from ._draw import line, polygon, ellipse, ellipse_perimeter, \
                   circle, circle_perimeter, set_color, bresenham

__all__ = ['line',
           'polygon',
           'ellipse',
           'ellipse_perimeter',
           'circle',
           'circle_perimeter',
           'set_color',
           'bresenham']

from ._draw import line, polygon, ellipse, ellipse_perimeter, \
                   circle, circle_perimeter, set_color, bresenham

--- 
+++ 
@@ -1,2 +1,11 @@
 from ._draw import line, polygon, ellipse, ellipse_perimeter, \
                    circle, circle_perimeter, set_color, bresenham
+
+__all__ = ['line',
+           'polygon',
+           'ellipse',
+           'ellipse_perimeter',
+           'circle',
+           'circle_perimeter',
+           'set_color',
+           'bresenham']
Add __all__ to draw package
