1 files changed, 22 insertions, 13 deletions
diff --git a/lib/sqlalchemy/util/deprecations.py b/lib/sqlalchemy/util/deprecations.py
index 9000cc795..e6612f075 100644
--- a/lib/sqlalchemy/util/deprecations.py
+++ b/lib/sqlalchemy/util/deprecations.py
@@ -40,8 +40,7 @@ def deprecated(version, message=None, add_deprecation_to_docstring=True):
     """
 
     if add_deprecation_to_docstring:
-        header = ".. deprecated:: %s %s" % \
-            (version, (message or ''))
+        header = ".. deprecated:: %s %s" % (version, (message or ""))
     else:
         header = None
 
@@ -50,13 +49,18 @@ def deprecated(version, message=None, add_deprecation_to_docstring=True):
 
     def decorate(fn):
         return _decorate_with_warning(
-            fn, exc.SADeprecationWarning,
-            message % dict(func=fn.__name__), header)
+            fn,
+            exc.SADeprecationWarning,
+            message % dict(func=fn.__name__),
+            header,
+        )
+
     return decorate
 
 
-def pending_deprecation(version, message=None,
-                        add_deprecation_to_docstring=True):
+def pending_deprecation(
+    version, message=None, add_deprecation_to_docstring=True
+):
     """Decorates a function and issues a pending deprecation warning on use.
 
     :param version:
@@ -74,8 +78,7 @@ def pending_deprecation(version, message=None,
     """
 
     if add_deprecation_to_docstring:
-        header = ".. deprecated:: %s (pending) %s" % \
-            (version, (message or ''))
+        header = ".. deprecated:: %s (pending) %s" % (version, (message or ""))
     else:
         header = None
 
@@ -84,8 +87,12 @@ def pending_deprecation(version, message=None,
 
     def decorate(fn):
         return _decorate_with_warning(
-            fn, exc.SAPendingDeprecationWarning,
-            message % dict(func=fn.__name__), header)
+            fn,
+            exc.SAPendingDeprecationWarning,
+            message % dict(func=fn.__name__),
+            header,
+        )
+
     return decorate
 
 
@@ -95,7 +102,8 @@ def _sanitize_restructured_text(text):
         if type_ in ("func", "meth"):
             name += "()"
         return name
-    return re.sub(r'\:(\w+)\:`~?\.?(.+?)`', repl, text)
+
+    return re.sub(r"\:(\w+)\:`~?\.?(.+?)`", repl, text)
 
 
 def _decorate_with_warning(func, wtype, message, docstring_header=None):
@@ -108,7 +116,7 @@ def _decorate_with_warning(func, wtype, message, docstring_header=None):
         warnings.warn(message, wtype, stacklevel=3)
         return fn(*args, **kwargs)
 
-    doc = func.__doc__ is not None and func.__doc__ or ''
+    doc = func.__doc__ is not None and func.__doc__ or ""
     if docstring_header is not None:
         docstring_header %= dict(func=func.__name__)
 
@@ -118,6 +126,7 @@ def _decorate_with_warning(func, wtype, message, docstring_header=None):
     decorated.__doc__ = doc
     return decorated
 
+
 import textwrap
 
 
@@ -135,7 +144,7 @@ def _dedent_docstring(text):
 
 def inject_docstring_text(doctext, injecttext, pos):
     doctext = _dedent_docstring(doctext or "")
-    lines = doctext.split('\n')
+    lines = doctext.split("\n")
     injectlines = textwrap.dedent(injecttext).split("\n")
     if injectlines[0]:
         injectlines.insert(0, "")