Re: [Matplotlib-users] Omitting curves from a legend

[Eric F. <ef...@ha...>]

Maybe I should make _nolegend_ the default for contour and contourf 
collections?

Eric

John Hunter wrote:
> On 4/13/07, Bill Baxter <wb...@gm...> wrote:
>> There are a couple things about legend that I'm finding a little
>> irksome.  Is there some better way to do this?
>>
>> 1) if you have a contour, legend() wants to add all the contours to
>> the list.  calling contour(...,label='_nolegend_') doesn't seem to
>> help.
> 
> You should be able to set the "_nolegend_" label property on the
> contour set line collections like so:
> 
>   >>> cs = contour(...blah...)
> 
>   >>> for coll in cs.collections:
>             coll.set_label('_nolegend_')
> 
> of use "setp" for the same purpose.
> 
>   >>> setp(cs.collections, label='_nolegend_')
> 
> contour doesn't use the kwargs to set the line collection properties,
> which is why it is not working in the contour commands.  some plot
> commands use the kwargs to update the artist properties that the plot
> command creates, some do not, and the only way to know is the read the
> individual docstrings of the commands.
> 
> Let me know if this works because it is untested.