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authorIrit Katriel <1055913+iritkatriel@users.noreply.github.com>2021-11-29 10:07:24 +0000
committerGitHub <noreply@github.com>2021-11-29 10:07:24 +0000
commit4d2cc3ed46d2453bad92243128e237e7febca714 (patch)
treea95052cc836753e3364428617460471c7eba99c1
parent305236e03a274850be8ed399ea3390ee71519ef4 (diff)
downloadcpython-git-4d2cc3ed46d2453bad92243128e237e7febca714.tar.gz
bpo-45614: Fix traceback display for exceptions with invalid module name (GH-29726) (GH-29826)
(cherry picked from commit 4dfae6f38e1720ddafcdd68043e476ecb41cb4d5)
-rw-r--r--Lib/test/test_traceback.py11
-rw-r--r--Lib/traceback.py2
-rw-r--r--Misc/NEWS.d/next/Core and Builtins/2021-11-23-12-06-41.bpo-45614.fIekgI.rst1
-rw-r--r--Python/pythonrun.c2
4 files changed, 15 insertions, 1 deletions
diff --git a/Lib/test/test_traceback.py b/Lib/test/test_traceback.py
index ba03ce4629..18cd4aba24 100644
--- a/Lib/test/test_traceback.py
+++ b/Lib/test/test_traceback.py
@@ -785,6 +785,17 @@ class BaseExceptionReportingTests:
err = self.get_report(Exception(''))
self.assertIn('Exception\n', err)
+ def test_exception_modulename_not_unicode(self):
+ class X(Exception):
+ def __str__(self):
+ return "I am X"
+
+ X.__module__ = 42
+
+ err = self.get_report(X())
+ exp = f'<unknown>.{X.__qualname__}: I am X\n'
+ self.assertEqual(exp, err)
+
def test_syntax_error_various_offsets(self):
for offset in range(-5, 10):
for add in [0, 2]:
diff --git a/Lib/traceback.py b/Lib/traceback.py
index 901b99476a..d6a010f415 100644
--- a/Lib/traceback.py
+++ b/Lib/traceback.py
@@ -604,6 +604,8 @@ class TracebackException:
stype = self.exc_type.__qualname__
smod = self.exc_type.__module__
if smod not in ("__main__", "builtins"):
+ if not isinstance(smod, str):
+ smod = "<unknown>"
stype = smod + '.' + stype
if not issubclass(self.exc_type, SyntaxError):
diff --git a/Misc/NEWS.d/next/Core and Builtins/2021-11-23-12-06-41.bpo-45614.fIekgI.rst b/Misc/NEWS.d/next/Core and Builtins/2021-11-23-12-06-41.bpo-45614.fIekgI.rst
new file mode 100644
index 0000000000..4255e1885a
--- /dev/null
+++ b/Misc/NEWS.d/next/Core and Builtins/2021-11-23-12-06-41.bpo-45614.fIekgI.rst
@@ -0,0 +1 @@
+Fix :mod:`traceback` display for exceptions with invalid module name. \ No newline at end of file
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 5704bcc758..0f1794acec 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -972,7 +972,7 @@ print_exception(PyObject *f, PyObject *value)
{
Py_XDECREF(modulename);
PyErr_Clear();
- err = PyFile_WriteString("<unknown>", f);
+ err = PyFile_WriteString("<unknown>.", f);
}
else {
if (!_PyUnicode_EqualToASCIIId(modulename, &PyId_builtins))