Fix circular gp circular dependency more cleanly

Author: ricardoV94

pymc/gp/util.py

@@ -22,13 +22,9 @@
 from pytensor.tensor.variable import TensorConstant
 from scipy.cluster.vq import kmeans
 
-# Avoid circular dependency when importing modelcontext
-from pymc.distributions.distribution import Distribution
-from pymc.model import modelcontext
+from pymc.model.core import modelcontext
 from pymc.pytensorf import compile_pymc
 
-_ = Distribution
-
 JITTER_DEFAULT = 1e-6
 
 

pymc/model/core.py

@@ -48,7 +48,6 @@
 
 from pymc.blocking import DictToArrayBijection, RaveledVars
 from pymc.data import GenTensorVariable, is_minibatch
-from pymc.distributions.transforms import ChainedTransform, _default_transform
 from pymc.exceptions import (
     BlockModelAccessError,
     ImputationWarning,
@@ -1452,6 +1451,7 @@ def create_value_var(
         -------
         TensorVariable
         """
+        from pymc.distributions.transforms import ChainedTransform, _default_transform
 
         # Make the value variable a transformed value variable,
         # if there's an applicable transform