ci(wrappers/python): debug path to mypy on windows

wrappers/python/scripts/ci/github/debug_python_paths.sh

@@ -3,10 +3,19 @@ set -eu
 cd wrappers/python
 export VIRTUAL_ENV="$PWD/.venv"
 export PATH="$VIRTUAL_ENV/bin:$PATH"
-set -x
-echo "$PATH" | tr ':' '\n'
+# shellcheck disable=SC2016
+echo '$PATH:'
+echo "$PATH" | tr ':' '\n  - '
+
 command -v python
 command -v python3
 command -v poetry || echo "missing poetry"
+if ! command -v mypy; then 
+  if command -v mypy.exe; then
+    echo "missing mypy, but found mypy.exe"
+  else
+    echo "missing mypy{.exe}"
+  fi
+fi
 stat ./.venv/bin/python || stat ./.venv/bin/python.exe || echo "missing .venv/bin/python{.exe}"
 python --version