I think using the profiler is the best bet here. We've used that in the
past to track down things that take a long time to import quite
successfully. I'm not seeing any slowness here, so that is likely do to
an environmental difference on your machine, implying you'll really need
to run the
Using matplotlib.pyplot I create a scatter plot using two symbols, an open
circle, and a filled circle. The legend for this plot shows both labels,
but there is no symbol for the open circles (see
missing_legend_circles.png). Switching to matplotlib.pylab yields the same
result. However, from