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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 complex_data(self):
    '''
    This unpacks the data into a time-series data, of complex values.

    Also, any DC offset from the time-series is removed.

    This is a 1D complex-valued numpy array.
    '''
    cp = np.frombuffer(self.data, dtype='i1').astype(np.float32).view(np.complex64)
    cp = cp - cp.mean()
    return cp