Re: [Matplotlib-users] Problems using bar() with left containing an array of float

[Friedrich R. <fri...@gm...>]

You must give a proper :param width: argument:

   plt.bar(bins, height, 0.01)

http://matplotlib.sourceforge.net/api/axes_api.html#matplotlib.axes.Axes.bar

Friedrich

2010/3/25 timothee cezard <tc...@st...>:
> Hi all,
> I'm trying to plot a distribution using bar() but when I'm setting the
> left variable to as a sequence of float some of the bar look weird.
> When I replace this sequence by a sequence of int it works fines
> Does anybody know why this happens and how I can fix it?
>
> Here is the code I'm using:
>
> if __name__=="__main__":
>    bins=[0.0, 0.02, 0.04, 0.06, 0.08, 0.1, 0.12, 0.14, 0.16,
>          0.18, 0.2, 0.22, 0.24, 0.26, 0.28, 0.30, 0.32, 0.34,
>          0.36, 0.38, 0.40, 0.42, 0.44, 0.46, 0.48, 0.5, 0.52,
>          0.54, 0.56, 0.58, 0.60, 0.62, 0.64, 0.66, 0.68, 0.70,
>          0.72, 0.74, 0.76, 0.78, 0.80, 0.82, 0.84, 0.86, 0.88,
>          0.90, 0.92, 0.94, 0.96, 0.98, 1.0]
>    height=[89775, 1665, 1791, 1695, 1467, 1395, 1306, 1169,
>            1252, 1134, 1190, 1117, 1018, 995, 1055, 904, 960,
>            886, 810, 821, 829, 763, 766, 857, 737, 862, 724,
>            852, 742, 644, 733, 679, 630, 672, 665, 659, 663,
>            653, 657, 700, 731, 721, 699, 871, 837, 913, 940,
>            966, 1028, 159774, 40002]
>    fig = plt.figure()
>    ax = fig.add_subplot(1,1,1)
>    plt.bar(bins, height)
>    plt.show()