def increment(key, delta=1, host=DEFAULT_HOST, port=DEFAULT_PORT):
 conn = _connect(host, port)
 _check_stats(conn)
 cur = get(key)
 if (cur is None):
  raise CommandExecutionError("Key '{0}' does not exist".format(key))
 elif (not isinstance(cur, integer_types)):
  raise CommandExecutionError("Value for key '{0}' must be an integer to be incremented".format(key))
 try:
  return conn.incr(key, delta)
 except ValueError:
  raise SaltInvocationError('Delta value must be an integer')

def increment ( key , delta = 1 , host = DEFAULT_HOST , port = DEFAULT_PORT ) : conn = _connect ( host , port ) _check_stats ( conn ) cur = get ( key ) if ( cur is None ) : raise CommandExecutionError ( "Key '{0}' does not exist" . format ( key ) ) elif ( not isinstance ( cur , integer_types ) ) : raise CommandExecutionError ( "Value for key '{0}' must be an integer to be incremented" . format ( key ) ) try : return conn . incr ( key , delta ) except ValueError : raise SaltInvocationError ( 'Delta value must be an integer' )
increment the value of a key cli example: .