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-rw-r--r--alembic/runtime/environment.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/alembic/runtime/environment.py b/alembic/runtime/environment.py
index 7eb06ed..3b6252c 100644
--- a/alembic/runtime/environment.py
+++ b/alembic/runtime/environment.py
@@ -690,6 +690,10 @@ class EnvironmentContext(util.ModuleClsProxy):
``--autogenerate`` option itself can be inferred by inspecting
``context.config.cmd_opts.autogenerate``.
+ The callable function may optionally be an instance of
+ a :class:`.Rewriter` object. This is a helper object that
+ assists in the production of autogenerate-stream rewriter functions.
+
.. versionadded:: 0.8.0
@@ -697,6 +701,8 @@ class EnvironmentContext(util.ModuleClsProxy):
:ref:`customizing_revision`
+ :ref:`autogen_rewriter`
+
Parameters specific to individual backends: