Mercurial > cpython-lru_cache-weakref
diff Python/_warnings.c @ 65624:39b9e9de372b
Add a new warning gategory, ResourceWarning, as discussed on python-dev. It is silent by default,
except when configured --with-pydebug.
Emit this warning from the GC shutdown procedure, rather than just printing to stderr.
| author | Georg Brandl <georg@python.org> |
|---|---|
| date | Sun, 24 Oct 2010 15:11:22 +0000 |
| parents | 1b5ee6e845cd |
| children | 6f19622dd342 |
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--- a/Python/_warnings.c Sun Oct 24 14:32:45 2010 +0000 +++ b/Python/_warnings.c Sun Oct 24 15:11:22 2010 +0000 @@ -835,6 +835,7 @@ static PyObject *ignore_str = NULL; static PyObject *error_str = NULL; static PyObject *default_str = NULL; + static PyObject *always_str = NULL; PyObject *action_obj = NULL; PyObject *lineno, *result; @@ -862,6 +863,14 @@ } action_obj = default_str; } + else if (!strcmp(action, "always")) { + if (always_str == NULL) { + always_str = PyUnicode_InternFromString("always"); + if (always_str == NULL) + return NULL; + } + action_obj = always_str; + } else { Py_FatalError("unknown action"); } @@ -879,10 +888,10 @@ init_filters(void) { /* Don't silence DeprecationWarning if -3 was used. */ - PyObject *filters = PyList_New(4); + PyObject *filters = PyList_New(5); unsigned int pos = 0; /* Post-incremented in each use. */ unsigned int x; - const char *bytes_action; + const char *bytes_action, *resource_action; if (filters == NULL) return NULL; @@ -901,7 +910,14 @@ bytes_action = "ignore"; PyList_SET_ITEM(filters, pos++, create_filter(PyExc_BytesWarning, bytes_action)); - + /* resource usage warnings are enabled by default in pydebug mode */ +#ifdef Py_DEBUG + resource_action = "always"; +#else + resource_action = "ignore"; +#endif + PyList_SET_ITEM(filters, pos++, create_filter(PyExc_ResourceWarning, + resource_action)); for (x = 0; x < pos; x += 1) { if (PyList_GET_ITEM(filters, x) == NULL) { Py_DECREF(filters);