Minor cleanups in commands/cluster.py

Author: enjoy-binbin

redis/commands/cluster.py

@@ -189,15 +189,15 @@ def replicaof(self, *args, **kwargs):
 
  For more information see https://redis.io/commands/replicaof
  """
- raise RedisClusterException("REPLICAOF is not supported in cluster" " mode")
+ raise RedisClusterException("REPLICAOF is not supported in cluster mode")
 
  def swapdb(self, *args, **kwargs):
  """
  Swaps two Redis databases.
 
  For more information see https://redis.io/commands/swapdb
  """
- raise RedisClusterException("SWAPDB is not supported in cluster" " mode")
+ raise RedisClusterException("SWAPDB is not supported in cluster mode")
 
 
 class ClusterDataAccessCommands(DataAccessCommands):
@@ -310,7 +310,6 @@ class RedisClusterCommands(
  target specific nodes. By default, if target_nodes is not specified, the
  command will be executed on the default cluster node.
 
-
  :param :target_nodes: type can be one of the followings:
  - nodes flag: ALL_NODES, PRIMARIES, REPLICAS, RANDOM
  - 'ClusterNode'
@@ -323,7 +322,7 @@ class RedisClusterCommands(
 
  def cluster_myid(self, target_node):
  """
- Returns the node’s id.
+ Returns the node's id.
 
  :target_node: 'ClusterNode'
  The node to execute the command on