Re: [Matplotlib-users] xzeroaxis

[Gary <pa...@in...>]

Stephen Walton wrote:

>On Mon, 2004-09-06 at 06:28, Alan G Isaac wrote:
>  
>
>>I'm a newbie to Matplotlib but a longtime gnuplot user.
>>Using the matlab module, what is the right way to
>>set xzeroaxis
>>    
>>
>
>MATLAB doesn't have anything similar, AFAIK, but the following will
>work:
>
>def xzeroaxis(form='k'):	# draw a line at y=0 on the current plot
>   v=axis()
>   plot(v[0:2],[0,0],form)
>  
>
[...]

I've accomplished this feature via:
ax = axis()
set(gca().  hlines([0.],  ax[0],  ax[1])[0],  linewidth=1)

I don't remember why I did it this way instead of just plotting.  Maybe 
I thought is was more clever.
Does this method avoid auto-scaling? 

-g