additional cleanups after merge

sphinxext/cond.py

@@ -0,0 +1,39 @@
+from docutils import nodes
+from docutils.parsers.rst import Directive, directives
+from docutils.utils import SafeString
+from sphinx.util.nodes import nested_parse_with_titles, set_source_info
+
+
+class Cond(Directive):
+    """
+    Directive to only include text if the given tag(s) are enabled.
+    """
+    has_content = True
+    required_arguments = 1
+    optional_arguments = 0
+    final_argument_whitespace = True
+    option_spec = {}
+
+    def run(self):
+        config = self.state.document.settings.env.config
+        try:
+            result = config._raw_config['tags'].eval_condition(self.arguments[0])
+        except ValueError as err:
+            raise self.severe(u'Error parsing conditional parsing expression: {}'.format(SafeString(str(err))))
+
+        if result:
+            node = nodes.Element()
+            set_source_info(self, node)
+            nested_parse_with_titles(self.state, self.content, node)
+            return node.children
+
+        return []
+
+
+def setup(app):
+    directives.register_directive('cond', Cond)
+
+    return {
+        'parallel_read_safe': True,
+        'parallel_write_safe': True,
+    }