IGNORE_INDEX = -100

DEFAULT_IM_START_TOKEN = "<|im_start|>"
DEFAULT_IM_END_TOKEN = "<|im_end|>"
DEFAULT_IMAGE_TOKEN = "<|image_pad|>"
DEFAULT_VIDEO_TOKEN = "<|video_pad|>"
LLAVA_IMAGE_TOKEN = "<image>"
LLAVA_VIDEO_TOKEN = "<video>"
VISION_START_TOKEN = "<|vision_start|>"
VISION_END_TOKEN = "<|vision_end|>"

SYSTEM_MESSAGE = "You are a helpful assistant."