Import python package files from within another package

crud_functionality.py

from helpers.validators import validate_movie_title

import sys
sys.path.append('/Users/c3po/Desktop/12_Python_Resubmission/entity')

from models import Movie

class CRUD:

	def insert_movie(self):
		print "insert movie here!!!!!!!!!!!!!!"
		#movie = Movie()
		#movie.save("abc",123)
		#print movie