SELECT invalid_type_uncaught('rick');
WARNING:  plpython: in function invalid_type_uncaught:
plpy.SPIError: Unknown error in PLy_spi_prepare.
ERROR:  Type "test" does not exist
SELECT invalid_type_caught('rick');
WARNING:  plpython: in function invalid_type_caught:
plpy.SPIError: Unknown error in PLy_spi_prepare.
ERROR:  Type "test" does not exist
SELECT invalid_type_reraised('rick');
WARNING:  plpython: in function invalid_type_reraised:
plpy.SPIError: Unknown error in PLy_spi_prepare.
ERROR:  Type "test" does not exist
SELECT valid_type('rick');
 valid_type 
------------
 
(1 row)

SELECT read_file('/etc/passwd');
ERROR:  plpython: Call of function `read_file' failed.
exceptions.IOError: can't open files in restricted mode
SELECT write_file('/tmp/plpython','This is very bad');
ERROR:  plpython: Call of function `write_file' failed.
exceptions.IOError: can't open files in restricted mode
SELECT getpid();
ERROR:  plpython: Call of function `getpid' failed.
exceptions.AttributeError: 'module' object has no attribute 'getpid'
SELECT uname();
ERROR:  plpython: Call of function `uname' failed.
exceptions.AttributeError: 'module' object has no attribute 'uname'
SELECT sys_exit();
ERROR:  plpython: Call of function `sys_exit' failed.
exceptions.AttributeError: 'module' object has no attribute 'exit'
SELECT sys_argv();
    sys_argv    
----------------
 ['RESTRICTED']
(1 row)