Cleaned up top-level namespace

holoviz · Dec 21, 2017 · 7aa1ef3 · 7aa1ef3
1 parent 8b03af9
commit 7aa1ef3
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Showing 2 changed files with 10 additions and 6 deletions.
diff --git a/holoviews/__init__.py b/holoviews/__init__.py
@@ -10,13 +10,11 @@
 
 from .core import archive, config                        # noqa (API import)
 from .core.dimension import OrderedDict, Dimension       # noqa (API import)
-from .core.boundingregion import BoundingBox             # noqa (API import)
 from .core.options import (Options, Store, Cycle,        # noqa (API import)
-                           Palette, StoreOptions)
-from .core.layout import *                               # noqa (API import)
-from .core.element import *                              # noqa (API import)
-from .core.overlay import *                              # noqa (API import)
-from .core.tree import *                                 # noqa (API import)
+                           Palette)
+from .core.layout import Layout, NdLayout, AdjointLayout # noqa (API import)
+from .core.element import Collator                       # noqa (API import)
+from .core.overlay import Overlay, NdOverlay             # noqa (API import)
 from .core.spaces import (HoloMap, Callable, DynamicMap, # noqa (API import)
                           GridSpace, GridMatrix)
 

diff --git a/holoviews/core/element.py b/holoviews/core/element.py
@@ -22,6 +22,8 @@ class Element(ViewableElement, Composable, Overlayable):
 
     group = param.String(default='Element', constant=True)
 
+    __abstract = True
+
     def hist(self, dimension=None, num_bins=20, bin_range=None,
              adjoin=True, individually=True, **kwargs):
         """
@@ -246,6 +248,8 @@ class Element2D(Element):
               of the Element in 2D space defined as four-tuple
               defining the (left, bottom, right and top) edges.""")
 
+    __abstract = True
+
 
 class Element3D(Element2D):
 
@@ -255,6 +259,8 @@ class Element3D(Element2D):
                in 3D space defined as (xmin, ymin, zmin,
                xmax, ymax, zmax).""")
 
+    __abstract = True
+
 
 class Collator(NdMapping):
     """