Code fixes

Changes:
 * utils.py file created.
 * Docstrings added.
 * Comments in globals.

Signed-off-by: Agustin Zubiaga <aguz@sugarlabs.org>

1 files changed, 0 insertions, 3 deletions

diff --git a/charts.py b/charts.py
index 014dc51..f25a1e3 100644
--- a/charts.py
+++ b/charts.py
@@ -25,11 +25,8 @@ import pycha.line
 import pycha.pie
 
 import cairo
-import os
 import gobject
 
-from sugar.activity import activity
-
 
 class Chart(gobject.GObject):
     def __init__(self, type="vertical", width=600, height=460):