Temporary requirements changes for testing

Do not merge this!

.github/workflows/python-tests.yml

@@ -48,7 +48,6 @@ jobs:
     strategy:
       matrix:
         python-version: [3.7]
-        pymc3-version: [stable, dev]
 
     steps:
     - uses: actions/checkout@v2
@@ -61,7 +60,6 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        if [[ "${{ matrix.pymc3-version }}" != "stable" ]]; then pip install "pymc3 @ git+https://github.com/pymc-devs/pymc3.git@master"; fi
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Test with pytest
       run: |

setup.py

@@ -17,8 +17,11 @@
     install_requires=[
         "numpy>=1.18.1",
         "scipy>=1.4.0",
-        "pymc3>=4.0.0",
-        "aesara>=2.0.10",
+        # XXX TODO: These are temporary and only for testing.
+        # "pymc3>=4.0.0",
+        "pymc3 @ git+https://github.com/brandonwillard/pymc4.git@pymc-v4-updates#egg=pymc3-4.0.0",  # noqa: E501
+        # "aesara>=2.0.10",
+        "aesara @ git+https://github.com/pymc-devs/aesara.git@master#egg=aesara-2.1.0",
     ],
     tests_require=["pytest"],
     long_description=open("README.md").read() if exists("README.md") else "",