Make LaTeX preview show things in displaymath mode, since that's what

mdboom · mdboom · commit 49bd18a28ae7 · 2007-08-03T18:30:25.000Z
we're trying to emulate.

svn path=/trunk/matplotlib/; revision=3672
diff --git a/examples/mathtext_examples.py b/examples/mathtext_examples.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-import os, sys
+import os, sys, re
 
 stests = [
     r'Kerning: AVA $AVA$',
@@ -66,6 +66,7 @@ def doall():
     fd.write("\\begin{enumerate}\n")
 
     for i, s in enumerate(stests):
+        s = re.sub(r"(?<!\\)\$", "$$", s)
         fd.write("\\item %s\n" % s)
 
     fd.write("\\end{enumerate}\n")
