fix install

.travis.yml

@@ -59,6 +59,9 @@ jobs:
 install:
   - source script/cuda.sh
   - source script/conda.sh
+  - conda create --yes -n test python="${PYTHON_VERSION}"
+  - source activate test
+  - source script/torch.sh
   - pip install flake8 codecov
   - python setup.py install
 

script/conda.sh

@@ -24,12 +24,3 @@ fi
 conda update --yes conda
 
 conda create --yes -n test python="${PYTHON_VERSION}"
-source activate test
-conda install pytorch="${TORCH_VERSION}" "${TOOLKIT}" -c pytorch --yes
-
-# Fix "member may not be initialized" error on Windows: https://github.com/pytorch/pytorch/issues/27958
-if [ "${TRAVIS_OS_NAME}" = "windows" ] && [ "${IDX}" != "cpu" ]; then
-  sed -i.bak -e 's/constexpr/const/g' /c/tools/miniconda3/envs/test/lib/site-packages/torch/include/torch/csrc/jit/script/module.h
-  sed -i.bak -e 's/constexpr/const/g' /c/tools/miniconda3/envs/test/lib/site-packages/torch/include/torch/csrc/jit/argument_spec.h
-  sed -i.bak -e 's/return \*(this->value)/return \*((type\*)this->value)/g' /c/tools/miniconda3/envs/test/lib/site-packages/torch/include/pybind11/cast.h
-fi

script/torch.sh

+#!/bin/bash
+
+conda install pytorch="${TORCH_VERSION}" "${TOOLKIT}" -c pytorch --yes
+
+# Fix "member may not be initialized" error on Windows: https://github.com/pytorch/pytorch/issues/27958
+if [ "${TRAVIS_OS_NAME}" = "windows" ] && [ "${IDX}" != "cpu" ]; then
+  sed -i.bak -e 's/constexpr/const/g' /c/tools/miniconda3/envs/test/lib/site-packages/torch/include/torch/csrc/jit/script/module.h
+  sed -i.bak -e 's/constexpr/const/g' /c/tools/miniconda3/envs/test/lib/site-packages/torch/include/torch/csrc/jit/argument_spec.h
+  sed -i.bak -e 's/return \*(this->value)/return \*((type\*)this->value)/g' /c/tools/miniconda3/envs/test/lib/site-packages/torch/include/pybind11/cast.h
+fi
+