class Redis

def psubscribe_with_timeout(timeout, *channels, &block)

Listen for messages published to channels matching the given patterns. Throw a timeout error if there is no messages for a timeout period. 
def psubscribe_with_timeout(timeout, *channels, &block)
  synchronize do |client|
    _subscription(:psubscribe_with_timeout, timeout, channels, block)
  end
end