From 4d4f987b9f25fd3b3f32796609a2aa29f5c40132 Mon Sep 17 00:00:00 2001
From: Kevin <Kevin>
Date: Fri, 1 May 2020 08:55:04 +0200
Subject: [PATCH] fixed typing

---
 b_asic/signal_flow_graph.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/b_asic/signal_flow_graph.py b/b_asic/signal_flow_graph.py
index 5e01feaf..6529dfd7 100644
--- a/b_asic/signal_flow_graph.py
+++ b/b_asic/signal_flow_graph.py
@@ -284,7 +284,7 @@ class SFG(AbstractOperation):
     def split(self) -> Iterable[Operation]:
         return self.operations
     
-    def to_sfg(self) -> SFG:
+    def to_sfg(self) -> 'SFG':
         return self
 
     def inputs_required_for_output(self, output_index: int) -> Iterable[int]:
-- 
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