wjones127 commented on code in PR #39380:
URL: https://github.com/apache/arrow/pull/39380#discussion_r1448243639


##########
python/pyarrow/src/arrow/python/common.cc:
##########
@@ -131,6 +138,34 @@ class PythonErrorDetail : public StatusDetail {
   }
 
  protected:
+  Result<std::string> FormatImpl() const {
+    PyAcquireGIL lock;
+
+    // Use traceback.format_exception()
+    OwnedRef traceback_module;
+    RETURN_NOT_OK(internal::ImportModule("traceback", &traceback_module));
+
+    OwnedRef fmt_exception;
+    RETURN_NOT_OK(internal::ImportFromModule(traceback_module.obj(), 
"format_exception",
+                                             &fmt_exception));
+
+    OwnedRef formatted;
+    formatted.reset(PyObject_CallFunctionObjArgs(fmt_exception.obj(), 
exc_type_.obj(),

Review Comment:
   Thanks. I've added error checks to each of the calls into the Python API.



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