Composite Setup Python Action (#594)

* Add composite setup-python matrix action

* Fix actions path

* Clean out dependency install

* [Mega-Linter] Apply linters fixes

* Remove fail-fast from matrix strategy

Co-authored-by: TimPansino <[email protected]>

Author: TimPansino

.github/actions/setup-python-matrix/action.yml

@@ -0,0 +1,55 @@
+name: "setup-python-matrix"
+description: "Sets up all versions of python required for matrix testing in this repo."
+runs:
+  using: "composite"
+  steps:
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "pypy-3.6"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "pypy-3.7"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "pypy-2.7"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "3.6"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "3.7"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "3.8"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "3.9"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "3.10"
+        architecture: x64
+
+    - uses: actions/setup-python@v3
+      with:
+        python-version: "2.7"
+        architecture: x64
+
+    - name: Install Dependencies
+      shell: bash
+      run: |
+        python3.10 -m pip install -U pip
+        python3.10 -m pip install -U wheel setuptools tox virtualenv!=20.0.24