





import os

import torch

from ..logging import get_logger
from .constants import FSDP_PYTORCH_VERSION, MODEL_NAME, OPTIMIZER_NAME
from .versions import is_torch_version


if is_torch_version('>=', FSDP_PYTORCH_VERSION):
    import torch.distributed.checkpoint as dist_cp
    from torch.distributed.checkpoint.default_planner import DefaultLoadPlanner, DefaultSavePlanner
    from torch.distributed.checkpoint.optimizer import load_sharded_optimizer_state_dict
    from torch.distributed.fsdp.fully_sharded_data_parallel import FullyShardedDataParallel as FSDP
    from torch.distributed.fsdp.fully_sharded_data_parallel import StateDictType


UpperCamelCase_												=	get_logger(__name__)






def 				_UpperCAmelCase			(    A				,							A				,							A				,							A				,							A=0     ):




   '''simple docstring'''

   os.makedirs(A				,							exist_ok=A     )
   with FSDP.state_dict_type(
       A				,							fsdp_plugin.state_dict_type				,							fsdp_plugin.state_dict_config				,							fsdp_plugin.optim_state_dict_config     ):
      UpperCAmelCase__						=model.state_dict()
      if fsdp_plugin.state_dict_type == StateDictType.FULL_STATE_DICT:
         UpperCAmelCase__						=F"""{MODEL_NAME}.bin""" if model_index == 0 else F"""{MODEL_NAME}_{model_index}.bin"""
         UpperCAmelCase__						=os.path.join(A				,							A     )
         if accelerator.process_index == 0:
            logger.info(F"""Saving model to {output_model_file}"""     )
            torch.save(A				,							A     )
            logger.info(F"""Model saved to {output_model_file}"""     )
      elif fsdp_plugin.state_dict_type == StateDictType.LOCAL_STATE_DICT:
         UpperCAmelCase__						=(
             F"""{MODEL_NAME}_rank{accelerator.process_index}.bin"""
             if model_index == 0
             else F"""{MODEL_NAME}_{model_index}_rank{accelerator.process_index}.bin"""
         )
         UpperCAmelCase__						=os.path.join(A				,							A     )
         logger.info(F"""Saving model to {output_model_file}"""     )
         torch.save(A				,							A     )
         logger.info(F"""Model saved to {output_model_file}"""     )
      elif fsdp_plugin.state_dict_type == StateDictType.SHARDED_STATE_DICT:
         UpperCAmelCase__						=os.path.join(A				,							F"""{MODEL_NAME}_{model_index}"""     )
         os.makedirs(A				,							exist_ok=A     )
         logger.info(F"""Saving model to {ckpt_dir}"""     )
         UpperCAmelCase__						={"model": state_dict}

         dist_cp.save_state_dict(
             state_dict=A				,							storage_writer=dist_cp.FileSystemWriter(A     )				,							planner=DefaultSavePlanner()				,							)
         logger.info(F"""Model saved to {ckpt_dir}"""     )






def 				_UpperCAmelCase			(    A				,							A				,							A				,							A				,							A=0     ):




   '''simple docstring'''

   accelerator.wait_for_everyone()
   with FSDP.state_dict_type(
       A				,							fsdp_plugin.state_dict_type				,							fsdp_plugin.state_dict_config				,							fsdp_plugin.optim_state_dict_config     ):
      if fsdp_plugin.state_dict_type == StateDictType.FULL_STATE_DICT:
         if type(A     ) != FSDP and accelerator.process_index != 0:
            if not fsdp_plugin.sync_module_states:
               raise ValueError(
                   "Set the `sync_module_states` flag to `True` so that model states are synced across processes when "
                   "initializing FSDP object"     )
            return
         UpperCAmelCase__						=F"""{MODEL_NAME}.bin""" if model_index == 0 else F"""{MODEL_NAME}_{model_index}.bin"""
         UpperCAmelCase__						=os.path.join(A				,							A     )
         logger.info(F"""Loading model from {input_model_file}"""     )
         UpperCAmelCase__						=torch.load(A     )
         logger.info(F"""Model loaded from {input_model_file}"""     )
      elif fsdp_plugin.state_dict_type == StateDictType.LOCAL_STATE_DICT:
         UpperCAmelCase__						=(
             F"""{MODEL_NAME}_rank{accelerator.process_index}.bin"""
             if model_index == 0
             else F"""{MODEL_NAME}_{model_index}_rank{accelerator.process_index}.bin"""
         )
         UpperCAmelCase__						=os.path.join(A				,							A     )
         logger.info(F"""Loading model from {input_model_file}"""     )
         UpperCAmelCase__						=torch.load(A     )
         logger.info(F"""Model loaded from {input_model_file}"""     )
      elif fsdp_plugin.state_dict_type == StateDictType.SHARDED_STATE_DICT:
         UpperCAmelCase__						=(
             os.path.join(A				,							F"""{MODEL_NAME}_{model_index}"""     )
             if F"""{MODEL_NAME}""" not in input_dir
             else input_dir
         )
         logger.info(F"""Loading model from {ckpt_dir}"""     )
         UpperCAmelCase__						={"model": model.state_dict()}
         dist_cp.load_state_dict(
             state_dict=A				,							storage_reader=dist_cp.FileSystemReader(A     )				,							planner=DefaultLoadPlanner()				,							)
         UpperCAmelCase__						=state_dict["model"]
         logger.info(F"""Model loaded from {ckpt_dir}"""     )
      model.load_state_dict(A     )






