def _preview_wrapper(o): exprbuffer = cStringIO() try: preview(o, output='png', viewer='StringIO', outputbuffer=exprbuffer, preamble=preamble, dvioptions=dvioptions) except Exception as e: # IPython swallows exceptions debug("png printing:", "_preview_wrapper exception raised:", repr(e)) raise return exprbuffer.getvalue()
def _preview_wrapper(o): exprbuffer = cStringIO() preview(o, output='png', viewer='StringIO', outputbuffer=exprbuffer, preamble=preamble, dvioptions=dvioptions) return exprbuffer.getvalue()