def __init__(self, config):
"""
Initializes a resource object.
:param root_uri: the base URL of Rexster.
"""
self.config = config
self.registry = Registry(config)
self.scripts = Scripts()
dir_name = os.path.dirname(__file__)
self.scripts.override(get_file_path(dir_name, "gremlin.groovy"))
self.registry.add_scripts("gremlin", self.scripts)
self.type_system, content_type = get_type_system(config)
self.request = RexsterRequest(config, content_type=content_type)
