diff --git a/src/testdir/pyxfile/pyx.py b/src/testdir/pyxfile/pyx.py
new file mode 100644
index 0000000..261a651
--- /dev/null
+++ b/src/testdir/pyxfile/pyx.py
@@ -0,0 +1,2 @@
+import sys
+print(sys.version)