Function PLy_add_exceptions

src/pl/plpython/plpy_plpymodule.c:186–221

}

static void
PLy_add_exceptions(PyObject *plpy)
{
	PyObject   *excmod;
	HASHCTL		hash_ctl;

#if PY_MAJOR_VERSION < 3
	excmod = Py_InitModule("spiexceptions", PLy_exc_methods);
#else
	excmod = PyModule_Create(&PLy_exc_module);
#endif
	if (excmod == NULL)
		PLy_elog(ERROR, "could not create the spiexceptions module");

	/*
	 * PyModule_AddObject does not add a refcount to the object, for some odd
	 * reason; we must do that.
	 */
	Py_INCREF(excmod);
	if (PyModule_AddObject(plpy, "spiexceptions", excmod) < 0)
		PLy_elog(ERROR, "could not add the spiexceptions module");

	PLy_exc_error = PLy_create_exception("plpy.Error", NULL, NULL,
										 "Error", plpy);
	PLy_exc_fatal = PLy_create_exception("plpy.Fatal", NULL, NULL,
										 "Fatal", plpy);
	PLy_exc_spi_error = PLy_create_exception("plpy.SPIError", NULL, NULL,
											 "SPIError", plpy);

	hash_ctl.keysize = sizeof(int);
	hash_ctl.entrysize = sizeof(PLyExceptionEntry);
	PLy_spi_exceptions = hash_create("PL/Python SPI exceptions", 256,
									 &hash_ctl, HASH_ELEM | HASH_BLOBS);

	PLy_generate_spi_exceptions(excmod, PLy_exc_spi_error);
}

/*
 * Create an exception object and add it to the module