Add test-requirements.txt file (#652)

Author: lgeiger

.github/workflows/lint.yml

@@ -18,13 +18,13 @@ jobs:
           python-version: 3.8
       - name: Install Lint Dependencies
         run: |
-          pip install pyflakes==2.3.0 black==20.8b1 pytype==2021.5.25 --no-cache-dir
+          pip install -r test-requirements.txt --no-cache-dir
           sudo wget -O /usr/local/bin/buildifier https://github.com/bazelbuild/buildtools/releases/download/4.0.1/buildifier-linux-amd64
           sudo chmod +x /usr/local/bin/buildifier
       - name: Run PyFlakes
         run: pyflakes larq_compute_engine
       - name: Black code style
-        run: black larq_compute_engine --check --target-version py36 --exclude 'build/|buck-out/|dzzist/|_build/|\.git/|\.hg/|\.mypy_cache/|\.tox/|\.venv/|larq/snapshots/'
+        run: black larq_compute_engine --check --target-version py36
       - name: clang-format lint
         uses: DoozyX/clang-format-lint-action@v0.12
         with:

test-requirements.txt

@@ -0,0 +1,3 @@
+black==21.5b1
+pyflakes==2.3.1
+pytype==2021.5.25