mkogg.py: Fix 'self.get_mp4_metadata(self, source)'

[blog.git] / posts / plotpick.mdwn

diff --git a/posts/plotpick.mdwn b/posts/plotpick.mdwn
index 04389fe385ffa40838ff793d508c9b6eaf47edd9..895d2396532603a31cd8074383bbd6dbad6cd0d2 100644 (file)
--- a/posts/plotpick.mdwn
+++ b/posts/plotpick.mdwn
@@ -12,10 +12,18 @@ like it :).  I've also written up a simple data generator
 
   $ random-data.py -n 200 | plotpick.py
 
+[[Matplotlib]] has supported the [`picker` infrastructure][picker] in
+various guises [since `pickeps` in 2007][e26b7b9], but I only just
+discovered it.  Before version 0.3, `plotpick.py` used a much less
+elegant cursor implementation based on [cursor_demo.py][].
+
 [[calibcant]], my modern cantilever calibration suite, [repositions
 the piezo before every bump][reposition], so out-of-range bumps are no
 longer an issue.
 
+[picker]: http://matplotlib.org/users/event_handling.html#object-picking
+[e26b7b9]: https://github.com/matplotlib/matplotlib/commit/e26b7b9a78785245d734e22a2cd8314dfa783c7c
+[cursor_demo.py]: http://matplotlib.org/examples/pylab_examples/cursor_demo.html
 [reposition]: http://git.tremily.us/?p=calibcant.git;a=commit;h=77e8244d80306dcea9ab1422cb45630a92494f85
 
 [[!tag tags/code]]