upgrade to black 20.8b1

It's better, the majority of these changes look more readable to me.
also found some docstrings that had formatting / quoting issues.

Change-Id: I582a45fde3a5648b2f36bab96bad56881321899b

6 files changed, 32 insertions, 26 deletions

diff --git a/lib/sqlalchemy/engine/base.py b/lib/sqlalchemy/engine/base.py
index e6215540d..9a6bdd7f3 100644
--- a/lib/sqlalchemy/engine/base.py
+++ b/lib/sqlalchemy/engine/base.py
@@ -67,9 +67,7 @@ class Connection(Connectable):
         _dispatch=None,
         _has_events=None,
     ):
-        """Construct a new Connection.
-
-        """
+        """Construct a new Connection."""
         self.engine = engine
         self.dialect = engine.dialect
         self.__branch_from = _branch_from
@@ -347,7 +345,7 @@ class Connection(Connectable):
         return c
 
     def get_execution_options(self):
-        """ Get the non-SQL options which will take effect during execution.
+        """Get the non-SQL options which will take effect during execution.
 
         .. versionadded:: 1.3
 
@@ -1234,7 +1232,11 @@ class Connection(Connectable):
 
         for fn in self.dispatch.before_execute:
             elem, event_multiparams, event_params = fn(
-                self, elem, event_multiparams, event_params, execution_options,
+                self,
+                elem,
+                event_multiparams,
+                event_params,
+                execution_options,
             )
 
         if event_multiparams:
@@ -2124,9 +2126,7 @@ class Transaction(object):
             assert not self.is_active
 
     def rollback(self):
-        """Roll back this :class:`.Transaction`.
-
-        """
+        """Roll back this :class:`.Transaction`."""
         try:
             self._do_rollback()
         finally:
@@ -2618,7 +2618,7 @@ class Engine(Connectable, log.Identified):
         return self._option_cls(self, opt)
 
     def get_execution_options(self):
-        """ Get the non-SQL options which will take effect during execution.
+        """Get the non-SQL options which will take effect during execution.
 
         .. versionadded: 1.3
 
diff --git a/lib/sqlalchemy/engine/cursor.py b/lib/sqlalchemy/engine/cursor.py
index 43afa3628..6c4a756c9 100644
--- a/lib/sqlalchemy/engine/cursor.py
+++ b/lib/sqlalchemy/engine/cursor.py
@@ -1034,7 +1034,8 @@ class BufferedRowCursorFetchStrategy(CursorFetchStrategy):
     @classmethod
     def create(cls, result):
         return BufferedRowCursorFetchStrategy(
-            result.cursor, result.context.execution_options,
+            result.cursor,
+            result.context.execution_options,
         )
 
     def _buffer_rows(self, result, dbapi_cursor):
@@ -1204,9 +1205,7 @@ _NO_RESULT_METADATA = _NoResultMetaData()
 
 
 class BaseCursorResult(object):
-    """Base class for database result objects.
-
-    """
+    """Base class for database result objects."""
 
     out_parameters = None
     _metadata = None
diff --git a/lib/sqlalchemy/engine/interfaces.py b/lib/sqlalchemy/engine/interfaces.py
index e0e4a9a83..27de5aaaf 100644
--- a/lib/sqlalchemy/engine/interfaces.py
+++ b/lib/sqlalchemy/engine/interfaces.py
@@ -530,7 +530,7 @@ class Dialect(object):
         :param dbapi_connection: a DBAPI connection, typically
          proxied within a :class:`.ConnectionFairy`.
 
-         """
+        """
 
         raise NotImplementedError()
 
@@ -541,7 +541,7 @@ class Dialect(object):
         :param dbapi_connection: a DBAPI connection, typically
          proxied within a :class:`.ConnectionFairy`.
 
-         """
+        """
 
         raise NotImplementedError()
 
diff --git a/lib/sqlalchemy/engine/reflection.py b/lib/sqlalchemy/engine/reflection.py
index 198b5e568..812f7ceec 100644
--- a/lib/sqlalchemy/engine/reflection.py
+++ b/lib/sqlalchemy/engine/reflection.py
@@ -230,8 +230,7 @@ class Inspector(object):
         return self.dialect.default_schema_name
 
     def get_schema_names(self):
-        """Return all schema names.
-        """
+        """Return all schema names."""
 
         if hasattr(self.dialect, "get_schema_names"):
             with self._operation_context() as conn:
diff --git a/lib/sqlalchemy/engine/result.py b/lib/sqlalchemy/engine/result.py
index 56abca9a9..8b9b413c4 100644
--- a/lib/sqlalchemy/engine/result.py
+++ b/lib/sqlalchemy/engine/result.py
@@ -167,7 +167,10 @@ class SimpleResultMetaData(ResultMetaData):
 
         if extra:
             recs_names = [
-                ((name,) + extras, (index, name, extras),)
+                (
+                    (name,) + extras,
+                    (index, name, extras),
+                )
                 for index, (name, extras) in enumerate(zip(self._keys, extra))
             ]
         else:
@@ -407,7 +410,10 @@ class ResultInternal(InPlaceGenerative):
             rows = [
                 made_row
                 for made_row, sig_row in [
-                    (made_row, strategy(made_row) if strategy else made_row,)
+                    (
+                        made_row,
+                        strategy(made_row) if strategy else made_row,
+                    )
                     for made_row in made_rows
                 ]
                 if sig_row not in uniques and not uniques.add(sig_row)
@@ -543,7 +549,10 @@ class ResultInternal(InPlaceGenerative):
         return manyrows
 
     def _only_one_row(
-        self, raise_for_second_row, raise_for_none, scalar,
+        self,
+        raise_for_second_row,
+        raise_for_none,
+        scalar,
     ):
         onerow = self._fetchone_impl
 
@@ -1400,10 +1409,7 @@ class MappingResult(FilterResult):
 
     def columns(self, *col_expressions):
         # type: (*object) -> MappingResult
-        r"""Establish the columns that should be returned in each row.
-
-
-        """
+        r"""Establish the columns that should be returned in each row."""
         return self._column_slices(col_expressions)
 
     def partitions(self, size=None):
diff --git a/lib/sqlalchemy/engine/url.py b/lib/sqlalchemy/engine/url.py
index 6d2f4aa24..58f59642c 100644
--- a/lib/sqlalchemy/engine/url.py
+++ b/lib/sqlalchemy/engine/url.py
@@ -140,7 +140,7 @@ class URL(
             :class:`_engine.URL`, use the :meth:`_engine.URL.set` and
             :meth:`_engine.URL.update_query` methods.
 
-    """
+        """
 
         return cls(
             cls._assert_str(drivername, "drivername"),
@@ -205,7 +205,9 @@ class URL(
 
         return util.immutabledict(
             {
-                _assert_str(key): _assert_value(value,)
+                _assert_str(key): _assert_value(
+                    value,
+                )
                 for key, value in dict_items
             }
         )