
'''simple docstring'''

UpperCamelCase_            =    """
# Diffusers installation
! pip install diffusers transformers datasets accelerate
# To install from source instead of the last release, comment the command above and uncomment the following one.
# ! pip install git+https://github.com/huggingface/diffusers.git
"""

UpperCamelCase_            =    [{"""type""": """code""", """content""": INSTALL_CONTENT}]




'''simple docstring'''

import argparse

import torch
from clip import load

from transformers import CLIPConfig, CLIPModel


def 		_UpperCAmelCase			(					_lowerCamelCase  :    str					, _lowerCamelCase  :    Dict						)      ->  List[Any]:
  _lowerCAmelCase			,   _lowerCAmelCase			,   _lowerCAmelCase    :					List[Any]							=   pt_attn_layer.in_proj_weight.chunk(3					, dim=0						)
  _lowerCAmelCase			,   _lowerCAmelCase			,   _lowerCAmelCase    :					List[str]							=   pt_attn_layer.in_proj_bias.chunk(3					, dim=0						)

  _lowerCAmelCase    :					Optional[Any]							=   pt_attn_layer.out_proj.weight
  _lowerCAmelCase    :					List[Any]							=   pt_attn_layer.out_proj.bias

  _lowerCAmelCase    :					Union[str, Any]							=   q_proj
  _lowerCAmelCase    :					Optional[Any]							=   q_proj_bias

  _lowerCAmelCase    :					List[Any]							=   k_proj
  _lowerCAmelCase    :					Optional[int]							=   k_proj_bias

  _lowerCAmelCase    :					int							=   v_proj
  _lowerCAmelCase    :					Dict							=   v_proj_bias

  _lowerCAmelCase    :					str							=   out_proj_weights
  _lowerCAmelCase    :					Union[str, Any]							=   out_proj_bias


def 		_UpperCAmelCase			(					_lowerCamelCase  :    List[Any]					, _lowerCamelCase  :    List[Any]						)      ->  Dict:
  copy_linear(hf_mlp.fca					, pt_mlp.c_fc						)
  copy_linear(hf_mlp.fca					, pt_mlp.c_proj						)


def 		_UpperCAmelCase			(					_lowerCamelCase  :    Union[str, Any]					, _lowerCamelCase  :    List[str]						)      ->  Optional[Any]:
  _lowerCAmelCase    :					List[str]							=   pt_linear.weight
  _lowerCAmelCase    :					Union[str, Any]							=   pt_linear.bias


def 		_UpperCAmelCase			(					_lowerCamelCase  :    Optional[Any]					, _lowerCamelCase  :    int						)      ->  Optional[Any]:
  # copy layer norms
  copy_linear(hf_layer.layer_norma					, pt_layer.ln_a						)
  copy_linear(hf_layer.layer_norma					, pt_layer.ln_a						)

  # copy MLP
  copy_mlp(hf_layer.mlp					, pt_layer.mlp						)

  # copy attn
  copy_attn_layer(hf_layer.self_attn					, pt_layer.attn						)


def 		_UpperCAmelCase			(					_lowerCamelCase  :    Optional[int]					, _lowerCamelCase  :    Union[str, Any]						)      ->  Optional[Any]:
  for hf_layer, pt_layer in zip(_lowerCamelCase					, _lowerCamelCase						):
    copy_layer(_lowerCamelCase					, _lowerCamelCase						)


def 		_UpperCAmelCase			(					_lowerCamelCase  :    List[Any]					, _lowerCamelCase  :    Tuple						)      ->  Optional[int]:
  # copy  embeds
  _lowerCAmelCase    :					Optional[int]							=   pt_model.token_embedding.weight
  _lowerCAmelCase    :					List[str]							=   pt_model.positional_embedding

  # copy layer norm
  copy_linear(hf_encoder.final_layer_norm					, pt_model.ln_final						)

  # copy hidden layers
  copy_layers(hf_encoder.encoder.layers					, pt_model.transformer.resblocks						)


def 		_UpperCAmelCase			(					_lowerCamelCase  :    Dict					, _lowerCamelCase  :    Tuple						)      ->  Tuple:
  # copy projection
  _lowerCAmelCase    :					Any							=   pt_model.text_projection.data.T

