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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 calc_one_vert_gauss(one_vert, xyz=None, std=None):
 """Calculate how many electrodes influence one vertex, using a Gaussian function. Parameters one_vert : ndarray vector of xyz position of a vertex xyz : ndarray nChan X 3 with the position of all the channels std : float distance in mm of the Gaussian kernel Returns ------- ndarray one vector with values for one vertex """

    trans = empty(xyz.shape[0])
    for i, one_xyz in enumerate(xyz):
        trans[i] = gauss(norm(one_vert - one_xyz), std)
    return trans