why KeyError: 'rmsprop'?

[ocean-debug]

dca: Successfully preprocessed
Traceback (most recent call last):
File "", line 1, in
File "/home/anaconda3/envs/dca/lib/python3.6/site-packages/dca/api.py", line 194, in dca
hist = train(adata[adata.obs.dca_split == 'train'], net, **training_kwds)
File "/home/anaconda3/envs/dca/lib/python3.6/site-packages/dca/train.py", line 48, in train
optimizer = opt.dictoptimizer
KeyError: 'rmsprop'

[alexcwsmith]

This is almost certainly a version issue. See here for working versions:

#42