Experimental feature: add default argument to getattr().
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39ef2274a3
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950ff2923a
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@ -669,18 +669,26 @@ builtin_getattr(self, args)
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PyObject *self;
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PyObject *args;
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{
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PyObject *v;
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PyObject *v, *result, *dflt = NULL;
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PyObject *name;
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if (!PyArg_ParseTuple(args, "OS:getattr", &v, &name))
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if (!PyArg_ParseTuple(args, "OS|O:getattr", &v, &name, &dflt))
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return NULL;
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return PyObject_GetAttr(v, name);
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result = PyObject_GetAttr(v, name);
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if (result == NULL && dflt != NULL) {
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PyErr_Clear();
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Py_INCREF(dflt);
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result = dflt;
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}
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return result;
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}
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static char getattr_doc[] =
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"getattr(object, name) -> value\n\
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"getattr(object, name[, default]) -> value\n\
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\n\
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Get a named attribute from an object; getattr(x, 'y') is equivalent to x.y.";
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Get a named attribute from an object; getattr(x, 'y') is equivalent to x.y.\n\
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When a default argument is given, it is returned when the attribute doesn't\n\
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exist; without it, an exception is raised in that case.";
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static PyObject *
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