Kozea/pygal — pull request #89 by philt2001 (2014-01-13 22:22:17+00:00)
Title: Add formatting to the DateY X axis label

Allow formatting other than the default for the X axis on the DateY plots.
This is done by setting
datey.x_label_format = "%Y-%m-%d"

The formatting is done by the strftime function, so any valid format will work.
See: http://docs.python.org/2/library/time.html#time.strftime