Log Message:
-----------
Add documentation why reassigning PL/Python function parameters in the
function body can have undesirable outcomes. (bug #5232)
Modified Files:
--------------
pgsql/doc/src/sgml:
plpython.sgml (r1.42 -> r1.43)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/plpython.sgml?r1=1.42&r2=1.43)