Docstring for the stopwatch reader

Signed-off-by: Manuel Quiñones <manuq@laptop.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/readers.py b/readers.py
index ce7af80..ca60066 100644
--- a/readers.py
+++ b/readers.py
@@ -25,7 +25,12 @@ from gettext import gettext as _
 
 
 class StopWatchReader():
+    """Reader for StopWatch activity.
 
+    If the data has only one stopwatch with marks, graphic the marks.
+    Else, graphic the final time of the stopwatches.
+
+    """
     def __init__(self, data):
         """Import chart data from file."""