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bpo-40279: Add some error-handling to the module initialisation docs example (GH-19705)

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Cajetan Rodrigues 2020-04-25 07:27:53 +02:00 committed by GitHub
parent f82807746d
commit d4f3923d59
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1 changed files with 11 additions and 3 deletions
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14
Doc/extending/extending.rst
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@ -395,18 +395,26 @@ optionally followed by an import of the module::
} }
/* Add a built-in module, before Py_Initialize */ /* Add a built-in module, before Py_Initialize */
PyImport_AppendInittab("spam", PyInit_spam); if (PyImport_AppendInittab("spam", PyInit_spam) == -1) {
fprintf(stderr, "Error: could not extend in-built modules table\n");
exit(1);
}
/* Pass argv[0] to the Python interpreter */ /* Pass argv[0] to the Python interpreter */
Py_SetProgramName(program); Py_SetProgramName(program);
/* Initialize the Python interpreter. Required. */ /* Initialize the Python interpreter. Required.
If this step fails, it will be a fatal error. */
Py_Initialize(); Py_Initialize();
/* Optionally import the module; alternatively, /* Optionally import the module; alternatively,
import can be deferred until the embedded script import can be deferred until the embedded script
imports it. */ imports it. */
PyImport_ImportModule("spam"); pmodule = PyImport_ImportModule("spam");
if (!pmodule) {
PyErr_Print();
fprintf(stderr, "Error: could not import module 'spam'\n");
}
... ...