Merge pull request #561 from lucasosouza/test_req_fix

test installing numba from source to fix numpy 1.2.1 dependency error

.circleci/config.yml

@@ -90,6 +90,8 @@ jobs:
           key: pip-cache-v1-{{ arch }}-{{ checksum "nupic.torch.sha" }}-{{ checksum "nupic.tensorflow.sha" }}-{{ checksum "requirements.txt" }}-{{ checksum "requirements-dev.txt" }}
       # FIXME: Downgrading pip to 20.2 until we resolve all the issues with the new pip dependency resolver
       - run: pip install --user pip==20.2
+      # FIXME: remove numba installation command once dependency issues with numpy 1.21.2 is fixed on a new numba release
+      - run: pip install --user numba==0.43.0
       - run: pip install --user flake8-formatter-junit-xml
       # FIXME: PEP-517 doesn't allow for editable installs. See https://github.com/pypa/pip/issues/7953
       - run: pip install --no-use-pep517 --user -e ".[dev]"