def 				_UpperCAmelCase			(    A				,							A				,							A				,							A				,							A				,							A=0     ):




   '''simple docstring'''

   os.makedirs(A				,							exist_ok=A     )
   with FSDP.state_dict_type(
       A				,							fsdp_plugin.state_dict_type				,							fsdp_plugin.state_dict_config				,							fsdp_plugin.optim_state_dict_config     ):
      UpperCAmelCase__						=FSDP.optim_state_dict(A				,							A     )
      if fsdp_plugin.state_dict_type == StateDictType.FULL_STATE_DICT:
         if accelerator.process_index == 0:
            UpperCAmelCase__						=(
                F"""{OPTIMIZER_NAME}.bin""" if optimizer_index == 0 else F"""{OPTIMIZER_NAME}_{optimizer_index}.bin"""
            )
            UpperCAmelCase__						=os.path.join(A				,							A     )
            logger.info(F"""Saving Optimizer state to {output_optimizer_file}"""     )
            torch.save(A				,							A     )
            logger.info(F"""Optimizer state saved in {output_optimizer_file}"""     )
      else:
         UpperCAmelCase__						=os.path.join(A				,							F"""{OPTIMIZER_NAME}_{optimizer_index}"""     )
         os.makedirs(A				,							exist_ok=A     )
         logger.info(F"""Saving Optimizer state to {ckpt_dir}"""     )
         dist_cp.save_state_dict(
             state_dict={"optimizer": optim_state}				,							storage_writer=dist_cp.FileSystemWriter(A     )				,							planner=DefaultSavePlanner()				,							)
         logger.info(F"""Optimizer state saved in {ckpt_dir}"""     )






def 				_UpperCAmelCase			(    A				,							A				,							A				,							A				,							A				,							A=0     ):




   '''simple docstring'''

   accelerator.wait_for_everyone()
   with FSDP.state_dict_type(
       A				,							fsdp_plugin.state_dict_type				,							fsdp_plugin.state_dict_config				,							fsdp_plugin.optim_state_dict_config     ):
      if fsdp_plugin.state_dict_type == StateDictType.FULL_STATE_DICT:
         UpperCAmelCase__						=None
         # below check should work but currently it isn't working (mostly opytorch issue),
         # in the meantime disabling it at the cost of excess memory usage
         # if accelerator.process_index == 0 or not fsdp_plugin.optim_state_dict_config.rank0_only:
         UpperCAmelCase__						=(
             F"""{OPTIMIZER_NAME}.bin""" if optimizer_index == 0 else F"""{OPTIMIZER_NAME}_{optimizer_index}.bin"""
         )
         UpperCAmelCase__						=os.path.join(A				,							A     )
         logger.info(F"""Loading Optimizer state from {input_optimizer_file}"""     )
         UpperCAmelCase__						=torch.load(A     )
         logger.info(F"""Optimizer state loaded from {input_optimizer_file}"""     )
      else:
         UpperCAmelCase__						=(
             os.path.join(A				,							F"""{OPTIMIZER_NAME}_{optimizer_index}"""     )
             if F"""{OPTIMIZER_NAME}""" not in input_dir
             else input_dir
         )
         logger.info(F"""Loading Optimizer from {ckpt_dir}"""     )
         UpperCAmelCase__						=load_sharded_optimizer_state_dict(
             model_state_dict=model.state_dict()				,							optimizer_key="optimizer"				,							storage_reader=dist_cp.FileSystemReader(A     )				,							)
         UpperCAmelCase__						=optim_state["optimizer"]
         logger.info(F"""Optimizer loaded from {ckpt_dir}"""     )
      UpperCAmelCase__						=FSDP.optim_state_dict_to_load(A				,							A				,							A     )
      optimizer.load_state_dict(A     )










import os
from typing import List, Optional, Union

from ...image_processing_utils import BatchFeature
from ...image_utils import ImageInput
from ...processing_utils import ProcessorMixin
from ...tokenization_utils_base import PaddingStrategy, PreTokenizedInput, TextInput, TruncationStrategy
from ...utils import TensorType
from ..auto import AutoTokenizer

class     snake_case_		(   a							):






