On Thu, Jul 23, 2009 at 8:16 PM, D White<white.davi...@gmail.com> wrote:
>
> I'm having no luck getting the "bins" option to pylab.hist() to work.
> Here's an example:
>
> fish_data=[random() for i in range(100)]
> import pylab
> import numpy
>
> divats = numpy.arange(0.0,1.0,0.1)
> pylab.hist(fish_data, bins=divats)
> pylab.savefig('sage.png')
>
> Without the "bins=divats" it gives the expected output. With it, it
> says "... TypeError: function not supported for these types, and can't
> coerce safely to supported types". I was following the example at
> http://msenux.redwoods.edu/math/python/hist.php for the use of hist().
>
> Other approaches would be welcome.
I personally like drawing histograms using finance.TimeSeries, e.g.:
fish_data=[random() for i in range(100)]
v = finance.TimeSeries(fish_data)
v.plot_histogram(bins=10)
William
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