device_seq_dict = {"A": 1, "B": 2, "C": 3, "E":5, "D":4}
layer_name_dict = {
    "layer1": {
        "A": ["R90", "R0"],
        "B": ["R0", "R270"],
        "C": ["R0"],
        "D": ["R0"],
        "E": ["R0"],
        },
    "layer2": {
        "A": ["R90", "R0"],
        "B": ["R90"],
        "C": ["R90"],
        "D": ["R90"],
        "E": ["R90"],
        },
    }


for layer_name, device_name in layer_name_dict.items():
    _add = 0
    for _name, _rotation in device_name.items():
        # if len(_rotation) == 1:
        #     _key = layer_name + "_" + _name + "_" + _rotation[0]
        #     _value = device_seq_dict.get(_name)

        #     layout_seq[_key] = _value
        # else:
        for _index, _r in enumerate(_rotation):
            _key = layer_name + "_" + _name + "_" + _r
            _value = device_seq_dict.get(_name) + _add + _index
            if _index > 0:
                _add += 1
            layout_seq[_key] = _value


print(layout_seq)