From c464c9768b9d6398350c88782f1a78142cb4687f Mon Sep 17 00:00:00 2001
From: Matthew Pope <popematt@amazon.com>
Date: Wed, 26 Jul 2023 16:18:40 -0700
Subject: [PATCH] Fix faulty c_ext logic in ion_load_dump

---
 amazon/ionbenchmark/ion_load_dump.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/amazon/ionbenchmark/ion_load_dump.py b/amazon/ionbenchmark/ion_load_dump.py
index 2cd4f7e39..1505d8d82 100644
--- a/amazon/ionbenchmark/ion_load_dump.py
+++ b/amazon/ionbenchmark/ion_load_dump.py
@@ -15,7 +15,11 @@ class IonLoadDump:
     def __init__(self, binary, c_ext=None):
         self._binary = binary
         self._single_value = False
-        self._c_ext = c_ext if c_ext is not None else True
+
+        import platform
+        _is_c_ext_supported = platform.python_implementation() == "CPython"
+        _resolved_c_ext_argument = c_ext if c_ext is not None else True
+        self._c_ext = _resolved_c_ext_argument and _is_c_ext_supported
 
     def loads(self, s):
         ion.c_ext = self._c_ext