muromec

function MyObject(val) {
	this.val = val;
	this.myCallback = this.myCallback.bind(this); // or lodash.bindall(this, 'myCallback');
}

MyObject.prototype.myCallback = function(err, data){
	console.log(err,data);
	console.log(this.val);
};

muromec

from flask import Flask

from flask.ext.hopak import FlaskHopak
from flask.ext.pymongo import PyMongo

import models

def create_app():
    # Create flask app
    app = Flask(__name__)