refactor: remove scripts/python3.js

refs #578

package.json

@@ -14,8 +14,8 @@
     "e2e": "npm run preprocess && node scripts/check-translations.js && npm run ng -- e2e --suite=regular --webdriver-update=false",
     "e2equick": "node scripts/check-translations.js && npm run ng -- e2e --dev-server-target= --suite=regular --webdriver-update=false",
     "monkeytest": "npm run ng -- e2e --dev-server-target= --suite=monkeyTest --webdriver-update=false",
-    "mkdocs": "node scripts/python3.js -m mkdocs build -f mkdocs-fr.yml && node scripts/python3.js -m mkdocs build -f mkdocs-en.yml && node scripts/mkdocs-postprocess.js",
-    "mkdocs2pdf": "node scripts/python3.js mkdocs2pdf.py",
+    "mkdocs": "python3 -m mkdocs build -f mkdocs-fr.yml && python3 -m mkdocs build -f mkdocs-en.yml && node scripts/mkdocs-postprocess.js",
+    "mkdocs2pdf": "python3 mkdocs2pdf.py",
     "preprocess": "node scripts/preprocessors.js && node scripts/extract-nghyd-version.js docs/cassiopee_version.tex && npm run mkdocs",
     "start": "npm run preprocess && npm run ng serve -- --host 0.0.0.0 --poll 5000",
     "build-no-pdf": "npm run preprocess && npm run ng build -- --configuration production",

scripts/python3.js

-'use strict';
-
-const exec = require("child_process").execSync;
-const os = require("os");
-
-let py = "python3";
-if (os.platform() === "win32") {
-    py = "python";
-}
-
-const command = py + " " + process.argv.slice(2).join(" ");
-console.log("executing", command);
-
-const ret = exec(command);
-console.log(ret.toString());