Function PLy_procedure_valid

src/pl/plpython/plpy_procedure.c:416–428

* Decide whether a cached PLyProcedure struct is still valid */

 * Decide whether a cached PLyProcedure struct is still valid
 */
static bool
PLy_procedure_valid(PLyProcedure *proc, HeapTuple procTup)
{
	if (proc == NULL)
		return false;

	/* If the pg_proc tuple has changed, it's not valid */
	if (!(proc->fn_xmin == HeapTupleHeaderGetRawXmin(procTup->t_data) &&
		  ItemPointerEquals(&proc->fn_tid, &procTup->t_self)))
		return false;

	return true;
}

static char *
PLy_procedure_munge_source(const char *name, const char *src)