diff --git a/lib/vdsm/storage/lvm.py b/lib/vdsm/storage/lvm.py
index a421da778..67adcc4b4 100644
--- a/lib/vdsm/storage/lvm.py
+++ b/lib/vdsm/storage/lvm.py
@@ -145,8 +145,8 @@ def fromlvm(cls, *args):
         args[cls._fields.index("attr")] = attrs
         # Add properties. Should be ordered as VG_PROPERTIES.
         args.append(attrs.permission == "w")  # writable
-        args.append(attrs.devopen == "o")     # opened
-        args.append(attrs.state == "a")       # active
+        args.append(attrs.devopen == "o")  # opened
+        args.append(attrs.state == "a")  # active
         return cls(*args)
 
     def is_stale(self):
@@ -240,6 +240,7 @@ def __getattr__(self, attrName):
 
 USE_DEVICES = config.get("lvm", "config_method").lower() == "devices"
 
+
 def _get_lvm_version():
     packages = osinfo.package_versions()
     lvm_version = tuple(
@@ -248,6 +249,7 @@ def _get_lvm_version():
     )
     return lvm_version
 
+
 def _prepare_device_set(devs):
     devices = set(d.strip() for d in chain(devs, USER_DEV_LIST))
     devices.discard('')
@@ -1281,7 +1283,7 @@ def changelv(vg, lvs, attrs):
             cmd.extend(attr)
     cmd.extend(lvnames)
     try:
-        _lvminfo.run_command(tuple(cmd), devices=_lvminfo._getVGDevs((vg, )))
+        _lvminfo.run_command(tuple(cmd), devices=_lvminfo._getVGDevs((vg,)))
     finally:
         _lvminfo._invalidatelvs(vg, lvs)
 
@@ -1312,6 +1314,7 @@ def _lvs_proc_info(vg, lvs):
     paths = [lvPath(vg, lv) for lv in lvs]
     return {p: list(lsof.proc_info(p)) for p in paths}
 
+
 #
 # Public Object Accessors
 #
@@ -1367,7 +1370,7 @@ def resizePV(vgName, guid):
     pvName = _fqpvname(guid)
     cmd = ["pvresize", pvName]
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         raise se.CouldNotResizePhysicalVolume.from_lvmerror(e)
     else:
@@ -1403,7 +1406,7 @@ def movePV(vgName, src_device, dst_devices):
     try:
         # lvmpolld has to be disabled: https://bugzilla.redhat.com/1949059
         _lvminfo.run_command(
-            cmd, devices=_lvminfo._getVGDevs((vgName, )), use_lvmpolld=False)
+            cmd, devices=_lvminfo._getVGDevs((vgName,)), use_lvmpolld=False)
     except se.LVMCommandError as e:
         raise se.CouldNotMovePVData.from_lvmerror(e)
     finally:
@@ -1496,7 +1499,7 @@ def removeVG(vgName):
     # if vg is removed they are staled, if vg remove failed, something must be
     # wrong with devices and we want cache updated as well
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         _lvminfo._invalidatevgpvs(vgName)
         # If vgremove failed reintroduce the VG into the cache
@@ -1523,7 +1526,7 @@ def extendVG(vgName, devices, force):
     _initpvs(pvs, int(vg.vg_mda_size) // MiB, force)
 
     cmd = ["vgextend", vgName] + pvs
-    devs = tuple(_lvminfo._getVGDevs((vgName, )) + tuple(pvs))
+    devs = tuple(_lvminfo._getVGDevs((vgName,)) + tuple(pvs))
 
     try:
         _lvminfo.run_command(cmd, devices=devs)
@@ -1561,7 +1564,7 @@ def reduceVG(vgName, device):
     log.info("Removing pv %s from vg %s", pvName, vgName)
     cmd = ["vgreduce", vgName, pvName]
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         raise se.VolumeGroupReduceError.from_lvmerror(e)
     else:
@@ -1572,7 +1575,7 @@ def reduceVG(vgName, device):
 def chkVG(vgName):
     cmd = ["vgck", vgName]
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError:
         _lvminfo._invalidatevgs(vgName)
         _lvminfo._invalidatelvs(vgName)
@@ -1641,6 +1644,7 @@ def getVGBlockSizes(vg_name):
     # devices with different block size to be on the same VG.
     return _getpvblksize(listPVNames(vg_name)[0])
 
+
 #
 # Public Logical volume interface
 #
@@ -1676,7 +1680,7 @@ def createLV(vgName, lvName, size, activate=True, contiguous=False,
         cmd.append(_fqpvname(device))
 
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         raise se.CannotCreateLogicalVolume.from_lvmerror(e)
     else:
@@ -1721,7 +1725,7 @@ def removeLVs(vgName, lvNames):
         cmd.append("%s/%s" % (vgName, lvName))
 
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         # LV info needs to be refreshed
         _lvminfo._invalidatelvs(vgName, lvNames)
@@ -1872,7 +1876,7 @@ def _refreshLVs(vgName, lvNames):
     cmd = ['lvchange', '--refresh']
     cmd.extend("%s/%s" % (vgName, lv) for lv in lvNames)
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         _lvminfo._invalidatelvs(vgName, lvNames)
         raise se.LogicalVolumeRefreshError.from_lvmerror(e)
@@ -1948,7 +1952,7 @@ def changeVGTags(vgName, delTags=(), addTags=()):
 
     cmd.append(vgName)
     try:
-        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName, )))
+        _lvminfo.run_command(cmd, devices=_lvminfo._getVGDevs((vgName,)))
     except se.LVMCommandError as e:
         raise se.VolumeGroupReplaceTagError.from_lvmerror(e)
     finally: