



"""simple docstring"""






from dataclasses import dataclass
from typing import Dict, Optional, Union

import torch
import torch.nn.functional as F
from torch import nn

from ..configuration_utils import ConfigMixin, register_to_config
from ..utils import BaseOutput
from .attention import BasicTransformerBlock
from .attention_processor import AttentionProcessor, AttnProcessor
from .embeddings import TimestepEmbedding, Timesteps
from .modeling_utils import ModelMixin






@dataclass
class 	__snake_case	(     _lowercase):
  snake_case__    :       torch.FloatTensor






class 	__snake_case	(     _lowercase  ,					_lowercase):




  @register_to_config
  def __init__(			self					:						int						, __lowerCAmelCase					:						int = 3_2						, __lowerCAmelCase					:						int = 6_4						, __lowerCAmelCase					:						int = 2_0						, __lowerCAmelCase					:						int = 7_6_8						, __lowerCAmelCase					:						Tuple=7_7						, __lowerCAmelCase					:						Tuple=4						, __lowerCAmelCase					:						float = 0.0						, __lowerCAmelCase					:						str = "silu"						, __lowerCAmelCase					:						Optional[str] = None						, __lowerCAmelCase					:						Optional[str] = None						, __lowerCAmelCase					:						Optional[str] = "linear"						, __lowerCAmelCase					:						Optional[str] = "prd"						, __lowerCAmelCase					:						Optional[int] = None						, __lowerCAmelCase					:						Optional[int] = None						, __lowerCAmelCase					:						Optional[int] = None						, ):






         """simple docstring"""






         super().__init__()
         _lowerCamelCase						:    Any         =			num_attention_heads
         _lowerCamelCase						:    Optional[int]         =			attention_head_dim
         _lowerCamelCase						:    Dict         =			num_attention_heads * attention_head_dim
         _lowerCamelCase						:    Optional[Any]         =			additional_embeddings

         _lowerCamelCase						:    List[Any]         =			time_embed_dim or inner_dim
         _lowerCamelCase						:    Optional[Any]         =			embedding_proj_dim or embedding_dim
         _lowerCamelCase						:    Tuple         =			clip_embed_dim or embedding_dim

         _lowerCamelCase						:    int         =			Timesteps(__lowerCAmelCase						, __lowerCAmelCase						, 0		)
         _lowerCamelCase						:    str         =			TimestepEmbedding(__lowerCAmelCase						, __lowerCAmelCase						, out_dim=__lowerCAmelCase						, act_fn=__lowerCAmelCase		)

         _lowerCamelCase						:    Union[str, Any]         =			nn.Linear(__lowerCAmelCase						, __lowerCAmelCase		)

         if embedding_proj_norm_type is None:
                _lowerCamelCase						:    Dict         =			None
         elif embedding_proj_norm_type == "layer":
                _lowerCamelCase						:    Any         =			nn.LayerNorm(__lowerCAmelCase		)
         else:
                raise ValueError(f'''unsupported embedding_proj_norm_type: {embedding_proj_norm_type}'''		)

         _lowerCamelCase						:    List[str]         =			nn.Linear(__lowerCAmelCase						, __lowerCAmelCase		)

         if encoder_hid_proj_type is None:
                _lowerCamelCase						:    Any         =			None
         elif encoder_hid_proj_type == "linear":
                _lowerCamelCase						:    List[str]         =			nn.Linear(__lowerCAmelCase						, __lowerCAmelCase		)
         else:
                raise ValueError(f'''unsupported encoder_hid_proj_type: {encoder_hid_proj_type}'''		)

         _lowerCamelCase						:    Optional[int]         =			nn.Parameter(torch.zeros(1						, num_embeddings + additional_embeddings						, __lowerCAmelCase		)		)

         if added_emb_type == "prd":
                _lowerCamelCase						:    Optional[Any]         =			nn.Parameter(torch.zeros(1						, 1						, __lowerCAmelCase		)		)
         elif added_emb_type is None:
                _lowerCamelCase						:    Union[str, Any]         =			None
         else:
                raise ValueError(
                    f'''`added_emb_type`: {added_emb_type} is not supported. Make sure to choose one of `\'prd\'` or `None`.'''		)

         _lowerCamelCase						:    Tuple         =			nn.ModuleList(
             [
                 BasicTransformerBlock(
                     __lowerCAmelCase						, __lowerCAmelCase						, __lowerCAmelCase						, dropout=__lowerCAmelCase						, activation_fn='''gelu'''						, attention_bias=__lowerCAmelCase						, )
                 for d in range(__lowerCAmelCase		)
             ]		)

         if norm_in_type == "layer":
                _lowerCamelCase						:    Any         =			nn.LayerNorm(__lowerCAmelCase		)
         elif norm_in_type is None:
                _lowerCamelCase						:    Any         =			None
         else:
                raise ValueError(f'''Unsupported norm_in_type: {norm_in_type}.'''		)

         _lowerCamelCase						:    str         =			nn.LayerNorm(__lowerCAmelCase		)

         _lowerCamelCase						:    List[Any]         =			nn.Linear(__lowerCAmelCase						, __lowerCAmelCase		)

