Style fixes for dialects package

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/sqlalchemy/dialects/postgresql/ranges.py b/lib/sqlalchemy/dialects/postgresql/ranges.py
index 31434743c..28f80d000 100644
--- a/lib/sqlalchemy/dialects/postgresql/ranges.py
+++ b/lib/sqlalchemy/dialects/postgresql/ranges.py
@@ -9,6 +9,7 @@ from ... import types as sqltypes
 
 __all__ = ('INT4RANGE', 'INT8RANGE', 'NUMRANGE')
 
+
 class RangeOperators(object):
     """
     This mixin provides functionality for the Range Operators
@@ -94,6 +95,7 @@ class RangeOperators(object):
             """
             return self.expr.op('+')(other)
 
+
 class INT4RANGE(RangeOperators, sqltypes.TypeEngine):
     """Represent the Postgresql INT4RANGE type.
 
@@ -105,6 +107,7 @@ class INT4RANGE(RangeOperators, sqltypes.TypeEngine):
 
 ischema_names['int4range'] = INT4RANGE
 
+
 class INT8RANGE(RangeOperators, sqltypes.TypeEngine):
     """Represent the Postgresql INT8RANGE type.
 
@@ -116,6 +119,7 @@ class INT8RANGE(RangeOperators, sqltypes.TypeEngine):
 
 ischema_names['int8range'] = INT8RANGE
 
+
 class NUMRANGE(RangeOperators, sqltypes.TypeEngine):
     """Represent the Postgresql NUMRANGE type.
 
@@ -127,6 +131,7 @@ class NUMRANGE(RangeOperators, sqltypes.TypeEngine):
 
 ischema_names['numrange'] = NUMRANGE
 
+
 class DATERANGE(RangeOperators, sqltypes.TypeEngine):
     """Represent the Postgresql DATERANGE type.
 
@@ -138,6 +143,7 @@ class DATERANGE(RangeOperators, sqltypes.TypeEngine):
 
 ischema_names['daterange'] = DATERANGE
 
+
 class TSRANGE(RangeOperators, sqltypes.TypeEngine):
     """Represent the Postgresql TSRANGE type.
 
@@ -149,6 +155,7 @@ class TSRANGE(RangeOperators, sqltypes.TypeEngine):
 
 ischema_names['tsrange'] = TSRANGE
 
+
 class TSTZRANGE(RangeOperators, sqltypes.TypeEngine):
     """Represent the Postgresql TSTZRANGE type.