From 28a33c6fed1a6150e63c2ecd7d5acb53f2ecf96a Mon Sep 17 00:00:00 2001
From: Douglas RAILLARD <douglas.raillard@arm.com>
Date: Fri, 7 Jun 2019 18:18:20 +0100
Subject: [PATCH] lisa.analysis.tasks: Fix TaskAnalysis.plot_task_activation()

Add nonlocal declaration since the variable is assigned to in a closure,
while refering to a name bound in an outer scope.
---
 lisa/analysis/tasks.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lisa/analysis/tasks.py b/lisa/analysis/tasks.py
index bb2630cf8..18006a5e4 100644
--- a/lisa/analysis/tasks.py
+++ b/lisa/analysis/tasks.py
@@ -779,6 +779,8 @@ class TasksAnalysis(TraceAnalysisBase):
         """
 
         def plotter(axis, local_fig):
+            nonlocal active_value, sleep_value
+
             # Adapt the steps height to the existing limits. This allows
             # re-using an existing axis that already contains some data.
             min_lim, max_lim = axis.get_ylim()
-- 
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