Code fixes

Changes:
	* Remove unused self.
	* Change TreeView class name to ChartData
	* Internal methods now starts with "_"

Signed-off-by: Agustin Zubiaga <aguzubiaga97@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/charts.py b/charts.py
index 463b109..0d0afef 100644
--- a/charts.py
+++ b/charts.py
@@ -4,6 +4,7 @@
 # charts.py by:
 #    Agustin Zubiaga <aguzubiaga97@gmail.com>
 #    Gonzalo Odiard <godiard@gmail.com>
+#	 Manuel Quiñones <manuq@laptop.org>
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by