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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 killCellRegion(self, centerColumn, radius):
 """ Kill cells around a centerColumn, within radius """

    self.deadCols = topology.wrappingNeighborhood(centerColumn,
                                          radius,
                                          self._columnDimensions)
    self.deadColumnInputSpan = self.getConnectedSpan(self.deadCols)
    self.removeDeadColumns()