Use requirements.txt and pin black version

.gitignore

+.coverage
 *.linkinfo
 *.o
 *.orig

.travis.yml

@@ -59,15 +59,16 @@ before_install:
 install:
   - conda create --yes -q -n pyenv python=$TRAVIS_PYTHON_VERSION
   - conda activate pyenv
-  - conda install --yes -q mkl numpy scipy pip flake8 six pep8 pyflakes sphinx mkl-service graphviz cython
-  - python -m pip install -q pydot-ng sphinx_rtd_theme pytest pytest-cov>=2.6.1 coveralls sympy
-  - python -m pip install --no-deps --upgrade -e .
+  - conda install --yes -q mkl numpy scipy pip mkl-service graphviz cython libgpuarray pygpu
+  - pip install -q -r requirements.txt
+  - conda list && pip freeze
+  - python -c 'import theano; print(theano.config.__str__(print_doc=False))'
+  - python -c 'import theano; assert(theano.config.blas.ldflags != "")'
 
 jobs:
   include:
     - stage: lint
       script:
-        - pip install black
         - black -t py36 --check theano/ tests/ setup.py
         - flake8
     - &normaltest
@@ -92,19 +93,8 @@ script:
   - export MKL_THREADING_LAYER=GNU
   - export MKL_NUM_THREADS=1
   - export OMP_NUM_THREADS=1
-  - which python
-  - python --version
-  - uname -a
-  - free -m
-  - df -h
-  - ulimit -a
   - echo "$PART"
-  # Print information to help debug problems
-  - python -c 'import numpy; print(numpy.__version__)'
-  - python -c 'import theano; print(theano.__version__)'
-  - python -c 'import theano; print(theano.config.__str__(print_doc=False))'
-  - python -c 'import theano; assert(theano.config.blas.ldflags != "")'
-  - pytest -x -r A --verbose --runslow --cov=theano/ --cov-append --no-cov-on-fail $PART || travis_terminate 1
+  - pytest -x -r A --verbose --runslow --cov=theano/ --cov-append --no-cov-on-fail $PART
 
 after_success:
   - coveralls

doc/install_generic.inc

@@ -44,9 +44,9 @@ Install the latest stable version of Theano with:
 
 - Use :blue:`user` for a user installation without admin rights. It will install Theano in your local site-packages.
 
-- [test] will install the requirements for testing.
+- Use `pip install -r requirements.txt` to install the requirements for testing.
 
-- [doc] will install the requirements in order to generate the documentation.
+- Use `pip install -r requirements-rtd.txt` install the requirements for generating the documentation.
 
 If you encountered any trouble, head to the :ref:`troubleshooting` page.
 

requirement-rtd.txt → requirements-rtd.txt

+-e ./
 sphinx>=1.3.0
+sphinx_rtd_theme
 pygments
 pytest
 numpy
 gnumpy
 pydot
 pydot2
+pydot-ng
 Cython
 scipy==0.13

requirements.txt

+-e ./
+flake8
+pep8
+pyflakes
+black==20.8b1
+pytest-cov>=2.6.1
+coverage>=5.1
+pytest
+coveralls
+cython
+sympy
+versioneer

setup.py

@@ -107,10 +107,6 @@ def do_setup():
         packages=find_packages(),
         cmdclass=versioneer.get_cmdclass(),
         install_requires=["numpy>=1.9.1", "scipy>=0.14", "six>=1.9.0"],
-        extras_require={
-            "test": ["pytest", "flake8", "black"],
-            "doc": ["Sphinx>=0.5.1", "pygments"],
-        },
         package_data={
             "": [
                 "*.txt",