Explicitly close some files (from issue #10093)
diff --git a/Python/traceback.c b/Python/traceback.c
index 9c9c357..558755d 100644
--- a/Python/traceback.c
+++ b/Python/traceback.c
@@ -208,6 +208,7 @@
     PyObject *binary;
     PyObject *fob = NULL;
     PyObject *lineobj = NULL;
+    PyObject *res;
     char buf[MAXPATHLEN+1];
     Py_UNICODE *u, *p;
     Py_ssize_t len;
@@ -253,6 +254,11 @@
             break;
         }
     }
+    res = PyObject_CallMethod(fob, "close", "");
+    if (res)
+        Py_DECREF(res);
+    else
+        PyErr_Clear();
     Py_DECREF(fob);
     if (!lineobj || !PyUnicode_Check(lineobj)) {
         Py_XDECREF(lineobj);