Brython with Cordova

deviceready-brython.js

document.addEventListener('deviceready', brython, false);

monkeypatch-brython.js

(function() {
  var original_ajax_load_script = __BRYTHON__.ajax_load_script;

  __BRYTHON__.ajax_load_script = function(script) {
    try {
      original_ajax_load_script(script);
    } catch {
      custom_ajax_load_script(script);
    }
  };

  function custom_ajax_load_script(script) {
    var url = script.url,
        name = script.name;

    var xhr = new XMLHttpRequest();
    xhr.addEventListener("loadend", function(evt) {
      if(this.status === 0){
        var src = this.responseText;
        if(script.is_ww){
          __BRYTHON__.webworkers[name] = src;
        }else{
          __BRYTHON__.tasks.splice(0, 0, [$B.run_script, src, name, true]);
        }
        __BRYTHON__.loop();
      } else {
        throw Error(url + " not found");
      }
    });

    var qs = __BRYTHON__.$options.cache ? '' : (url.search(/\?/) > -1 ? '&' : '?') + Date.now();
    xhr.open("GET", url + qs, true);
    xhr.send();
  }
})();

template.html

<script src="js/monkeypatch-brython.js"></script>
<script src="js/deviceready-brython.js"></script>