commit-hooks/main/pre-merge-commit at 5283d7a7db90f1227c36c75263aeffcf09883d01 · ccdc-opensource/commit-hooks · GitHub

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#!/usr/bin/env bash
me=$(basename "$0")

is_python3() {
  "$1" -c 'import sys; sys.exit(0 if sys.version_info[0] == 3 else 1)' >/dev/null 2>&1
}

case "$OSTYPE" in
  msys*|mingw*|cygwin*|win32*)
    echo "Running ${me} on Windows"
    if command -v python3 > /dev/null 2>&1 && is_python3 python3; then
      PYTHON_EXECUTABLE=(python3)
    elif command -v py > /dev/null 2>&1 && py -3 -c 'import sys; sys.exit(0 if sys.version_info[0] == 3 else 1)' > /dev/null 2>&1; then
      PYTHON_EXECUTABLE=(py -3)
    elif command -v python > /dev/null 2>&1 && is_python3 python; then
      PYTHON_EXECUTABLE=(python)
    else
      echo "Error: Python not found or not runnable"
      exit 1
    fi
    ;;
  *)
    echo "Running ${me} on linux / mac / unix"
    if command -v python3 > /dev/null 2>&1 && is_python3 python3; then
      PYTHON_EXECUTABLE=(python3)
    elif command -v python > /dev/null 2>&1 && is_python3 python; then
      PYTHON_EXECUTABLE=(python)
    else
      echo "Error: Python not found or not runnable"
      exit 1
    fi
    ;;
esac

"${PYTHON_EXECUTABLE[@]}" "${BASH_SOURCE[0]%.*}.py" "$@"