
import importlib

import torch
import yaml
from omegaconf import OmegaConf
from taming.models.vqgan import VQModel





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__=False       ):
				lowerCamelCase_         =     OmegaConf.load(lowerCamelCase__       )
				if display:
								print(yaml.dump(OmegaConf.to_container(lowerCamelCase__       )       )       )
				return config





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__=None      ,					lowerCamelCase__=None       ):
				if conf_path is None:
								lowerCamelCase_         =     "./model_checkpoints/vqgan_only.yaml"
				lowerCamelCase_         =     load_config(lowerCamelCase__      ,					display=lowerCamelCase__       )
				lowerCamelCase_         =     VQModel(**config.model.params       )
				if ckpt_path is None:
								lowerCamelCase_         =     "./model_checkpoints/vqgan_only.pt"
				lowerCamelCase_         =     torch.load(lowerCamelCase__      ,					map_location=lowerCamelCase__       )
				if ".ckpt" in ckpt_path:
								lowerCamelCase_         =     sd["state_dict"]
				model.load_state_dict(lowerCamelCase__      ,					strict=lowerCamelCase__       )
				model.to(lowerCamelCase__       )
				del sd
				return model





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__       ):
				lowerCamelCase_      ,       lowerCamelCase_      ,       lowerCamelCase_         =     model.encode(lowerCamelCase__       )
				print(F'VQGAN --- {model.__class__.__name__}: latent shape: {z.shape[2:]}'       )
				lowerCamelCase_         =     model.decode(lowerCamelCase__       )
				return xrec





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__=False       ):
				lowerCamelCase_      ,       lowerCamelCase_         =     string.rsplit("."      ,					1       )
				if reload:
								lowerCamelCase_         =     importlib.import_module(lowerCamelCase__       )
								importlib.reload(lowerCamelCase__       )
				return getattr(importlib.import_module(lowerCamelCase__      ,					package=lowerCamelCase__       )      ,					cls       )





def      lowerCamelCase_					(							lowerCamelCase__       ):
				if "target" not in config:
								raise KeyError("Expected key `target` to instantiate."       )
				return get_obj_from_str(config["target"]       )(**config.get("params"      ,					{}       )       )





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__      ,					lowerCamelCase__=True      ,					lowerCamelCase__=True       ):
				lowerCamelCase_         =     instantiate_from_config(lowerCamelCase__       )
				if sd is not None:
								model.load_state_dict(lowerCamelCase__       )
				if gpu:
								model.cuda()
				if eval_mode:
								model.eval()
				return {"model": model}





def      lowerCamelCase_					(							lowerCamelCase__      ,					lowerCamelCase__      ,					lowerCamelCase__      ,					lowerCamelCase__       ):
				# load the specified checkpoint
				if ckpt:
								lowerCamelCase_         =     torch.load(lowerCamelCase__      ,					map_location="cpu"       )
								lowerCamelCase_         =     pl_sd["global_step"]
								print(F'loaded model from global step {global_step}.'       )
				else:
								lowerCamelCase_         =     {"state_dict": None}
								lowerCamelCase_         =     None
				lowerCamelCase_         =     load_model_from_config(config.model      ,					pl_sd["state_dict"]      ,					gpu=lowerCamelCase__      ,					eval_mode=lowerCamelCase__       )["model"]
				return model, global_step




class        _SCREAMING_SNAKE_CASE	:



	def __init__(       self		,    lowercase		,    lowercase=None		,    lowercase=None					)							->			List[Any]:
					lowerCamelCase_         =     data
					lowerCamelCase_         =     previous
					lowerCamelCase_         =     next_node



	def __str__(       self					)							->			str:
					return f'{self.data}'



	def        SCREAMING_SNAKE_CASE_(       self					)							->			int:
					return self.data



	def        SCREAMING_SNAKE_CASE_(       self					)							->			Union[str, Any]:
					return self.next



	def        SCREAMING_SNAKE_CASE_(       self					)							->			int:
					return self.previous




class        _SCREAMING_SNAKE_CASE	:



	def __init__(       self		,    lowercase					)							->			Optional[int]:
					lowerCamelCase_         =     head



