From 61e533abd90c88522bfa8a0e1ee452c1e1cb81d4 Mon Sep 17 00:00:00 2001
From: Silvio Tomatis <silviot@gmail.com>
Date: Tue, 22 Sep 2020 15:41:26 +0200
Subject: [PATCH] Fix tests

---
 ffmpeg/_run.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ffmpeg/_run.py b/ffmpeg/_run.py
index e5b22c6..a3c7987 100644
--- a/ffmpeg/_run.py
+++ b/ffmpeg/_run.py
@@ -159,7 +159,7 @@ def get_args(stream_spec, overwrite_output=False):
     filter_nodes = [node for node in sorted_nodes if isinstance(node, (FilterNode, SourceNode))]
     stream_name_map = {(node, None): str(i) for i, node in enumerate(input_nodes)}
     filter_arg = _get_filter_arg(filter_nodes, outgoing_edge_maps, stream_name_map)
-    args += reduce(operator.add, [_get_input_args(node) for node in input_nodes])
+    args += reduce(operator.add, [_get_input_args(node) for node in input_nodes], [])
     if filter_arg:
         args += ['-filter_complex', filter_arg]
     args += reduce(