def __init__(self, source, name, parent):
"""Throws LuaExceptions (LuaError or LuaSyntaxError)"""
self.name = name
self.source = source
self.vapor_client = VaporClient()
self.get_led_data = self.vapor_client.get_led_data
self.runtime = LuaRuntime()
self.render_function = None
self.render_function = self.runtime.eval(source)
if self.render_function is None:
print "no render callback!"
