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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def check_power(self):
 """Returns the power state of the smart power strip."""

    state = self.check_power_raw()
    data = {}
    data['s1'] = bool(state & 0x01)
    data['s2'] = bool(state & 0x02)
    data['s3'] = bool(state & 0x04)
    data['s4'] = bool(state & 0x08)
    return data