[PATCH 1/3] trace-cmd: in python plugin, use PyUnicode_FromString on Python 3

[Patrick McLean <chutzpah@xxxxxxxxxx>]

From: Patrick McLean <patrick.mclean@xxxxxxxx>

All strings are unicode in Python 3, so PyString_* is no longer
reccommended. This uses PyUnicode_* instead.

Signed-off-by: Patrick McLean <patrick.mclean@xxxxxxxx>
---
 plugins/plugin_python.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/plugins/plugin_python.c b/plugins/plugin_python.c
index e725ad8..dc7932e 100644
--- a/plugins/plugin_python.c
+++ b/plugins/plugin_python.c
@@ -81,7 +81,11 @@ int TEP_PLUGIN_LOADER(struct tep_handle *pevent)
 	} else
 		Py_DECREF(res);
 
+#if PY_MAJOR_VERSION >= 3
+	str = PyUnicode_FromString("pevent");
+#else
 	str = PyString_FromString("pevent");
+#endif
 	if (!str)
 		return -ENOMEM;
 
-- 
2.22.0