Python 3 fixs: imports, prints, etc

Author: warrd

CREDITS.rst

@@ -16,4 +16,5 @@ Contributors
 * Andrew Straw : the Von Mises distribution and code to strip trailing whitespace.
 * Max Nickel : A bugfix in the Raftery-Lewis convergence diagnostic
 * Joonas Paalasmaa : Fixed an installation bug
-* Nicholas Matsakis : Changed typographer's quotes to straight quotes in documentation
+* Nicholas Matsakis : Changed typographer's quotes to straight quotes in documentation
+* Nick Ward : Fixed breaking behaviour for Python 3

pymc/Container.py

@@ -38,11 +38,11 @@ def __init__(self):
 from .Node import Node, ContainerBase, Variable, StochasticBase, DeterministicBase, PotentialBase, ContainerRegistry
 from copy import copy
 from numpy import ndarray, array, zeros, shape, arange, where, dtype, Inf
-from pymc.Container_values import LCValue, DCValue, ACValue, OCValue
+from .Container_values import LCValue, DCValue, ACValue, OCValue
 from types import ModuleType
 import pdb
 
-from pymc import six
+from . import six
 xrange = six.moves.xrange
 
 __all__ = ['Container', 'DictContainer', 'TupleContainer', 'ListContainer', 'SetContainer', 'ObjectContainer', 'ArrayContainer']