Remove awkward from theano import theano statements (#4054)

Co-authored-by: Brandon T. Willard <[email protected]>

Author: brandonwillard

docs/source/notebooks/normalizing_flows_overview.ipynb

@@ -27,7 +27,8 @@
     "import seaborn as sns\n",
     "import pymc3 as pm\n",
     "import numpy as np\n",
-    "from theano import theano, tensor as tt\n",
+    "import theano\n",
+    "import theano.tensor as tt\n",
     "from collections import Counter\n",
     "\n",
     "pm.set_tt_rng(42)\n",

pymc3/model.py

@@ -24,7 +24,8 @@
 from pandas import Series
 import scipy.sparse as sps
 import theano.sparse as sparse
-from theano import theano, tensor as tt
+import theano
+import theano.tensor as tt
 from theano.tensor.var import TensorVariable
 from theano.compile import SharedVariable
 

pymc3/tests/test_model.py

@@ -13,7 +13,8 @@
 #   limitations under the License.
 
 import pytest
-from theano import theano, tensor as tt
+import theano
+import theano.tensor as tt
 import numpy as np
 import pandas as pd
 import numpy.testing as npt

pymc3/tests/test_theanof.py

@@ -16,7 +16,8 @@
 import pytest
 from itertools import product
 
-from theano import theano, tensor as tt
+import theano
+import theano.tensor as tt
 import numpy as np
 
 from pymc3.theanof import set_theano_conf, take_along_axis, _conversion_map

pymc3/tests/test_variational_inference.py

@@ -17,7 +17,8 @@
 import io
 import operator
 import numpy as np
-from theano import theano, tensor as tt
+import theano
+import theano.tensor as tt
 
 
 import pymc3 as pm

pymc3/theanof.py

@@ -14,7 +14,7 @@
 
 import numpy as np
 import theano
-from theano import theano, scalar, tensor as tt
+from theano import scalar, tensor as tt
 from theano.configparser import change_flags
 from theano.gof import Op
 from theano.gof.graph import inputs

pymc3/variational/stein.py

@@ -12,7 +12,8 @@
 #   See the License for the specific language governing permissions and
 #   limitations under the License.
 
-from theano import theano, tensor as tt
+import theano
+import theano.tensor as tt
 from pymc3.variational.opvi import node_property
 from pymc3.variational.test_functions import rbf
 from pymc3.theanof import floatX, change_flags