docs: def getStickXY(TableName):
      """
      Get X and Y for fine plotting of a stick spectrum.
      Usage: X,Y = getStickXY(TableName).
      """
      cent,intens = getColumns(TableName,('nu','sw'))
      n = len(cent)
      cent_ = zeros(n*3)
      intens_ = zeros(n*3)
      for i in range(n):
          intens_[3*i] = 0
          intens_[3*i+1] = intens[i]
          intens_[3*i+2] = 0
          cent_[(3*i):(3*i+3)] = cent[i]
      return cent_,intens_