Resolve RST306 issues

The latest flake8 seems to look for these and they are in fact
correctable with a backslash.  Also need to add r to the strings
to avoid W605.

Change-Id: I8045309aa2ad29978ba7e99c45f75bc1457dff3d

4 files changed, 9 insertions, 9 deletions

diff --git a/lib/sqlalchemy/ext/associationproxy.py b/lib/sqlalchemy/ext/associationproxy.py
index 2e057fc02..c725372c5 100644
--- a/lib/sqlalchemy/ext/associationproxy.py
+++ b/lib/sqlalchemy/ext/associationproxy.py
@@ -206,7 +206,7 @@ class AssociationProxy(interfaces.InspectionAttrInfo):
         return self._as_instance(class_, obj).delete(obj)
 
     def for_class(self, class_, obj=None):
-        """Return the internal state local to a specific mapped class.
+        r"""Return the internal state local to a specific mapped class.
 
         E.g., given a class ``User``::
 
@@ -225,7 +225,7 @@ class AssociationProxy(interfaces.InspectionAttrInfo):
         is specific to the ``User`` class.   The :class:`.AssociationProxy`
         object remains agnostic of its parent class.
 
-        :param class_: the class that we are returning state for.
+        :param class\_: the class that we are returning state for.
 
         :param obj: optional, an instance of the class that is required
          if the attribute refers to a polymorphic target, e.g. where we have
diff --git a/lib/sqlalchemy/orm/events.py b/lib/sqlalchemy/orm/events.py
index b9bad10b6..88d312237 100644
--- a/lib/sqlalchemy/orm/events.py
+++ b/lib/sqlalchemy/orm/events.py
@@ -2114,7 +2114,7 @@ class AttributeEvents(event.Events):
         """
 
     def init_scalar(self, target, value, dict_):
-        """Receive a scalar "init" event.
+        r"""Receive a scalar "init" event.
 
         This event is invoked when an uninitialized, unpersisted scalar
         attribute is accessed, e.g. read::
@@ -2212,7 +2212,7 @@ class AttributeEvents(event.Events):
          listener were invoked.  This value begins as the value ``None``,
          however will be the return value of the previous event handler
          function if multiple listeners are present.
-        :param dict_: the attribute dictionary of this mapped object.
+        :param dict\_: the attribute dictionary of this mapped object.
          This is normally the ``__dict__`` of the object, but in all cases
          represents the destination that the attribute system uses to get
          at the actual value of this attribute.  Placing the value in this
diff --git a/lib/sqlalchemy/orm/mapper.py b/lib/sqlalchemy/orm/mapper.py
index 9909724d3..6eadffb16 100644
--- a/lib/sqlalchemy/orm/mapper.py
+++ b/lib/sqlalchemy/orm/mapper.py
@@ -1244,9 +1244,9 @@ class Mapper(InspectionAttr):
     def _configure_class_instrumentation(self):
         """If this mapper is to be a primary mapper (i.e. the
         non_primary flag is not set), associate this Mapper with the
-        given class_ and entity name.
+        given class and entity name.
 
-        Subsequent calls to ``class_mapper()`` for the class_/entity
+        Subsequent calls to ``class_mapper()`` for the ``class_`` / ``entity``
         name combination will return this mapper.  Also decorate the
         `__init__` method on the mapped class to include optional
         auto-session attachment logic.
@@ -2986,10 +2986,10 @@ class Mapper(InspectionAttr):
         return self._subclass_load_via_in(self)
 
     def cascade_iterator(self, type_, state, halt_on=None):
-        """Iterate each element and its mapper in an object graph,
+        r"""Iterate each element and its mapper in an object graph,
         for all relationships that meet the given cascade rule.
 
-        :param type_:
+        :param type\_:
           The name of the cascade rule (i.e. ``"save-update"``, ``"delete"``,
           etc.).
 
diff --git a/lib/sqlalchemy/orm/session.py b/lib/sqlalchemy/orm/session.py
index eccd60fe2..517fc2b36 100644
--- a/lib/sqlalchemy/orm/session.py
+++ b/lib/sqlalchemy/orm/session.py
@@ -3162,7 +3162,7 @@ class sessionmaker(_SessionClassMethods):
 
         :param bind: a :class:`.Engine` or other :class:`.Connectable` with
          which newly created :class:`.Session` objects will be associated.
-        :param class_: class to use in order to create new :class:`.Session`
+        :param class\_: class to use in order to create new :class:`.Session`
          objects.  Defaults to :class:`.Session`.
         :param autoflush: The autoflush setting to use with newly created
          :class:`.Session` objects.