diff --git a/GPy/core/sparse_gp.py b/GPy/core/sparse_gp.py
index e451b684..c83381b9 100644
--- a/GPy/core/sparse_gp.py
+++ b/GPy/core/sparse_gp.py
@@ -10,6 +10,8 @@ from parameterization.variational import VariationalPosterior
 
 import logging
 from GPy.inference.latent_function_inference.posterior import Posterior
+from GPy.inference.optimization.stochastics import SparseGPStochastics,\
+    SparseGPMissing
 #no stochastics.py file added! from GPy.inference.optimization.stochastics import SparseGPStochastics,\
     #SparseGPMissing
 logger = logging.getLogger("sparse gp")
diff --git a/GPy/models/bayesian_gplvm.py b/GPy/models/bayesian_gplvm.py
index 44dc7f35..c4d0b6e9 100644
--- a/GPy/models/bayesian_gplvm.py
+++ b/GPy/models/bayesian_gplvm.py
@@ -5,10 +5,8 @@ import numpy as np
 from .. import kern
 from ..core.sparse_gp_mpi import SparseGP_MPI
 from ..likelihoods import Gaussian
-from ..inference.optimization import SCG
-from ..util import linalg
-from ..core.parameterization.variational import NormalPosterior, NormalPrior, VariationalPosterior
-from ..inference.latent_function_inference.var_dtc_parallel import update_gradients, VarDTC_minibatch
+from ..core.parameterization.variational import NormalPosterior, NormalPrior
+from ..inference.latent_function_inference.var_dtc_parallel import VarDTC_minibatch
 from ..inference.latent_function_inference.var_dtc_gpu import VarDTC_GPU
 import logging