def set_color(self, c):
self._edgecolors = _colors.colorConverter.to_rgba_array(c)<EOL>
Set the color(s) of the line collection.  *c* can be a
matplotlib color arg (all patches have same color), or a
sequence or rgba tuples; if it is a sequence the patches will
cycle through the sequence

ACCEPTS: matplotlib color arg or sequence of rgba tuples