calling m1 1 2
11.0
calling ffg, with :
(1, 2.0)
{}
 calling m1 2 4
[19.0]
my a is 3
[0, 1, 2] [0, 2, 4]
[2, 4, 6, 8]
[2, 4, 6]
 I am an A with x= 6
use_fnt ii 
5
use_fnt ii 
41
use_fnt iid 
9
use_fnt iid 
45
{'a': [1, 3, 5], 'b': [2, 3, 5], 'sjkdf': [5, 3, 5]}
 rereading from hdf5   I am an A with x= 6.9
'cmy_module\n__reduce_reconstructor__Ac\np0\n(I1\nF3.0\ntp1\nRp2\n.'
 I am an A with x= 3