Make mypy and pyright optional.

Author: dixonjoel

analyze-project/action.yml

@@ -19,7 +19,25 @@ inputs:
 runs:
   using: composite
   steps:
-    - name: Get package name and version
+- name: Check for mypy and pyright installation
+  id: check_tools
+  run: |
+        python - <<EOF
+    import os
+    from importlib.metadata import version, PackageNotFoundError
+
+    def is_installed(pkg_name):
+        try:
+            version(pkg_name)
+            return "true"
+        except PackageNotFoundError:
+            return "false"
+
+    print(f"::set-output name=mypy::{is_installed('mypy')}")
+    print(f"::set-output name=pyright::{is_installed('pyright')}")
+    EOF
+  shell: bash
+- name: Get package name and version
       id: get_package_info
       run: |
         result=$(poetry version -C "${{ inputs.project-directory }}")
@@ -54,10 +72,12 @@ runs:
       working-directory: ${{ inputs.project-directory }}
       shell: bash
     - name: Mypy static analysis
+      if: steps.check_tools.outputs.mypy == 'true'
       run: poetry run mypy
       working-directory: ${{ inputs.project-directory }}
       shell: bash
     - name: Add virtualenv to the path for pyright-action
+      if: steps.check_tools.outputs.pyright == 'true'
       shell: bash
       run: |
         VENV_PATH="$(poetry env info --path)"
@@ -68,6 +88,7 @@ runs:
         fi
       working-directory: ${{ inputs.project-directory }}
     - name: Pyright static analysis
+      if: steps.check_tools.outputs.pyright == 'true'
       uses: jakebailey/pyright-action@b5d50e5cde6547546a5c4ac92e416a8c2c1a1dfe # v2.3.2
       with:
         version: PATH