From 98d0f1995003aea5e843fef547d4e09cfe8f6aa4 Mon Sep 17 00:00:00 2001
From: Bjoern Ludwig <bjoern.ludwig@ptb.de>
Date: Fri, 23 Jul 2021 08:44:28 +0200
Subject: [PATCH] refactor(signal_agents): introduce "official" _sine_stream
 instance variable for SineGeneratorAgent

---
 agentMET4FOF/agents/signal_agents.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/agentMET4FOF/agents/signal_agents.py b/agentMET4FOF/agents/signal_agents.py
index 03908335..29964151 100644
--- a/agentMET4FOF/agents/signal_agents.py
+++ b/agentMET4FOF/agents/signal_agents.py
@@ -11,6 +11,8 @@ class SineGeneratorAgent(AgentMET4FOF):
     to connected agents via its output channel.
     """
 
+    _sine_stream: SineGenerator
+
     def init_parameters(self, sfreq=500, sine_freq=5, amplitude=1, initial_phase=0):
         """Initialize the input data