From 225b4ca9b7d92420103315747d9aae6952bdb851 Mon Sep 17 00:00:00 2001
From: Michael Schmoock <michael@schmoock.net>
Date: Mon, 21 Feb 2022 15:18:52 +0100
Subject: [PATCH] autopilot: fixme division by zero

I don't understand the code at that location, but it can raise
a division by zero in testing environment where no real graph
was accessible because it couldn't be downloaded.
---
 autopilot/lib_autopilot.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/autopilot/lib_autopilot.py b/autopilot/lib_autopilot.py
index 3b3cad6..8370a0b 100644
--- a/autopilot/lib_autopilot.py
+++ b/autopilot/lib_autopilot.py
@@ -243,6 +243,7 @@ class Autopilot():
             path_pdf[node] = path_sum
 
         s = sum(path_pdf.values())
+        # FIXME: next line can raise a division by zero
         path_pdf = {k: v / s for k, v in path_pdf.items()}
         self.__logger.info(
             "DECREASE DIAMETER: probability density function created")