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Disable quick init for deepspeed (#32066)
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Disable via deepspeed
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muellerzr authored Jul 19, 2024
1 parent 89575b5 commit 62aa270
Showing 1 changed file with 5 additions and 0 deletions.
5 changes: 5 additions & 0 deletions src/transformers/modeling_utils.py
Original file line number Diff line number Diff line change
Expand Up @@ -344,10 +344,15 @@ def check_support_param_buffer_assignment(model_to_load, state_dict, start_prefi
as when loading in empty weights) by first checking
if the model explicitly disables it, then by ensuring that the state dict keys
are a subset of the model's parameters.
Note: We fully disable this if we are using `deepspeed`
"""
if len([key for key in state_dict if key.startswith(start_prefix)]) == 0:
return False

if is_deepspeed_zero3_enabled():
return False

# Some models explicitly do not support param buffer assignment
if not getattr(model_to_load, "_supports_param_buffer_assignment", True):
logger.debug(
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