         _lowerCamelCase						:    Optional[int]         =			torch.full(
             [num_embeddings + additional_embeddings, num_embeddings + additional_embeddings]						, -1_0_0_0_0.0		)
         causal_attention_mask.triu_(1		)
         _lowerCamelCase						:    Dict         =			causal_attention_mask[None, ...]
         self.register_buffer('''causal_attention_mask'''						, __lowerCAmelCase						, persistent=__lowerCAmelCase		)

         _lowerCamelCase						:    int         =			nn.Parameter(torch.zeros(1						, __lowerCAmelCase		)		)
         _lowerCamelCase						:    Tuple         =			nn.Parameter(torch.zeros(1						, __lowerCAmelCase		)		)




  @property
  # Copied from diffusers.models.unet_2d_condition.UNet2DConditionModel.attn_processors
  def 						SCREAMING_SNAKE_CASE    (			self					:						int		):






         """simple docstring"""






         _lowerCamelCase						:    Any         =			{}

         def fn_recursive_add_processors(__lowerCAmelCase					:						str						, __lowerCAmelCase					:						torch.nn.Module						, __lowerCAmelCase					:						Dict[str, AttentionProcessor]		):
                if hasattr(__lowerCAmelCase						, '''set_processor'''		):
                       _lowerCamelCase						:    str         =			module.processor

                for sub_name, child in module.named_children():
                       fn_recursive_add_processors(f'''{name}.{sub_name}'''						, __lowerCAmelCase						, __lowerCAmelCase		)

                return processors

         for name, module in self.named_children():
                fn_recursive_add_processors(__lowerCAmelCase						, __lowerCAmelCase						, __lowerCAmelCase		)

         return processors




  def 						SCREAMING_SNAKE_CASE    (			self					:						Any						, __lowerCAmelCase					:						Union[AttentionProcessor, Dict[str, AttentionProcessor]]		):






         """simple docstring"""






         _lowerCamelCase						:    Optional[Any]         =			len(self.attn_processors.keys()		)

         if isinstance(__lowerCAmelCase						, __lowerCAmelCase		) and len(__lowerCAmelCase		) != count:
                raise ValueError(
                    f'''A dict of processors was passed, but the number of processors {len(__lowerCAmelCase		)} does not match the'''
                    f''' number of attention layers: {count}. Please make sure to pass {count} processor classes.'''		)

         def fn_recursive_attn_processor(__lowerCAmelCase					:						str						, __lowerCAmelCase					:						torch.nn.Module						, __lowerCAmelCase					:						Tuple		):
                if hasattr(__lowerCAmelCase						, '''set_processor'''		):
                       if not isinstance(__lowerCAmelCase						, __lowerCAmelCase		):
                              module.set_processor(__lowerCAmelCase		)
                       else:
                              module.set_processor(processor.pop(f'''{name}.processor'''		)		)

                for sub_name, child in module.named_children():
                       fn_recursive_attn_processor(f'''{name}.{sub_name}'''						, __lowerCAmelCase						, __lowerCAmelCase		)

         for name, module in self.named_children():
                fn_recursive_attn_processor(__lowerCAmelCase						, __lowerCAmelCase						, __lowerCAmelCase		)




  def 						SCREAMING_SNAKE_CASE    (			self					:						List[Any]		):






         """simple docstring"""






         self.set_attn_processor(AttnProcessor()		)




  def 						SCREAMING_SNAKE_CASE    (			self					:						str						, __lowerCAmelCase					:						List[str]						, __lowerCAmelCase					:						Union[torch.Tensor, float, int]						, __lowerCAmelCase					:						torch.FloatTensor						, __lowerCAmelCase					:						Optional[torch.FloatTensor] = None						, __lowerCAmelCase					:						Optional[torch.BoolTensor] = None						, __lowerCAmelCase					:						bool = True						, ):






         """simple docstring"""






         _lowerCamelCase						:    Optional[int]         =			hidden_states.shape[0]

         _lowerCamelCase						:    Union[str, Any]         =			timestep
         if not torch.is_tensor(__lowerCAmelCase		):
                _lowerCamelCase						:    Dict         =			torch.tensor([timesteps]						, dtype=torch.long						, device=hidden_states.device		)
         elif torch.is_tensor(__lowerCAmelCase		) and len(timesteps.shape		) == 0:
                _lowerCamelCase						:    str         =			timesteps[None].to(hidden_states.device		)

         # broadcast to batch dimension in a way that's compatible with ONNX/Core ML
         _lowerCamelCase						:    Tuple         =			timesteps * torch.ones(__lowerCAmelCase						, dtype=timesteps.dtype						, device=timesteps.device		)

         _lowerCamelCase						:    Tuple         =			self.time_proj(__lowerCAmelCase		)

         # timesteps does not contain any weights and will always return f32 tensors
         # but time_embedding might be fp16, so we need to cast here.
         _lowerCamelCase						:    Union[str, Any]         =			timesteps_projected.to(dtype=self.dtype		)
         _lowerCamelCase						:    Any         =			self.time_embedding(__lowerCAmelCase		)

         if self.embedding_proj_norm is not None:
                _lowerCamelCase						:    str         =			self.embedding_proj_norm(__lowerCAmelCase		)