 '''simple docstring'''





 __UpperCamelCase       =      ['image_processor', 'tokenizer']
 __UpperCamelCase       =      'BlipImageProcessor'
 __UpperCamelCase       =      'AutoTokenizer'

 def __init__(  self,		A_,		A_,		A_		)	->       str:
    super().__init__(A_,		A_		)

    # add QFormer tokenizer
    UpperCAmelCase__						=qformer_tokenizer

 def __call__(  self,		A_ = None,		A_ = None,		A_ = True,		A_ = False,		A_ = None,		A_ = None,		A_ = 0,		A_ = None,		A_ = None,		A_ = False,		A_ = False,		A_ = False,		A_ = False,		A_ = False,		A_ = True,		A_ = None,		**A_,		)	->       BatchFeature:
    if images is None and text is None:
       raise ValueError("You have to specify at least images or text."		)

    UpperCAmelCase__						=BatchFeature()

    if text is not None:
       UpperCAmelCase__						=self.tokenizer(
           text=A_,		add_special_tokens=A_,		padding=A_,		truncation=A_,		max_length=A_,		stride=A_,		pad_to_multiple_of=A_,		return_attention_mask=A_,		return_overflowing_tokens=A_,		return_special_tokens_mask=A_,		return_offsets_mapping=A_,		return_token_type_ids=A_,		return_length=A_,		verbose=A_,		return_tensors=A_,		**A_,		)
       encoding.update(A_		)
       UpperCAmelCase__						=self.qformer_tokenizer(
           text=A_,		add_special_tokens=A_,		padding=A_,		truncation=A_,		max_length=A_,		stride=A_,		pad_to_multiple_of=A_,		return_attention_mask=A_,		return_overflowing_tokens=A_,		return_special_tokens_mask=A_,		return_offsets_mapping=A_,		return_token_type_ids=A_,		return_length=A_,		verbose=A_,		return_tensors=A_,		**A_,		)
       UpperCAmelCase__						=qformer_text_encoding.pop("input_ids"		)
       UpperCAmelCase__						=qformer_text_encoding.pop("attention_mask"		)

    if images is not None:
       UpperCAmelCase__						=self.image_processor(A_,		return_tensors=A_		)
       encoding.update(A_		)

    return encoding

 def  __UpperCAmelCase						(  self,		*A_,		**A_		)	->       List[Any]:
    return self.tokenizer.batch_decode(*A_,		**A_		)

 def  __UpperCAmelCase						(  self,		*A_,		**A_		)	->       int:
    return self.tokenizer.decode(*A_,		**A_		)

 @property
 # Copied from transformers.models.blip.processing_blip.BlipProcessor.model_input_names
 def  __UpperCAmelCase						(  self		)	->       List[str]:
    UpperCAmelCase__						=self.tokenizer.model_input_names
    UpperCAmelCase__						=self.image_processor.model_input_names
    return list(dict.fromkeys(tokenizer_input_names + image_processor_input_names		)		)

 def  __UpperCAmelCase						(  self,		A_,		**A_		)	->       str:
    if os.path.isfile(A_		):
       raise ValueError(f"""Provided path ({save_directory}) should be a directory, not a file"""		)
    os.makedirs(A_,		exist_ok=A_		)
    UpperCAmelCase__						=os.path.join(A_,		"qformer_tokenizer"		)
    self.qformer_tokenizer.save_pretrained(A_		)
    return super().save_pretrained(A_,		**A_		)






 @classmethod
 def  __UpperCAmelCase						(  cls,		A_,		**A_		)	->       int:
    UpperCAmelCase__						=AutoTokenizer.from_pretrained(A_,		subfolder="qformer_tokenizer"		)
    UpperCAmelCase__						=cls._get_arguments_from_pretrained(A_,		**A_		)
    args.append(A_		)
    return cls(*A_		)



