Merged revisions 62774-62775,62785,62787-62788 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

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  r62774 | georg.brandl | 2008-05-06 19:11:42 +0200 (Tue, 06 May 2008) | 2 lines

  #2773: fix description of 'g' and 'G' formatting spec.
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  r62775 | georg.brandl | 2008-05-06 19:20:54 +0200 (Tue, 06 May 2008) | 2 lines

  > != (!<).
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  r62785 | benjamin.peterson | 2008-05-07 00:18:11 +0200 (Wed, 07 May 2008) | 2 lines

  Fix logic error in Python/_warnings.c and add a test to verify
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  r62787 | benjamin.peterson | 2008-05-07 00:31:52 +0200 (Wed, 07 May 2008) | 2 lines

  Make the Python implementation of warnings compatible with the C implementation regarding non-callable showwarning
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  r62788 | christian.heimes | 2008-05-07 00:41:46 +0200 (Wed, 07 May 2008) | 1 line

  Implemented PEP 370
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This commit is contained in:
Christian Heimes 2008-05-06 23:45:46 +00:00
parent 1bf7108fd5
commit 8dc226fccd
13 changed files with 458 additions and 74 deletions

View file

@ -378,15 +378,47 @@ warn_explicit(PyObject *category, PyObject *message,
show_warning(filename, lineno, text, category, sourceline);
}
else {
PyObject *res;
res = PyObject_CallFunctionObjArgs(show_fxn, message, category,
const char *msg = "functions overriding warnings.showwarning() "
"must support the 'line' argument";
const char *text_char = PyUnicode_AsString(text);
if (strcmp(msg, text_char) == 0) {
/* Prevent infinite recursion by using built-in implementation
of showwarning(). */
show_warning(filename, lineno, text, category, sourceline);
}
else {
PyObject *check_fxn;
PyObject *defaults;
PyObject *res;
if (PyMethod_Check(show_fxn))
check_fxn = PyMethod_Function(show_fxn);
else if (PyFunction_Check(show_fxn))
check_fxn = show_fxn;
else {
PyErr_SetString(PyExc_TypeError,
"warnings.showwarning() must be set to a "
"function or method");
Py_DECREF(show_fxn);
goto cleanup;
}
defaults = PyFunction_GetDefaults(check_fxn);
/* 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)
goto cleanup;
}
res = PyObject_CallFunctionObjArgs(show_fxn, message, category,
filename, lineno_obj,
NULL);
Py_DECREF(show_fxn);
Py_XDECREF(res);
if (res == NULL)
goto cleanup;
Py_DECREF(show_fxn);
Py_XDECREF(res);
if (res == NULL)
goto cleanup;
}
}
}
else /* if (rc == -1) */