mongo db.find code example

Example 1: mongodb findone

itemsCollection.findOne(query, projection)
  .then(result => {
    if(result) {
      console.log(`Successfully found document: ${result}.`);
    } else {
      console.log("No document matches the provided query.");
    }
    return result;
  })
  .catch(err => console.error(`Failed to find document: ${err}`));

Example 2: mongoengine find

#var "Cars" is the document, then the parameter is 
#what you are searching it by

Cars.objects(model=2013)