From 8ee2dec166b5a27b16af687abef86e0accf31096 Mon Sep 17 00:00:00 2001
From: Michael Droettboom <mdboom@gmail.com>
Date: Wed, 25 Apr 2018 12:59:46 -0400
Subject: [PATCH] Fallback to raw object when converting a sequence fails

This happens with Pandas data frames.
---
 src/python2js.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/python2js.cpp b/src/python2js.cpp
index d8c29a7b6..7e8a0528a 100644
--- a/src/python2js.cpp
+++ b/src/python2js.cpp
@@ -114,7 +114,9 @@ val pythonToJs(PyObject *x) {
     for (size_t i = 0; i < length; ++i) {
       PyObject *item = PySequence_GetItem(x, i);
       if (item == NULL) {
-        return pythonExcToJs();
+        // If something goes wrong converting the sequence, fallback to the Python proxy
+        PyErr_Clear();
+        return val(Py(x));
       }
       x_array.call<int>("push", pythonToJs(item));
       Py_DECREF(item);