       num_ngbrs INT DEFAULT 5)
 RETURNS TABLE (moran NUMERIC, significance NUMERIC)
 AS $$
+  plpy.execute('SELECT cdb_crankshaft._cdb_crankshaft_activate_py()')
   from crankshaft.clustering import moran_local
   # TODO: use named parameters or a dictionary
   return moran(subquery, attr, num_ngbrs, permutations, geom_col, id_col, w_type)


-- Moran's I Local
CREATE OR REPLACE FUNCTION
  CDB_AreasOfInterest_Local(
      subquery TEXT,
      attr TEXT,
      permutations INT DEFAULT 99,
      geom_col TEXT DEFAULT 'the_geom',
      id_col TEXT DEFAULT 'cartodb_id',
      w_type TEXT DEFAULT 'knn',
      num_ngbrs INT DEFAULT 5)
RETURNS TABLE (moran NUMERIC, quads TEXT, significance NUMERIC, ids INT, y NUMERIC)
AS $$
  from crankshaft.clustering import moran_local
  # TODO: use named parameters or a dictionary
  return moran_local(subquery, attr, permutations, geom_col, id_col, w_type, num_ngbrs)
$$ LANGUAGE plpythonu;

-- Moran's I Rate (global)
CREATE OR REPLACE FUNCTION
  CDB_AreasOfInterest_Global_Rate(
      subquery TEXT,
      numerator TEXT,
      denominator TEXT,
      permutations INT DEFAULT 99,
      geom_col TEXT DEFAULT 'the_geom',
      id_col TEXT DEFAULT 'cartodb_id',
      w_type TEXT DEFAULT 'knn',
      num_ngbrs INT DEFAULT 5)
RETURNS TABLE (moran FLOAT, significance FLOAT)
AS $$
  from crankshaft.clustering import moran_local
  # TODO: use named parameters or a dictionary
  return moran_rate(subquery, numerator, denominator, permutations, geom_col, id_col, w_type, num_ngbrs)
$$ LANGUAGE plpythonu;


-- Moran's I Local Rate
CREATE OR REPLACE FUNCTION
  CDB_AreasOfInterest_Local_Rate(
      subquery TEXT,
      numerator TEXT,

RETURNS
TABLE(moran NUMERIC, quads TEXT, significance NUMERIC, ids INT, y NUMERIC)
AS $$

  SELECT moran, quads, significance, ids, y
  FROM cdb_crankshaft._CDB_AreasOfInterest_Local_Rate(subquery, numerator, denominator, permutations, geom_col, id_col, w_type, num_ngbrs);

$$ LANGUAGE SQL;

CREATE OR REPLACE FUNCTION
  CDB_GetSpatialHotspots_Rate(
      subquery TEXT,
      numerator TEXT,
      denominator TEXT,
      permutations INT DEFAULT 99,
      geom_col TEXT DEFAULT 'the_geom',
      id_col TEXT DEFAULT 'cartodb_id',
      w_type TEXT DEFAULT 'knn',
      num_ngbrs INT DEFAULT 5)
RETURNS
TABLE(moran NUMERIC, quads TEXT, significance NUMERIC, ids INT, y NUMERIC)
AS $$

  SELECT moran, quads, significance, ids, y
  FROM cdb_crankshaft._CDB_AreasOfInterest_Local_Rate(subquery, numerator, denominator, permutations, geom_col, id_col, w_type, num_ngbrs)
  WHERE quads IN ('HH', 'HL');

$$ LANGUAGE SQL;

CREATE OR REPLACE FUNCTION
  CDB_GetSpatialColdspots_Rate(
      subquery TEXT,
      numerator TEXT,
      denominator TEXT,
      permutations INT DEFAULT 99,
      geom_col TEXT DEFAULT 'the_geom',
      id_col TEXT DEFAULT 'cartodb_id',
      w_type TEXT DEFAULT 'knn',
      num_ngbrs INT DEFAULT 5)
RETURNS
TABLE(moran NUMERIC, quads TEXT, significance NUMERIC, ids INT, y NUMERIC)
AS $$

  SELECT moran, quads, significance, ids, y
  FROM cdb_crankshaft._CDB_AreasOfInterest_Local_Rate(subquery, numerator, denominator, permutations, geom_col, id_col, w_type, num_ngbrs)
  WHERE quads IN ('LL', 'LH');

$$ LANGUAGE SQL;

CREATE OR REPLACE FUNCTION
  CDB_GetSpatialOutliers_Rate(
      subquery TEXT,
      numerator TEXT,
      denominator TEXT,
      permutations INT DEFAULT 99,
      geom_col TEXT DEFAULT 'the_geom',
      id_col TEXT DEFAULT 'cartodb_id',
      w_type TEXT DEFAULT 'knn',
      num_ngbrs INT DEFAULT 5)
RETURNS
TABLE(moran NUMERIC, quads TEXT, significance NUMERIC, ids INT, y NUMERIC)
AS $$

  SELECT moran, quads, significance, ids, y
  FROM cdb_crankshaft._CDB_AreasOfInterest_Local_Rate(subquery, numerator, denominator, permutations, geom_col, id_col, w_type, num_ngbrs)
  WHERE quads IN ('HL', 'LH');

$$ LANGUAGE SQL;

-- -- Moran's I Local Bivariate
-- CREATE OR REPLACE FUNCTION
