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authorIrit Katriel <1055913+iritkatriel@users.noreply.github.com>2021-11-27 22:00:10 (GMT)
committerGitHub <noreply@github.com>2021-11-27 22:00:10 (GMT)
commit4dfae6f38e1720ddafcdd68043e476ecb41cb4d5 (patch)
treef4b3c2b296051e5f4ac3e4fdc9f4183758f65b4a
parente71c12efcddc1076d5367461a5b416092267aa77 (diff)
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bpo-45614: Fix traceback display for exceptions with invalid module name (GH-29726)
-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 d88851d..cde35f5 100644
--- a/Lib/test/test_traceback.py
+++ b/Lib/test/test_traceback.py
@@ -1254,6 +1254,17 @@ class BaseExceptionReportingTests:
exp = "%s: %s\n" % (str_name, str_value)
self.assertEqual(exp, 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_exception_bad__str__(self):
class X(Exception):
def __str__(self):
diff --git a/Lib/traceback.py b/Lib/traceback.py
index 97caa13..77f8590 100644
--- a/Lib/traceback.py
+++ b/Lib/traceback.py
@@ -808,6 +808,8 @@ 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 0000000..4255e18
--- /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 2c0950e..2f68b21 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -1022,7 +1022,7 @@ print_exception(struct exception_print_context *ctx, PyObject *value)
{
Py_XDECREF(modulename);
PyErr_Clear();
- err = PyFile_WriteString("<unknown>", f);
+ err = PyFile_WriteString("<unknown>.", f);
}
else {
if (!_PyUnicode_EqualToASCIIId(modulename, &PyId_builtins) &&