From b9ecd19e918d9dccebc04a056f9e4f269c1a7328 Mon Sep 17 00:00:00 2001
From: Dan Howe <d.howe@wrl.unsw.edu.au>
Date: Mon, 2 Jul 2018 13:44:41 +1000
Subject: [PATCH] Ensure all lastools arguments are strings

---
 survey_tools.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/survey_tools.py b/survey_tools.py
index 9803736..2bc2158 100644
--- a/survey_tools.py
+++ b/survey_tools.py
@@ -54,7 +54,7 @@ def call_lastools(tool_name, input, output=None, args=None, verbose=True):
 
     # Append additional lastools arguments, if provided
     if args:
-        cmd += args
+        cmd += [str(a) for a in args]
 
     process = subprocess.Popen(
         cmd,