	def __iter__(       self					)							->			int:
					return self



	def        SCREAMING_SNAKE_CASE_(       self					)							->			Optional[Any]:
					if not self.current:
									raise StopIteration
					else:
									lowerCamelCase_         =     self.current.get_data()
									lowerCamelCase_         =     self.current.get_next()
									return value




class        _SCREAMING_SNAKE_CASE	:



	def __init__(       self					)							->			Union[str, Any]:
					lowerCamelCase_         =     None  # First node in list
					lowerCamelCase_         =     None  # Last node in list



	def __str__(       self					)							->			Optional[Any]:
					lowerCamelCase_         =     self.head
					lowerCamelCase_         =     []
					while current is not None:
									nodes.append(current.get_data()					)
									lowerCamelCase_         =     current.get_next()
					return " ".join(str(lowercase					) for node in nodes					)



	def __contains__(       self		,    lowercase					)							->			Optional[int]:
					lowerCamelCase_         =     self.head
					while current:
									if current.get_data() == value:
													return True
									lowerCamelCase_         =     current.get_next()
					return False



	def __iter__(       self					)							->			List[str]:
					return LinkedListIterator(self.head					)



	def        SCREAMING_SNAKE_CASE_(       self					)							->			List[str]:
					if self.head:
									return self.head.get_data()
					return None



	def        SCREAMING_SNAKE_CASE_(       self					)							->			Any:
					if self.tail:
									return self.tail.get_data()
					return None



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase					)							->			None:
					if self.head is None:
									lowerCamelCase_         =     node
									lowerCamelCase_         =     node
					else:
									self.insert_before_node(self.head		,    lowercase					)



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase					)							->			None:
					if self.head is None:
									self.set_head(lowercase					)
					else:
									self.insert_after_node(self.tail		,    lowercase					)



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase					)							->			None:
					lowerCamelCase_         =     Node(lowercase					)
					if self.head is None:
									self.set_head(lowercase					)
					else:
									self.set_tail(lowercase					)



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase		,    lowercase					)							->			None:
					lowerCamelCase_         =     node
					lowerCamelCase_         =     node.previous

					if node.get_previous() is None:
									lowerCamelCase_         =     node_to_insert
					else:
									lowerCamelCase_         =     node_to_insert

					lowerCamelCase_         =     node_to_insert



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase		,    lowercase					)							->			None:
					lowerCamelCase_         =     node
					lowerCamelCase_         =     node.next

					if node.get_next() is None:
									lowerCamelCase_         =     node_to_insert
					else:
									lowerCamelCase_         =     node_to_insert

					lowerCamelCase_         =     node_to_insert



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase		,    lowercase					)							->			None:
					lowerCamelCase_         =     1
					lowerCamelCase_         =     Node(lowercase					)
					lowerCamelCase_         =     self.head
					while node:
									if current_position == position:
													self.insert_before_node(lowercase		,    lowercase					)
													return
									current_position += 1
									lowerCamelCase_         =     node.next
					self.insert_after_node(self.tail		,    lowercase					)



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase					)							->			Node:
					lowerCamelCase_         =     self.head
					while node:
									if node.get_data() == item:
													return node
									lowerCamelCase_         =     node.get_next()
					raise Exception("Node not found"					)



	def        SCREAMING_SNAKE_CASE_(       self		,    lowercase					)							->			Union[str, Any]:
					if (node := self.get_node(lowercase					)) is not None:
									if node == self.head:
													lowerCamelCase_         =     self.head.get_next()

									if node == self.tail:
													lowerCamelCase_         =     self.tail.get_previous()

									self.remove_node_pointers(lowercase					)



	@staticmethod
	def        SCREAMING_SNAKE_CASE_(       lowercase					)							->			None:
					if node.get_next():
									lowerCamelCase_         =     node.previous

					if node.get_previous():
									lowerCamelCase_         =     node.next

					lowerCamelCase_         =     None
					lowerCamelCase_         =     None



	def        SCREAMING_SNAKE_CASE_(       self					)							->			int:
					return self.head is None





def      lowerCamelCase_					(							):
				pass


if __name__ == "__main__":
			import doctest

			doctest.testmod()


