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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 excite(self, currentActivation, inputs):
 """ Increases current activation by amount. @param currentActivation (numpy array) Current activation levels for each cell @param inputs (numpy array) inputs for each cell """


    currentActivation += self._minValue + (self._maxValue - self._minValue) / (
                         1 + numpy.exp(-self._steepness * (inputs - self._xMidpoint)))

    return currentActivation