Re: Speed of animation with matplotlib.animation

2018-06-19 Thread ast
Le 19/06/2018 à 11:47, Peter Otten a écrit : ast wrote: Le 19/06/2018 à 10:57, Peter Otten a écrit : ast wrote: No, with dt = 100 it should last 200 * 100ms = 20.000ms = 20s with dt = 0.1 it should last 200 * 0.1ms = 20ms = 0.02s but your computer is probably not fast enough for that

Re: Speed of animation with matplotlib.animation

2018-06-19 Thread Peter Otten
ast wrote: > Le 19/06/2018 à 10:57, Peter Otten a écrit : >> ast wrote: >> >>> I noticed that the speed of animations made >>> with module matplotlib.animation always seems >>> wrong. >> >>> dt = 0.1 # 100 ms >> >>> interval : number, optional >>> >>> Delay between frames in millisecon

Re: Speed of animation with matplotlib.animation

2018-06-19 Thread Gregory Ewing
Steven D'Aprano wrote: The animation should last 20s, but on my computer it is twice faster Try replacing your CPU with one half as fast. Or push the Turbo button to slow it down to 4.77MHz. -- Greg -- https://mail.python.org/mailman/listinfo/python-list

Re: Speed of animation with matplotlib.animation

2018-06-19 Thread ast
Le 19/06/2018 à 10:57, Peter Otten a écrit : ast wrote: I noticed that the speed of animations made with module matplotlib.animation always seems wrong. dt = 0.1 # 100 ms interval : number, optional Delay between frames in milliseconds. Defaults to 200. What's wrong ? From t

Re: Speed of animation with matplotlib.animation

2018-06-19 Thread Peter Otten
ast wrote: > I noticed that the speed of animations made > with module matplotlib.animation always seems > wrong. > dt = 0.1 # 100 ms > interval : number, optional > > Delay between frames in milliseconds. Defaults to 200. > > > What's wrong ? >From the above I would conclude that you

Re: Speed of animation with matplotlib.animation

2018-06-19 Thread Steven D'Aprano
On Tue, 19 Jun 2018 10:34:55 +0200, ast wrote: > The animation should last 20s, but on my computer it is twice faster [...] > What's wrong ? Try replacing your CPU with one half as fast. *wink* (Sorry for the bad advice, I couldn't resist.) -- Steven D'Aprano "Ever since I learned about conf

Speed of animation with matplotlib.animation

2018-06-19 Thread ast
Hello I noticed that the speed of animations made with module matplotlib.animation always seems wrong. Here is a small example for demonstration purpose: import numpy as np import matplotlib.pyplot as plt import matplotlib.animation as animation fig = plt.figure() ax = fig.add_subplot(111) tx