On Tue, Sep 16, 2008 at 4:09 PM, charles reid <[EMAIL PROTECTED]> wrote:
> Hi there -
>
> I'm using the latest stable pylab/matplotlib (0.98.3) via OS X 10.5.4. I am
> plotting a simple array of data, and I'm getting some strange behavior when
> I try to add a legend to the plot.
> First, the plot without the legend:
>
> f=figure(1)
> title("Equilibrium Concentration vs. Equivalence Ratio")
> line1 = plot(phi,xeq[1])
> show()
>
> This works fine. However, when I try to add a legend, I get an error. I
> add this:
>
> f=figure(1)
> title("Equilibrium Concentration vs. Equivalence Ratio")
> line1 = plot(phi,xeq[1])
> f.legend(line1,('CO2'),loc=(0.8,0.8))
> show()
legend expects a sequence of strings
('CO2') is a string
('CO2',) is a length one sequence of strings
['CO2'] is also a length 1 sequence of strings
When using parentheses to create a tuple, you must use a comma to
disambiguate the alternative meaning of grouping.
JDH
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