Fix indentation and escape *args and **kwargs

lib/sqlalchemy/orm/mapper.py

@@ -622,7 +622,7 @@ class Mapper(_InspectionAttr):
     def entity(self):
         """Part of the inspection API.
 
-        Returns self.class_.
+        Returns self.class\_.
 
         """
         return self.class_

lib/sqlalchemy/orm/query.py

@@ -1625,7 +1625,7 @@ class Query(object):
         example :ref:`examples_xmlpersistence` which illustrates
         an XPath-like query system using algorithmic joins.
 
-        :param *props: A collection of one or more join conditions,
+        :param \*props: A collection of one or more join conditions,
          each consisting of a relationship-bound attribute or string
          relationship name representing an "on clause", or a single
          target entity, or a tuple in the form of ``(target, onclause)``.
@@ -2204,7 +2204,7 @@ class Query(object):
         ``Query``.
 
         :param \*prefixes: optional prefixes, typically strings,
-        not using any commas.   In particular is useful for MySQL keywords.
+         not using any commas.   In particular is useful for MySQL keywords.
 
         e.g.::