migrate get_backend

src/pyhf/cli/infer.py

@@ -9,7 +9,8 @@
 from pyhf.infer import hypotest
 from pyhf.infer import mle
 from pyhf.workspace import Workspace
-from pyhf import get_backend, set_backend, optimize
+from pyhf.tensor.manager import get_backend, set_backend
+from pyhf import optimize
 
 log = logging.getLogger(__name__)
 

src/pyhf/infer/__init__.py

@@ -1,7 +1,7 @@
 """Inference for Statistical Models."""
 
 from pyhf.infer import utils
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf import exceptions
 
 

src/pyhf/infer/calculators.py

@@ -9,7 +9,7 @@
 """
 
 from pyhf.infer.mle import fixed_poi_fit
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf.infer import utils
 import tqdm
 

src/pyhf/infer/intervals/upper_limits.py

@@ -3,7 +3,7 @@
 import numpy as np
 from scipy.optimize import toms748
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf.infer import hypotest
 
 __all__ = ["linear_grid_scan", "toms748_scan", "upper_limit"]

src/pyhf/infer/mle.py

@@ -1,6 +1,6 @@
 """Module for Maximum Likelihood Estimation."""
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf.exceptions import UnspecifiedPOI
 
 __all__ = ["fit", "fixed_poi_fit", "twice_nll"]

src/pyhf/infer/test_statistics.py

@@ -1,4 +1,4 @@
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf.infer.mle import fixed_poi_fit, fit
 from pyhf.exceptions import UnspecifiedPOI
 

src/pyhf/modifiers/lumi.py

@@ -1,7 +1,8 @@
 import logging
 
 import pyhf
-from pyhf import get_backend, events
+from pyhf.tensor.manager import get_backend
+from pyhf import events
 from pyhf.parameters import ParamViewer
 
 log = logging.getLogger(__name__)

src/pyhf/modifiers/normfactor.py

@@ -1,7 +1,8 @@
 import logging
 
 import pyhf
-from pyhf import get_backend, events
+from pyhf.tensor.manager import get_backend
+from pyhf import events
 from pyhf.parameters import ParamViewer
 
 log = logging.getLogger(__name__)

src/pyhf/modifiers/normsys.py

@@ -1,7 +1,8 @@
 import logging
 
 import pyhf
-from pyhf import get_backend, events
+from pyhf.tensor.manager import get_backend
+from pyhf import events
 from pyhf import interpolators
 from pyhf.parameters import ParamViewer
 

src/pyhf/optimize/opt_jax.py

@@ -1,6 +1,6 @@
 """JAX Backend Function Shim."""
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf.tensor.common import _TensorViewer
 import jax
 import logging

src/pyhf/optimize/opt_numpy.py

@@ -1,6 +1,6 @@
 """Numpy Backend Function Shim."""
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 from pyhf import exceptions
 
 

src/pyhf/optimize/opt_pytorch.py

@@ -1,6 +1,6 @@
 """PyTorch Backend Function Shim."""
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 import torch
 
 

src/pyhf/optimize/opt_tflow.py

@@ -1,6 +1,6 @@
 """Tensorflow Backend Function Shim."""
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 import tensorflow as tf
 
 

src/pyhf/probability.py

@@ -1,6 +1,6 @@
 """The probability density function module."""
 
-from pyhf import get_backend
+from pyhf.tensor.manager import get_backend
 
 __all__ = ["Independent", "Normal", "Poisson", "Simultaneous"]