reformat code

Author: funbringer

testgres/backup.py

@@ -56,7 +56,8 @@ def __init__(self,
             try:
                 xlog_method = XLogMethod(xlog_method)
             except ValueError:
-                raise BackupException('Invalid xlog_method "{}"'.format(xlog_method))
+                raise BackupException(
+                    'Invalid xlog_method "{}"'.format(xlog_method))
 
         # Set default arguments
         username = username or default_username()

testgres/connection.py

@@ -17,7 +17,6 @@
 
 from .exceptions import QueryException
 
-
 # export these exceptions
 InternalError = pglib.InternalError
 ProgrammingError = pglib.ProgrammingError

testgres/utils.py

@@ -14,7 +14,6 @@
 from .config import testgres_config
 from .exceptions import ExecUtilException
 
-
 # rows returned by PG_CONFIG
 _pg_config_data = {}