ModuleNotFoundError: No module named 'einops' #212

    from sam3.model.sam3_image_processor import Sam3Processor
../pip__310__sam3_0_1_0_post3/sam3/__init__.py:3: in <module>
    from .model_builder import build_sam3_image_model
../pip__310__sam3_0_1_0_post3/sam3/model_builder.py:10: in <module>
    from sam3.model.decoder import (
../pip__310__sam3_0_1_0_post3/sam3/model/decoder.py:13: in <module>
    from sam3.sam.transformer import RoPEAttention
../pip__310__sam3_0_1_0_post3/sam3/sam/__init__.py:4: in <module>
    from .transformer import TwoWayTransformer
../pip__310__sam3_0_1_0_post3/sam3/sam/transformer.py:10: in <module>
    from sam3.sam.rope import apply_rotary_enc, apply_rotary_enc_real, compute_axial_cis
../pip__310__sam3_0_1_0_post3/sam3/sam/rope.py:13: in <module>
    from einops import rearrange, repeat
E   ModuleNotFoundError: No module named 'einops'