[plotting] py3 compatibility, is it right, that relative imports always have to be in the format from . import <.>

GPy/plotting/matplot_dep/dim_reduction_plots.py

@@ -2,7 +2,7 @@
 # Licensed under the BSD 3-clause license (see LICENSE.txt)
 
 import numpy as np
-from latent_space_visualizations.controllers.imshow_controller import ImshowController,ImAnnotateController
+from .latent_space_visualizations.controllers.imshow_controller import ImshowController,ImAnnotateController
 from ...core.parameterization.variational import VariationalPosterior
 from .base_plots import x_frame2D
 import itertools

GPy/plotting/matplot_dep/mapping_plots.py

@@ -3,7 +3,7 @@
 
 import numpy as np
 try:
-    import Tango
+    from . import Tango
     from matplotlib import pyplot as pb
 except:
     pass

GPy/plotting/matplot_dep/ssgplvm.py

@@ -5,7 +5,7 @@ The module plotting results for SSGPLVM
 import pylab
 
 from ...models import SSGPLVM
-from img_plots import plot_2D_images
+from .img_plots import plot_2D_images
 
 class SSGPLVM_plot(object):
     def __init__(self,model, imgsize):

GPy/plotting/matplot_dep/visualize.py

@@ -4,7 +4,7 @@ import GPy
 import numpy as np
 import matplotlib as mpl
 import time
-from GPy.core.parameterization.variational import VariationalPosterior
+from ...core.parameterization.variational import VariationalPosterior
 try:
     import visual
     visual_available = True