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Move test.test_support.catch_warning() to the warnings module, rename it

Browse source 
catch_warnings(), and clean up the API.

While expanding the test suite, a bug was found where a warning about the
'line' argument to showwarning() was not letting functions with '*args' go
without a warning.

Closes issue 3602.
Code review by Benjamin Peterson.
This commit is contained in:
Brett Cannon 2008-09-02 01:25:16 +00:00
parent 86533776c2
commit 1eaf0742d8
11 changed files with 208 additions and 126 deletions
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14
Python/_warnings.c
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@ -1,4 +1,5 @@
#include "Python.h"
#include "code.h" /* For DeprecationWarning about adding 'line'. */
#include "frameobject.h"
#define MODULE_NAME "_warnings"
@ -416,11 +417,16 @@ warn_explicit(PyObject *category, PyObject *message,
/* A proper implementation of warnings.showwarning() should
have at least two default arguments. */
if ((defaults == NULL) || (PyTuple_Size(defaults) < 2)) {
if (PyErr_WarnEx(PyExc_DeprecationWarning, msg, 1) < 0) {
Py_DECREF(show_fxn);
goto cleanup;
PyCodeObject *code = (PyCodeObject *)
PyFunction_GetCode(check_fxn);
if (!(code->co_flags & CO_VARARGS)) {
if (PyErr_WarnEx(PyExc_DeprecationWarning, msg, 1) <
0) {
Py_DECREF(show_fxn);
goto cleanup;
}
}
}
}
res = PyObject_CallFunctionObjArgs(show_fxn, message, category,
filename, lineno_obj,
NULL);