code: def select_from_array(cls, array, identifier):
          
  
          base_array = np.zeros(array.shape)
          array_coords = np.where(array == identifier)
          base_array[array_coords] = 1
  
          return cls(base_array)
docs: Return a region from a numpy array.
          
          :param array: :class:`numpy.ndarray`
          :param identifier: value representing the region to select in the array
          :returns: :class:`jicimagelib.region.Region`