All, Currently PL/python has 1 dimension hardcoded for returning arrays:
create or replace function nparr () returns float[][] language plpythonu as $f$ from numpy import array x = ((1.0,2.0),(3.0,4.0),(5.0,6.0),) return x $f$; josh=# select nparr() ; ERROR: invalid input syntax for type double precision: "(1.0, 2.0)" CONTEXT: while creating return value PL/Python function "nparr" josh=# I'd like to add the following TODO to the TODO list: PL/Python [] Allow functions to return multi-dimensional arrays from lists or numpy arrays. -- Josh Berkus PostgreSQL Experts Inc. http://pgexperts.com -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
