Update math_symbol_table directive to new Sphinx extension API

mdboom · mdboom · commit f03c62394580 · 2009-09-08T14:30:16.000Z
svn path=/trunk/matplotlib/; revision=7710
diff --git a/doc/sphinxext/math_symbol_table.py b/doc/sphinxext/math_symbol_table.py
@@ -1,4 +1,4 @@
-symbols = [
+nsymbols = [
     ["Lower-case Greek",
      5,
      r"""\alpha \beta \gamma \chi \delta \epsilon \eta \iota \kappa
@@ -128,27 +128,17 @@ def get_n(n, l):
     state_machine.insert_input(lines, "Symbol table")
     return []
 
-try:
-    from docutils.parsers.rst import Directive
-except ImportError:
-    from docutils.parsers.rst.directives import _directives
+def setup(app):
     def math_symbol_table_directive(name, arguments, options, content, lineno,
                                     content_offset, block_text, state, state_machine):
         return run(state_machine)
     math_symbol_table_directive.arguments = None
     math_symbol_table_directive.options = {}
     math_symbol_table_directive.content = False
-    _directives['math_symbol_table'] = math_symbol_table_directive
-else:
-    class math_symbol_table_directive(Directive):
-        has_content = False
-        def run(self):
-            return run(self.state_machine)
-    from docutils.parsers.rst import directives
-    directives.register_directive('math_symbol_table',
-                                  math_symbol_table_directive)
+    app.add_directive('math_symbol_table',
+                      math_symbol_table_directive)
 
-if __name__ == "__main__":
+if __name__ == '__main__':
     # Do some verification of the tables
     from matplotlib import _mathtext_data
 
