Poul Riis wrote:
> In good old pascal there was this one-liner command:
> repeat until keypressed
>
> Apparently there is no built-in analogue for that in python. I have
> explored several different possibilities (pyglet, keyboard, curses, ginput
> (from matplotlib) and others) but not managed to find anything that works
> the way I want.
>
> In the following example I just want to replace 'waitforbuttonpress' with
> something like 'continueuntilbuttonpress' if such a command exists. It
> could be a mouseclick or a keystroke from the terminal, for instance
> 'shift', 'space' or some character.
How about combining waitforbuttonpress() with pause()?
import warnings
warnings.filterwarnings("ignore", ".*GUI is implemented.*")
from pylab import *
def plot_them():
plot1 = subplot(2, 1, 1)
plot2 = subplot(2, 1, 2)
for i in range(20):
plot1.plot([20*(sin(i/10)+1)], [cos(i/10)], 'bo')
if waitforbuttonpress(timeout=0.1):
return
for i in range(20):
plot2.plot([20*(sin(i/10)+1)], [-cos(i/10)], 'ro')
if waitforbuttonpress(timeout=0.1):
return
ion()
plot_them()
waitforbuttonpress()
ioff()
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