
"""simple docstring"""






import argparse
import datetime
import json
import time
import warnings
from logging import getLogger
from pathlib import Path
from typing import Dict, List

import torch
from tqdm import tqdm

from transformers import AutoModelForSeqaSeqLM, AutoTokenizer
from utils import calculate_bleu, calculate_rouge, chunks, parse_numeric_n_bool_cl_kwargs, use_task_specific_params


UpperCAmelCase          =							getLogger(__name__)


UpperCAmelCase          =							"""cuda""" if torch.cuda.is_available() else """cpu"""




def __magic_name__  (							_lowerCamelCase:		List[str],				_lowerCamelCase:		str,				_lowerCamelCase:		str,				_lowerCamelCase:		int = 8,				_lowerCamelCase:		str = DEFAULT_DEVICE,				_lowerCamelCase:		Dict=False,				_lowerCamelCase:		str="summarization",				_lowerCamelCase:		List[str]=None,				**_lowerCamelCase:		List[Any],				)				->	Dict:

	'''simple docstring'''




	lowerCAmelCase				       =     Path(_lowerCamelCase ).open('''w''',				encoding='''utf-8''' )
	lowerCAmelCase				       =     str(_lowerCamelCase )
	lowerCAmelCase				       =     AutoModelForSeqaSeqLM.from_pretrained(_lowerCamelCase ).to(_lowerCamelCase )
	if fpaa:
		lowerCAmelCase				       =     model.half()

	lowerCAmelCase				       =     AutoTokenizer.from_pretrained(_lowerCamelCase )
	logger.info(F"""Inferred tokenizer type: {tokenizer.__class__}""" )  # if this is wrong, check config.model_type.

	lowerCAmelCase				       =     time.time()
	# update config with task specific params
	use_task_specific_params(_lowerCamelCase,				_lowerCamelCase )
	if prefix is None:
		lowerCAmelCase				       =     prefix or getattr(model.config,				'''prefix''',				'''''' ) or ''''''
	for examples_chunk in tqdm(list(chunks(_lowerCamelCase,				_lowerCamelCase ) ) ):
		lowerCAmelCase				       =     [prefix + text for text in examples_chunk]
		lowerCAmelCase				       =     tokenizer(_lowerCamelCase,				return_tensors='''pt''',				truncation=_lowerCamelCase,				padding='''longest''' ).to(_lowerCamelCase )
		lowerCAmelCase				       =     model.generate(
		    input_ids=batch.input_ids,				attention_mask=batch.attention_mask,				**_lowerCamelCase,				)
		lowerCAmelCase				       =     tokenizer.batch_decode(_lowerCamelCase,				skip_special_tokens=_lowerCamelCase,				clean_up_tokenization_spaces=_lowerCamelCase )
		for hypothesis in dec:
			fout.write(hypothesis + '''\n''' )
			fout.flush()
	fout.close()
	lowerCAmelCase				       =     int(time.time() - start_time )  # seconds
	lowerCAmelCase				       =     len(_lowerCamelCase )
	return {"n_obs": n_obs, "runtime": runtime, "seconds_per_sample": round(runtime / n_obs,				4 )}




def __magic_name__  (							)				->	int:

	'''simple docstring'''




	return datetime.datetime.now().strftime('''%Y-%m-%d %H:%M:%S''' )




def __magic_name__  (							_lowerCamelCase:		int=True )				->	Optional[int]:

	'''simple docstring'''