  # copy text encoder
  copy_encoder(hf_model.text_model					, _lowerCamelCase						)


def 		_UpperCAmelCase			(					_lowerCamelCase  :    Dict					, _lowerCamelCase  :    Union[str, Any]						)      ->  List[Any]:
  # copy projection
  _lowerCAmelCase    :					List[str]							=   pt_model.visual.proj.data.T

  # copy layer norms
  copy_linear(hf_model.vision_model.pre_layrnorm					, pt_model.visual.ln_pre						)
  copy_linear(hf_model.vision_model.post_layernorm					, pt_model.visual.ln_post						)

  # copy embeds
  _lowerCAmelCase    :					List[Any]							=   pt_model.visual.conva.weight.data
  _lowerCAmelCase    :					List[str]							=   pt_model.visual.class_embedding
  _lowerCAmelCase    :					int							=   pt_model.visual.positional_embedding.data

  # copy encoder
  copy_layers(hf_model.vision_model.encoder.layers					, pt_model.visual.transformer.resblocks						)


@torch.no_grad()
def 		_UpperCAmelCase			(					_lowerCamelCase  :    Union[str, Any]					, _lowerCamelCase  :    List[str]					, _lowerCamelCase  :    Any=None						)      ->  int:
  if config_path is not None:
    _lowerCAmelCase    :					Optional[int]							=   CLIPConfig.from_pretrained(_lowerCamelCase						)
  else:
    _lowerCAmelCase    :					int							=   CLIPConfig(projection_dim=5_12					, text_config={}					, vision_config={}						)

  _lowerCAmelCase    :					Optional[int]							=   CLIPModel(_lowerCamelCase						).eval()

  _lowerCAmelCase			,   _lowerCAmelCase    :					List[str]							=   load(_lowerCamelCase					, device="""cpu"""					, jit=_lowerCamelCase						)
  _lowerCAmelCase    :					List[Any]							=   pt_model.eval()

  copy_text_model_and_projection(_lowerCamelCase					, _lowerCamelCase						)
  copy_vison_model_and_projection(_lowerCamelCase					, _lowerCamelCase						)
  _lowerCAmelCase    :					Tuple							=   pt_model.logit_scale

  _lowerCAmelCase    :					List[str]							=   torch.arange(0					, 77						).unsqueeze(0						)
  _lowerCAmelCase    :					int							=   torch.randn(1					, 3					, 2_24					, 2_24						)

  _lowerCAmelCase    :					List[str]							=   hf_model(input_ids=_lowerCamelCase					, pixel_values=_lowerCamelCase					, return_dict=_lowerCamelCase						)
  _lowerCAmelCase    :					Union[str, Any]							=   hf_outputs.logits_per_image
  _lowerCAmelCase    :					List[str]							=   hf_outputs.logits_per_text
  _lowerCAmelCase			,   _lowerCAmelCase    :					Tuple							=   pt_model(_lowerCamelCase					, _lowerCamelCase						)

  assert torch.allclose(_lowerCamelCase					, _lowerCamelCase					, atol=1e-3						)
  assert torch.allclose(_lowerCamelCase					, _lowerCamelCase					, atol=1e-3						)

  hf_model.save_pretrained(_lowerCamelCase						)


if __name__ == "__main__":
     UpperCamelCase_            =    argparse.ArgumentParser()
     parser.add_argument("""--pytorch_dump_folder_path""", default=None, type=str, help="""Path to the output PyTorch model.""")
     parser.add_argument("""--checkpoint_path""", default=None, type=str, help="""Path to fairseq checkpoint""")
     parser.add_argument("""--config_path""", default=None, type=str, help="""Path to hf config.json of model to convert""")
     UpperCamelCase_            =    parser.parse_args()

     convert_clip_checkpoint(args.checkpoint_path, args.pytorch_dump_folder_path, args.config_path)