         _lowerCamelCase						:    Optional[Any]         =			self.embedding_proj(__lowerCAmelCase		)
         if self.encoder_hidden_states_proj is not None and encoder_hidden_states is not None:
                _lowerCamelCase						:    Optional[Any]         =			self.encoder_hidden_states_proj(__lowerCAmelCase		)
         elif self.encoder_hidden_states_proj is not None and encoder_hidden_states is None:
                raise ValueError('''`encoder_hidden_states_proj` requires `encoder_hidden_states` to be set'''		)

         _lowerCamelCase						:    str         =			self.proj_in(__lowerCAmelCase		)

         _lowerCamelCase						:    Tuple         =			self.positional_embedding.to(hidden_states.dtype		)

         _lowerCamelCase						:    Tuple         =			[]
         _lowerCamelCase						:    Dict         =			0

         if encoder_hidden_states is not None:
                additional_embeds.append(__lowerCAmelCase		)
                additional_embeddings_len += encoder_hidden_states.shape[1]

         if len(proj_embeddings.shape		) == 2:
                _lowerCamelCase						:    str         =			proj_embeddings[:, None, :]

         if len(hidden_states.shape		) == 2:
                _lowerCamelCase						:    Dict         =			hidden_states[:, None, :]

         _lowerCamelCase						:    int         =			additional_embeds + [
             proj_embeddings,
             time_embeddings[:, None, :],
             hidden_states,
         ]

         if self.prd_embedding is not None:
                _lowerCamelCase						:    int         =			self.prd_embedding.to(hidden_states.dtype		).expand(__lowerCAmelCase						, -1						, -1		)
                additional_embeds.append(__lowerCAmelCase		)

         _lowerCamelCase						:    str         =			torch.cat(
             __lowerCAmelCase						, dim=1						, )

         # Allow positional_embedding to not include the `addtional_embeddings` and instead pad it with zeros for these additional tokens
         _lowerCamelCase						:    Dict         =			additional_embeddings_len + proj_embeddings.shape[1] + 1
         if positional_embeddings.shape[1] < hidden_states.shape[1]:
                _lowerCamelCase						:    List[Any]         =			F.pad(
                    __lowerCAmelCase						, (
                        0,
                        0,
                        additional_embeddings_len,
                        self.prd_embedding.shape[1] if self.prd_embedding is not None else 0,
                    )						, value=0.0						, )

         _lowerCamelCase						:    Any         =			hidden_states + positional_embeddings

         if attention_mask is not None:
                _lowerCamelCase						:    Union[str, Any]         =			(1 - attention_mask.to(hidden_states.dtype		)) * -1_0_0_0_0.0
                _lowerCamelCase						:    Tuple         =			F.pad(__lowerCAmelCase						, (0, self.additional_embeddings)						, value=0.0		)
                _lowerCamelCase						:    Any         =			(attention_mask[:, None, :] + self.causal_attention_mask).to(hidden_states.dtype		)
                _lowerCamelCase						:    int         =			attention_mask.repeat_interleave(self.config.num_attention_heads						, dim=0		)

         if self.norm_in is not None:
                _lowerCamelCase						:    List[str]         =			self.norm_in(__lowerCAmelCase		)

         for block in self.transformer_blocks:
                _lowerCamelCase						:    List[str]         =			block(__lowerCAmelCase						, attention_mask=__lowerCAmelCase		)

         _lowerCamelCase						:    Optional[Any]         =			self.norm_out(__lowerCAmelCase		)

         if self.prd_embedding is not None:
                _lowerCamelCase						:    Any         =			hidden_states[:, -1]
         else:
                _lowerCamelCase						:    Dict         =			hidden_states[:, additional_embeddings_len:]

         _lowerCamelCase						:    str         =			self.proj_to_clip_embeddings(__lowerCAmelCase		)

         if not return_dict:
                return (predicted_image_embedding,)

         return PriorTransformerOutput(predicted_image_embedding=__lowerCAmelCase		)




  def 						SCREAMING_SNAKE_CASE    (			self					:						Union[str, Any]						, __lowerCAmelCase					:						Tuple		):






         """simple docstring"""






         _lowerCamelCase						:    Dict         =			(prior_latents * self.clip_std) + self.clip_mean
         return prior_latents







"""simple docstring"""






def 	snake_case_  (				A_ :		float						):


       '''simple docstring'''





       if edge <= 0 or not isinstance(A_,    A_						):
              raise ValueError('''Length must be a positive.'''						)
       return 3 * ((25 + 10 * (5 ** (1 / 2))) ** (1 / 2)) * (edge**2)






def 	snake_case_  (				A_ :		float						):


       '''simple docstring'''





       if edge <= 0 or not isinstance(A_,    A_						):
              raise ValueError('''Length must be a positive.'''						)
       return ((15 + (7 * (5 ** (1 / 2)))) / 4) * (edge**3)


if __name__ == "__main__":
   import doctest

   doctest.testmod()


