From 5d9ef6a2b2cd3ad5157261ec091eed0e81681284 Mon Sep 17 00:00:00 2001
From: ProDigySML <saj.lohani@gmail.com>
Date: Thu, 11 Apr 2019 17:21:55 -0700
Subject: [PATCH] Added in exception for empty target

---
 Interlace/lib/core/input.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Interlace/lib/core/input.py b/Interlace/lib/core/input.py
index 73d75bd..a377a96 100644
--- a/Interlace/lib/core/input.py
+++ b/Interlace/lib/core/input.py
@@ -180,6 +180,9 @@ class InputHelper(object):
         # difference operation
         targets -= exclusions
 
+        if len(targets) == 0:
+            raise Exception("No target provided, or empty target list")
+
         if arguments.command:
             commands.add(arguments.command.rstrip('\n'))
         else: