Migrate Python Fire CI from Travis to Github Actions.

PiperOrigin-RevId: 353286136
Change-Id: I030d43b4c911137c2859b1d5dcd91e5831dc6b2d

.github/scripts/build.sh

@@ -0,0 +1,40 @@
+# Copyright (C) 2018 Google Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+#!/usr/bin/env bash
+
+PYTHON_VERSION=${PYTHON_VERSION:-2.7}
+
+pip install --upgrade setuptools pip
+pip install --upgrade pylint pytest pytest-pylint pytest-runner
+pip install termcolor
+pip install hypothesis python-Levenshtein
+python setup.py develop
+python -m pytest  # Run the tests without IPython.
+pip install ipython
+python -m pytest  # Now run the tests with IPython.
+pylint fire --ignore=test_components_py3.py,parser_fuzz_test.py,console
+if [[ ${PYTHON_VERSION} == 2.7 || ${PYTHON_VERSION} == 3.7 ]]; then
+  pip install pytype;
+fi
+# Run type-checking, excluding files that define or use py3 features in py2.
+if [[ ${PYTHON_VERSION} == 2.7 ]]; then
+  pytype -x \
+    fire/fire_test.py \
+    fire/inspectutils_test.py \
+    fire/test_components_py3.py;
+elif [[ ${PYTHON_VERSION} == 3.7 ]]; then
+  pytype;
+fi
+

.github/workflows/build.yaml

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+name: Python Fire
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [2.7, 3.4, 3.5, 3.7, 3.8, 3.9]
+
+    steps:
+     # Checkout the repo.
+     - name: Checkout Python Fire repository
+       uses: actions/checkout@v2
+
+     # Set up Python environment.
+     - name: Set up Python ${{ matrix.python-version }}
+       uses: actions/setup-python@v2
+       with:
+         python-version: ${{ matrix.python-version }}
+
+     # Build Python Fire using the build.sh script.
+     - name: Run build script
+       shell: bash
+       run: ./.github/scripts/build.sh
+       env:
+         PYTHON_VERSION: ${{ matrix.python-version }}