From 16570e00794f4e6e512aa97a60f029cc70ff8cb0 Mon Sep 17 00:00:00 2001
From: Tom Henderson <tomh@tomh.org>
Date: Fri, 24 Aug 2018 18:06:28 -0700
Subject: [PATCH] build: Fix type mismatch due to Python 3.7 API change

---
 src/core/bindings/modulegen_customizations.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/bindings/modulegen_customizations.py b/src/core/bindings/modulegen_customizations.py
index 2835090b5..bc682710f 100644
--- a/src/core/bindings/modulegen_customizations.py
+++ b/src/core/bindings/modulegen_customizations.py
@@ -62,7 +62,7 @@ PyObject *item = PyList_GET_ITEM(%(py_name)s, %(idx)s);
                              '"argument %s must be a list of strings");') % self.name)
         wrapper.before_call.write_code(
             '#if PY_VERSION_HEX >= 0x03000000\n'
-            '{var}[{idx}] = PyUnicode_AsUTF8(item);\n'
+            '{var}[{idx}] = const_cast<char *> (PyUnicode_AsUTF8(item));\n'
             '#else\n'
             '{var}[{idx}] = PyString_AsString(item);\n'
             '#endif\n'