text: from .moran import (compute_mem, moran_randomization,
                      MoranRandomization)
  from .spin import spin_permutations, SpinPermutations
  from .variogram import SurrogateMaps, SampledSurrogateMaps
  
  __all__ = ['SpinPermutations',
             'MoranRandomization',
             'compute_mem',
             'moran_randomization',
             'spin_permutations',
             'SurrogateMaps',
             'SampledSurrogateMaps']
  