pysal.lib.weights.
spw_from_gal
(galfile)[source]¶Sparse scipy matrix for w from a gal file.
Parameters: |
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Returns: |
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Examples
>>> import pysal.lib
>>> spw = pysal.lib.weights.user.spw_from_gal(pysal.lib.examples.get_path("sids2.gal"))
>>> spw.sparse.nnz
462