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| author | Alvin Penner <penner@vaxxine.com> | 2010-07-19 22:54:52 +0000 |
|---|---|---|
| committer | Alvin Penner <penner@vaxxine.com> | 2010-07-19 22:54:52 +0000 |
| commit | 8baeec42370b0fe55df280a3cbcc8271d8363850 (patch) | |
| tree | 3f81429b6a5c0a6f664f58cc17d761783a6b613d /share/extensions/funcplot.py | |
| parent | fix build broken by 9620 (diff) | |
| download | inkscape-8baeec42370b0fe55df280a3cbcc8271d8363850.tar.gz inkscape-8baeec42370b0fe55df280a3cbcc8271d8363850.zip | |
patch by Daniel Blueman for Bug 590079
Fixed bugs:
- https://launchpad.net/bugs/590079
(bzr r9631)
Diffstat (limited to 'share/extensions/funcplot.py')
| -rw-r--r-- | share/extensions/funcplot.py | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/share/extensions/funcplot.py b/share/extensions/funcplot.py index e5f93d430..126429853 100644 --- a/share/extensions/funcplot.py +++ b/share/extensions/funcplot.py @@ -70,10 +70,14 @@ def drawfunction(xstart, xend, ybottom, ytop, samples, width, height, left, bott ytop = (bottom+height-yzero)/scaley # functions specified by the user - if fx != "": - f = eval('lambda x: ' + fx.strip('"')) - if fpx != "": - fp = eval('lambda x: ' + fpx.strip('"')) + try: + if fx != "": + f = eval('lambda x: ' + fx.strip('"')) + if fpx != "": + fp = eval('lambda x: ' + fpx.strip('"')) + # handle incomplete/invalid function gracefully + except SyntaxError: + return [] # step is the distance between nodes on x step = (xend - xstart) / (samples-1) |