Below is the minimum code with the right indent import pylab def test(n): for i in range(n): f=pylab.figure(1) f.clf() a=f.add_axes([0.2, 0.2, 0.6, 0.6]) a.plot([1,2,3,4,5], 'ro')
On Dec 2, 2007 4:07 PM, Yongtao Cui <[EMAIL PROTECTED]> wrote: > Hi, > > I got the following error when clearing and plotting on the same > figure for many times. I found the following minimum code to reproduce > this error. I am using matplotlib-0.91.1 and wxpython2.8 on windows > xp. In the matplotlibrc file, I changed the backend to WXAgg and > interactive to True. > > import pylab > def test(n): > for i in range(n): > f=pylab.figure(1) > f.clf() > a=f.add_axes([0.2, 0.2, 0.6, 0.6]) > a.plot([1,2,3,4,5], 'ro') > > > The error only happens for a large n. For example, test(10) works > fine, but test(50) will cause the error. Also runing test(10) for a > few times will also cause the error. > > Could anyone give me some help? > > Thanks. > > The following is the error message: > > Traceback (most recent call last): > File "<input>", line 1, in <module> > File "<input>", line 3, in test > File "C:\Python25\Lib\site-packages\matplotlib\pyplot.py", line 191, in > figure > File "C:\Python25\Lib\site-packages\matplotlib\backends\backend_wx.py", > line 1227, in draw_if_interactive > File "C:\Python25\Lib\site-packages\matplotlib\backends\backend_wxagg.py", > line 61, in draw > File "C:\Python25\Lib\site-packages\matplotlib\backends\backend_agg.py", > line 380, in draw > File "C:\Python25\Lib\site-packages\matplotlib\figure.py", line 612, in draw > File "C:\Python25\Lib\site-packages\matplotlib\axes.py", line 1344, in draw > File "C:\Python25\Lib\site-packages\matplotlib\axis.py", line 596, in draw > File "C:\Python25\Lib\site-packages\matplotlib\axis.py", line 170, in draw > File "C:\Python25\Lib\site-packages\matplotlib\text.py", line 775, in draw > File "C:\Python25\Lib\site-packages\matplotlib\text.py", line 317, in draw > File "C:\Python25\Lib\site-packages\matplotlib\text.py", line 195, > in _get_layout > File "C:\Python25\Lib\site-packages\matplotlib\backends\backend_agg.py", > line 234, in get_text_width_height_descent > File "C:\Python25\Lib\site-packages\matplotlib\backends\backend_agg.py", > line 301, in _get_agg_font > RuntimeError: Could not open facefile > C:\Python25\lib\site-packages\matplotlib\mpl-data\fonts\ttf\Vera.ttf; > Cannot_Open_Resource > ------------------------------------------------------------------------- SF.Net email is sponsored by: The Future of Linux Business White Paper from Novell. From the desktop to the data center, Linux is going mainstream. Let it simplify your IT future. http://altfarm.mediaplex.com/ad/ck/8857-50307-18918-4 _______________________________________________ Matplotlib-users mailing list Matplotlib-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/matplotlib-users