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import os
from .clip_encoder import CLIPVisionTower
def build_vision_tower(vision_tower_cfg, **kwargs):
vision_tower = getattr(
vision_tower_cfg, "mm_vision_tower", getattr(vision_tower_cfg, "vision_tower", None)
)
is_absolute_path_exists = os.path.exists(vision_tower)
if (
is_absolute_path_exists
or vision_tower.startswith("openai")
or vision_tower.startswith("laion")
):
return CLIPVisionTower(vision_tower, args=vision_tower_cfg, **kwargs)
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