From 1f89900b160f9ec35f975a502abd592e6c57043d Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Mon, 19 Oct 2015 19:21:20 +0800
Subject: [PATCH] sim: generators are also iterables...

---
 migen/sim/core.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/migen/sim/core.py b/migen/sim/core.py
index b036dbe2c..8ad699136 100644
--- a/migen/sim/core.py
+++ b/migen/sim/core.py
@@ -211,7 +211,8 @@ class Simulator:
             generators = {"sys": generators}
         self.generators = dict()
         for k, v in generators.items():
-            if isinstance(v, collections.Iterable):
+            if (isinstance(v, collections.Iterable)
+                    and not isinstance(v, collections.Generator)):
                 self.generators[k] = list(v)
             else:
                 self.generators[k] = [v]