+ print " conformant to: {attribs.conformant}"
+ print " size of RGBA: {attribs.red_size} {attribs.green_size} {attribs.blue_size} {attribs.alpha_size}"
+ print " buffer, depth, stencil: {attribs.buffer_size} {attribs.depth_size} {attribs.stencil_size}"