[Trivial fix]Remove unnecessary slash

This is to remove the unncessary slash when the line doesn't
exceed the length of 79, to make the code more readable.

Change-Id: I3fea5d24692be8b8575379aff7b75a5479f314ef

cinder/api/v2/router.py

@@ -78,8 +78,7 @@ class APIRouter(cinder.api.openstack.APIRouter):
                        action='update_all',
                        conditions={"method": ['PUT']})
 
-        self.resources['volume_metadata'] = \
+        self.resources['volume_metadata'] = volume_metadata.create_resource()
-            volume_metadata.create_resource()
         volume_metadata_controller = self.resources['volume_metadata']
 
         mapper.resource("volume_metadata", "metadata",

cinder/api/v3/router.py

@@ -139,8 +139,7 @@ class APIRouter(cinder.api.openstack.APIRouter):
                        action='update_all',
                        conditions={"method": ['PUT']})
 
-        self.resources['volume_metadata'] = \
+        self.resources['volume_metadata'] = volume_metadata.create_resource()
-            volume_metadata.create_resource()
         volume_metadata_controller = self.resources['volume_metadata']
 
         mapper.resource("volume_metadata", "metadata",

cinder/volume/drivers/ibm/gpfs.py

@@ -479,8 +479,7 @@ class GPFSDriver(driver.CloneableImageVD,
             # Check if GPFS is mounted
             self._verify_gpfs_path_state(directory)
 
-            filesystem, fslevel = \
+            filesystem, fslevel = self._get_gpfs_fs_release_level(directory)
-                self._get_gpfs_fs_release_level(directory)
             if fslevel < GPFS_CLONE_MIN_RELEASE:
                 msg = (_('The GPFS filesystem %(fs)s is not at the required '
                          'release level.  Current level is %(cur)s, must be '

cinder/volume/drivers/lvm.py

@@ -309,8 +309,7 @@ class LVMVolumeDriver(driver.VolumeDriver):
 
         vg_list = volutils.get_all_volume_groups(
             self.configuration.volume_group)
-        vg_dict = \
+        vg_dict = next(vg for vg in vg_list if vg['name'] == self.vg.vg_name)
-            next(vg for vg in vg_list if vg['name'] == self.vg.vg_name)
         if vg_dict is None:
             message = (_("Volume Group %s does not exist") %
                        self.configuration.volume_group)

cinder/volume/drivers/netapp/dataontap/client/client_base.py

@@ -194,16 +194,15 @@ class Client(object):
         try:
             result = self.connection.invoke_successfully(lun_geo, True)
             geometry['size'] = result.get_child_content("size")
-            geometry['bytes_per_sector'] =\
+            geometry['bytes_per_sector'] = result.get_child_content(
-                result.get_child_content("bytes-per-sector")
+                "bytes-per-sector")
-            geometry['sectors_per_track'] =\
+            geometry['sectors_per_track'] = result.get_child_content(
-                result.get_child_content("sectors-per-track")
+                "sectors-per-track")
-            geometry['tracks_per_cylinder'] =\
+            geometry['tracks_per_cylinder'] = result.get_child_content(
-                result.get_child_content("tracks-per-cylinder")
+                "tracks-per-cylinder")
-            geometry['cylinders'] =\
+            geometry['cylinders'] = result.get_child_content("cylinders")
-                result.get_child_content("cylinders")
+            geometry['max_resize'] = result.get_child_content(
-            geometry['max_resize'] =\
+                "max-resize-size")
-                result.get_child_content("max-resize-size")
         except Exception as e:
             LOG.error("LUN %(path)s geometry failed. Message - %(msg)s",
                       {'path': path, 'msg': six.text_type(e)})

cinder/volume/drivers/netapp/dataontap/nfs_base.py

@@ -428,14 +428,12 @@ class NetAppNfsDriver(driver.ManageableVD,
         """Clean the image cache files in cache of space crunch."""
         try:
             LOG.debug('Image cache cleaning in progress.')
-            thres_size_perc_start =\
+            thres_size_perc_start = (
-                self.configuration.thres_avl_size_perc_start
+                self.configuration.thres_avl_size_perc_start)
-            thres_size_perc_stop = \
+            thres_size_perc_stop = self.configuration.thres_avl_size_perc_stop
-                self.configuration.thres_avl_size_perc_stop
             for share in getattr(self, '_mounted_shares', []):
                 try:
-                    total_size, total_avl = \
+                    total_size, total_avl = self._get_capacity_info(share)
-                        self._get_capacity_info(share)
                     avl_percent = int((float(total_avl) / total_size) * 100)
                     if avl_percent <= thres_size_perc_start:
                         LOG.info('Cleaning cache for share %s.', share)

cinder/volume/drivers/prophetstor/dpl_iscsi.py

@@ -97,10 +97,9 @@ class DPLISCSIDriver(dplcommon.DPLCOMMONDriver,
                             break
 
                     if properties['target_portal'] != '':
-                        properties['target_lun'] = \
+                        properties['target_lun'] = int(
-                            int(tgInfo['logical_unit_number'])
+                            tgInfo['logical_unit_number'])
-                        properties['target_iqn'] = \
+                        properties['target_iqn'] = tgInfo['target_identifier']
-                            tgInfo['target_identifier']
                         break
 
         if not (ret == 0 or properties['target_portal']):

cinder/volume/targets/iscsi.py

@@ -35,10 +35,8 @@ class ISCSITarget(driver.Target):
 
     def __init__(self, *args, **kwargs):
         super(ISCSITarget, self).__init__(*args, **kwargs)
-        self.iscsi_target_prefix = \
+        self.iscsi_target_prefix = self.configuration.safe_get('target_prefix')
-            self.configuration.safe_get('target_prefix')
+        self.iscsi_protocol = self.configuration.safe_get('target_protocol')
-        self.iscsi_protocol = \
-            self.configuration.safe_get('target_protocol')
         self.protocol = 'iSCSI'
         self.volumes_dir = self.configuration.safe_get('volumes_dir')
 

cinder/volume/targets/lio.py

@@ -27,8 +27,7 @@ class LioAdm(iscsi.ISCSITarget):
         super(LioAdm, self).__init__(*args, **kwargs)
 
         # FIXME(jdg): modify executor to use the cinder-rtstool
-        self.iscsi_target_prefix =\
+        self.iscsi_target_prefix = self.configuration.safe_get('target_prefix')
-            self.configuration.safe_get('target_prefix')
 
         self._verify_rtstool()