	lowerCAmelCase				       =     argparse.ArgumentParser()
	parser.add_argument('''model_name''',				type=_lowerCamelCase,				help='''like facebook/bart-large-cnn,t5-base, etc.''' )
	parser.add_argument('''input_path''',				type=_lowerCamelCase,				help='''like cnn_dm/test.source''' )
	parser.add_argument('''save_path''',				type=_lowerCamelCase,				help='''where to save summaries''' )
	parser.add_argument('''--reference_path''',				type=_lowerCamelCase,				required=_lowerCamelCase,				help='''like cnn_dm/test.target''' )
	parser.add_argument('''--score_path''',				type=_lowerCamelCase,				required=_lowerCamelCase,				default='''metrics.json''',				help='''where to save metrics''' )
	parser.add_argument('''--device''',				type=_lowerCamelCase,				required=_lowerCamelCase,				default=_lowerCamelCase,				help='''cuda, cuda:1, cpu etc.''' )
	parser.add_argument(
	    '''--prefix''',				type=_lowerCamelCase,				required=_lowerCamelCase,				default=_lowerCamelCase,				help='''will be added to the begininng of src examples''' )
	parser.add_argument('''--task''',				type=_lowerCamelCase,				default='''summarization''',				help='''used for task_specific_params + metrics''' )
	parser.add_argument('''--bs''',				type=_lowerCamelCase,				default=8,				required=_lowerCamelCase,				help='''batch size''' )
	parser.add_argument(
	    '''--n_obs''',				type=_lowerCamelCase,				default=-1,				required=_lowerCamelCase,				help='''How many observations. Defaults to all.''' )
	parser.add_argument('''--fp16''',				action='''store_true''' )
	parser.add_argument('''--dump-args''',				action='''store_true''',				help='''print the custom hparams with the results''' )
	parser.add_argument(
	    '''--info''',				nargs='''?''',				type=_lowerCamelCase,				const=datetime_now(),				help=(
	        '''use in conjunction w/ --dump-args to print with the results whatever other info you\'d like, e.g.'''
	        ''' lang=en-ru. If no value is passed, the current datetime string will be used.'''
	    ),				)
	# Unspecified args like --num_beams=2 --decoder_start_token_id=4 are passed to model.generate
	lowerCAmelCase       ,					lowerCAmelCase				       =     parser.parse_known_args()
	lowerCAmelCase				       =     parse_numeric_n_bool_cl_kwargs(_lowerCamelCase )
	if parsed_args and verbose:
		print(F"""parsed the following generate kwargs: {parsed_args}""" )
	with open(args.input_path ) as f:
		lowerCAmelCase				       =     [''' ''' + x.rstrip() if '''t5''' in args.model_name else x.rstrip() for x in f.readlines()]
	if args.n_obs > 0:
		lowerCAmelCase				       =     examples[: args.n_obs]
	Path(args.save_path ).parent.mkdir(exist_ok=_lowerCamelCase )
	if args.reference_path is None and Path(args.score_path ).exists():
		warnings.warn(F"""score_path {args.score_path} will be overwritten unless you type ctrl-c.""" )
	lowerCAmelCase				       =     generate_summaries_or_translations(
	    _lowerCamelCase,				args.save_path,				args.model_name,				batch_size=args.bs,				device=args.device,				fpaa=args.fpaa,				task=args.task,				prefix=args.prefix,				**_lowerCamelCase,				)

	if args.reference_path is None:
		return {}

	# Compute scores
	lowerCAmelCase				       =     calculate_bleu if '''translation''' in args.task else calculate_rouge
	lowerCAmelCase				       =     [x.rstrip() for x in open(args.save_path ).readlines()]
	lowerCAmelCase				       =     [x.rstrip() for x in open(args.reference_path ).readlines()][: len(_lowerCamelCase )]
	lowerCAmelCase				       =     score_fn(_lowerCamelCase,				_lowerCamelCase )
	scores.update(_lowerCamelCase )

	if args.dump_args:
		scores.update(_lowerCamelCase )
	if args.info:
		lowerCAmelCase				       =     args.info

	if verbose:
		print(_lowerCamelCase )

	if args.score_path is not None:
		json.dump(_lowerCamelCase,				open(args.score_path,				'''w''' ) )

	return scores


if __name__ == "__main__":
					# Usage for MT:
					# python run_eval.py MODEL_NAME $DATA_DIR/test.source $save_dir/test_translations.txt --reference_path $DATA_DIR/test.target --score_path $save_dir/test_bleu.json  --task translation $@
					run_generate(verbose=True)




"""simple docstring"""






from __future__ import annotations

import unittest
from collections.abc import Iterator



class  lowercase				:






			def __init__(self     :  Optional[int]			,SCREAMING_SNAKE_CASE_     :  int			,SCREAMING_SNAKE_CASE_     :  Node | None )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     label
				lowerCAmelCase				       =     parent
				lowerCAmelCase				       =     None
				lowerCAmelCase				       =     None





class  lowercase				:






			def __init__(self     :  Optional[Any] )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     None






			def 				UpperCAmelCase       (self     :  Optional[int] )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     None






			def 				UpperCAmelCase       (self     :  Tuple )					->  bool:





				"""simple docstring"""


				return self.root is None






			def 				UpperCAmelCase       (self     :  Union[str, Any]			,SCREAMING_SNAKE_CASE_     :  int )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._put(self.root			,SCREAMING_SNAKE_CASE_ )






			def 				UpperCAmelCase       (self     :  str			,SCREAMING_SNAKE_CASE_     :  Node | None			,SCREAMING_SNAKE_CASE_     :  int			,SCREAMING_SNAKE_CASE_     :  Node | None = None )					->  Node:





				"""simple docstring"""


				if node is None:
					lowerCAmelCase				       =     Node(SCREAMING_SNAKE_CASE_			,SCREAMING_SNAKE_CASE_ )
				else:
					if label < node.label:
						lowerCAmelCase				       =     self._put(node.left			,SCREAMING_SNAKE_CASE_			,SCREAMING_SNAKE_CASE_ )
					elif label > node.label:
						lowerCAmelCase				       =     self._put(node.right			,SCREAMING_SNAKE_CASE_			,SCREAMING_SNAKE_CASE_ )
					else:
						lowerCAmelCase				       =     F"""Node with label {label} already exists"""
						raise Exception(SCREAMING_SNAKE_CASE_ )

				return node






			def 				UpperCAmelCase       (self     :  str			,SCREAMING_SNAKE_CASE_     :  int )					->  Node:





				"""simple docstring"""


				return self._search(self.root			,SCREAMING_SNAKE_CASE_ )






			def 				UpperCAmelCase       (self     :  Optional[Any]			,SCREAMING_SNAKE_CASE_     :  Node | None			,SCREAMING_SNAKE_CASE_     :  int )					->  Node:





				"""simple docstring"""


				if node is None:
					lowerCAmelCase				       =     F"""Node with label {label} does not exist"""
					raise Exception(SCREAMING_SNAKE_CASE_ )
				else:
					if label < node.label:
						lowerCAmelCase				       =     self._search(node.left			,SCREAMING_SNAKE_CASE_ )
					elif label > node.label:
						lowerCAmelCase				       =     self._search(node.right			,SCREAMING_SNAKE_CASE_ )

				return node






			def 				UpperCAmelCase       (self     :  Tuple			,SCREAMING_SNAKE_CASE_     :  int )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self.search(SCREAMING_SNAKE_CASE_ )
				if node.right and node.left:
					lowerCAmelCase				       =     self._get_lowest_node(node.right )
					lowerCAmelCase				       =     node.left
					lowerCAmelCase				       =     node.right
					lowerCAmelCase				       =     lowest_node
					if node.right:
						lowerCAmelCase				       =     lowest_node
					self._reassign_nodes(SCREAMING_SNAKE_CASE_			,SCREAMING_SNAKE_CASE_ )
				elif not node.right and node.left:
					self._reassign_nodes(SCREAMING_SNAKE_CASE_			,node.left )
				elif node.right and not node.left:
					self._reassign_nodes(SCREAMING_SNAKE_CASE_			,node.right )
				else:
					self._reassign_nodes(SCREAMING_SNAKE_CASE_			,SCREAMING_SNAKE_CASE_ )






			def 				UpperCAmelCase       (self     :  int			,SCREAMING_SNAKE_CASE_     :  Node			,SCREAMING_SNAKE_CASE_     :  Node | None )					->  None:





				"""simple docstring"""


				if new_children:
					lowerCAmelCase				       =     node.parent

				if node.parent:
					if node.parent.right == node:
						lowerCAmelCase				       =     new_children
					else:
						lowerCAmelCase				       =     new_children
				else:
					lowerCAmelCase				       =     new_children






			def 				UpperCAmelCase       (self     :  Dict			,SCREAMING_SNAKE_CASE_     :  Node )					->  Node:





				"""simple docstring"""


				if node.left:
					lowerCAmelCase				       =     self._get_lowest_node(node.left )
				else:
					lowerCAmelCase				       =     node
					self._reassign_nodes(SCREAMING_SNAKE_CASE_			,node.right )

				return lowest_node






			def 				UpperCAmelCase       (self     :  Union[str, Any]			,SCREAMING_SNAKE_CASE_     :  int )					->  bool:





				"""simple docstring"""


				try:
					self.search(SCREAMING_SNAKE_CASE_ )
					return True
				except Exception:
					return False






			def 				UpperCAmelCase       (self     :  str )					->  int:





				"""simple docstring"""


				if self.root is None:
					raise Exception('''Binary search tree is empty''' )

				lowerCAmelCase				       =     self.root
				while node.right is not None:
					lowerCAmelCase				       =     node.right

				return node.label






			def 				UpperCAmelCase       (self     :  Any )					->  int:





				"""simple docstring"""


				if self.root is None:
					raise Exception('''Binary search tree is empty''' )

				lowerCAmelCase				       =     self.root
				while node.left is not None:
					lowerCAmelCase				       =     node.left

				return node.label






			def 				UpperCAmelCase       (self     :  str )					->  Iterator[Node]:





				"""simple docstring"""


				return self._inorder_traversal(self.root )






			def 				UpperCAmelCase       (self     :  Optional[Any]			,SCREAMING_SNAKE_CASE_     :  Node | None )					->  Iterator[Node]:





				"""simple docstring"""


				if node is not None:
					yield from self._inorder_traversal(node.left )
					yield node
					yield from self._inorder_traversal(node.right )






			def 				UpperCAmelCase       (self     :  Any )					->  Iterator[Node]:





				"""simple docstring"""


				return self._preorder_traversal(self.root )






			def 				UpperCAmelCase       (self     :  Any			,SCREAMING_SNAKE_CASE_     :  Node | None )					->  Iterator[Node]:





				"""simple docstring"""


				if node is not None:
					yield node
					yield from self._preorder_traversal(node.left )
					yield from self._preorder_traversal(node.right )





class  lowercase				(   unittest.TestCase		):






			@staticmethod
			def 				UpperCAmelCase       ()					->  BinarySearchTree:





				"""simple docstring"""


				lowerCAmelCase				       =     BinarySearchTree()
				t.put(8 )
				t.put(3 )
				t.put(6 )
				t.put(1 )
				t.put(10 )
				t.put(14 )
				t.put(13 )
				t.put(4 )
				t.put(7 )
				t.put(5 )

				return t






			def 				UpperCAmelCase       (self     :  Any )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     BinarySearchTree()
				assert t.is_empty()

				t.put(8 )
				assert t.root is not None
				assert t.root.parent is None
				assert t.root.label == 8

				t.put(10 )
				assert t.root.right is not None
				assert t.root.right.parent == t.root
				assert t.root.right.label == 10

				t.put(3 )
				assert t.root.left is not None
				assert t.root.left.parent == t.root
				assert t.root.left.label == 3

				t.put(6 )
				assert t.root.left.right is not None
				assert t.root.left.right.parent == t.root.left
				assert t.root.left.right.label == 6

				t.put(1 )
				assert t.root.left.left is not None
				assert t.root.left.left.parent == t.root.left
				assert t.root.left.left.label == 1

				with self.assertRaises(SCREAMING_SNAKE_CASE_ ):  # noqa: B017
					t.put(1 )






			def 				UpperCAmelCase       (self     :  Any )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				lowerCAmelCase				       =     t.search(6 )
				assert node.label == 6

				lowerCAmelCase				       =     t.search(13 )
				assert node.label == 13

				with self.assertRaises(SCREAMING_SNAKE_CASE_ ):  # noqa: B017
					t.search(2 )






			def 				UpperCAmelCase       (self     :  int )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				t.remove(13 )
				assert t.root is not None
				assert t.root.right is not None
				assert t.root.right.right is not None
				assert t.root.right.right.right is None
				assert t.root.right.right.left is None

				t.remove(7 )
				assert t.root.left is not None
				assert t.root.left.right is not None
				assert t.root.left.right.left is not None
				assert t.root.left.right.right is None
				assert t.root.left.right.left.label == 4

				t.remove(6 )
				assert t.root.left.left is not None
				assert t.root.left.right.right is not None
				assert t.root.left.left.label == 1
				assert t.root.left.right.label == 4
				assert t.root.left.right.right.label == 5
				assert t.root.left.right.left is None
				assert t.root.left.left.parent == t.root.left
				assert t.root.left.right.parent == t.root.left

				t.remove(3 )
				assert t.root is not None
				assert t.root.left.label == 4
				assert t.root.left.right.label == 5
				assert t.root.left.left.label == 1
				assert t.root.left.parent == t.root
				assert t.root.left.left.parent == t.root.left
				assert t.root.left.right.parent == t.root.left

				t.remove(4 )
				assert t.root.left is not None
				assert t.root.left.left is not None
				assert t.root.left.label == 5
				assert t.root.left.right is None
				assert t.root.left.left.label == 1
				assert t.root.left.parent == t.root
				assert t.root.left.left.parent == t.root.left






