Hello! I'd like to plot some errorbars, removing them and
> again plot new ones or just supply new coordinates. So now
> I know how to draw errorbars, but I could not find a
> set_yerrdata function or how to remove all the lines,
> returned from errorbar method.
You can remove any line from the axes with
ax.lines.remove(line)
errorbar returns (yline, errlines) and so if for example you want to
remove all the err lines
yline, errlines = errorbar(t, s, e, f, fmt='o')
for line in errlines:
ax.lines.remove(line)
and then force a redraw as desired.
JDH