			def 				UpperCAmelCase       (self     :  List[str] )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				t.remove(3 )
				assert t.root is not None
				assert t.root.left is not None
				assert t.root.left.left is not None
				assert t.root.left.right is not None
				assert t.root.left.right.left is not None
				assert t.root.left.right.right is not None
				assert t.root.left.label == 4
				assert t.root.left.right.label == 6
				assert t.root.left.left.label == 1
				assert t.root.left.right.right.label == 7
				assert t.root.left.right.left.label == 5
				assert t.root.left.parent == t.root
				assert t.root.left.right.parent == t.root.left
				assert t.root.left.left.parent == t.root.left
				assert t.root.left.right.left.parent == t.root.left.right






			def 				UpperCAmelCase       (self     :  int )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()
				t.empty()
				assert t.root is None






			def 				UpperCAmelCase       (self     :  str )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()
				assert not t.is_empty()

				t.empty()
				assert t.is_empty()






			def 				UpperCAmelCase       (self     :  Optional[int] )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				assert t.exists(6 )
				assert not t.exists(-1 )






			def 				UpperCAmelCase       (self     :  Any )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				assert t.get_max_label() == 14

				t.empty()
				with self.assertRaises(SCREAMING_SNAKE_CASE_ ):  # noqa: B017
					t.get_max_label()






			def 				UpperCAmelCase       (self     :  Tuple )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				assert t.get_min_label() == 1

				t.empty()
				with self.assertRaises(SCREAMING_SNAKE_CASE_ ):  # noqa: B017
					t.get_min_label()






			def 				UpperCAmelCase       (self     :  Optional[int] )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				lowerCAmelCase				       =     [i.label for i in t.inorder_traversal()]
				assert inorder_traversal_nodes == [1, 3, 4, 5, 6, 7, 8, 10, 13, 14]






			def 				UpperCAmelCase       (self     :  Optional[Any] )					->  None:





				"""simple docstring"""


				lowerCAmelCase				       =     self._get_binary_search_tree()

				lowerCAmelCase				       =     [i.label for i in t.preorder_traversal()]
				assert preorder_traversal_nodes == [8, 3, 1, 6, 4, 5, 7, 10, 14, 13]





def __magic_name__  (							)				->	None:

	'''simple docstring'''




	lowerCAmelCase				       =     BinarySearchTree()
	t.put(8 )
	t.put(3 )
	t.put(6 )
	t.put(1 )
	t.put(10 )
	t.put(14 )
	t.put(13 )
	t.put(4 )
	t.put(7 )
	t.put(5 )

	print(
	    '''
            8
           / \\
          3   10
         / \\    \\
        1   6    14
           / \\   /
          4   7 13
           \\
            5
        ''' )

	print('''Label 6 exists:''',				t.exists(6 ) )
	print('''Label 13 exists:''',				t.exists(13 ) )
	print('''Label -1 exists:''',				t.exists(-1 ) )
	print('''Label 12 exists:''',				t.exists(12 ) )

	# Prints all the elements of the list in inorder traversal
	lowerCAmelCase				       =     [i.label for i in t.inorder_traversal()]
	print('''Inorder traversal:''',				_lowerCamelCase )

	# Prints all the elements of the list in preorder traversal
	lowerCAmelCase				       =     [i.label for i in t.preorder_traversal()]
	print('''Preorder traversal:''',				_lowerCamelCase )

	print('''Max. label:''',				t.get_max_label() )
	print('''Min. label:''',				t.get_min_label() )

	# Delete elements
	print('''\nDeleting elements 13, 10, 8, 3, 6, 14''' )
	print(
	    '''
          4
         / \\
        1   7
             \\
              5
        ''' )
	t.remove(13 )
	t.remove(10 )
	t.remove(8 )
	t.remove(3 )
	t.remove(6 )
	t.remove(14 )

	# Prints all the elements of the list in inorder traversal after delete
	lowerCAmelCase				       =     [i.label for i in t.inorder_traversal()]
	print('''Inorder traversal after delete:''',				_lowerCamelCase )

	# Prints all the elements of the list in preorder traversal after delete
	lowerCAmelCase				       =     [i.label for i in t.preorder_traversal()]
	print('''Preorder traversal after delete:''',				_lowerCamelCase )

	print('''Max. label:''',				t.get_max_label() )
	print('''Min. label:''',				t.get_min_label() )


if __name__ == "__main__":
					binary_search_tree_example()


