'''simple docstring'''





import logging
from pathlib import Path

import numpy as np
import pytorch_lightning as pl
import torch
from pytorch_lightning.callbacks import EarlyStopping, ModelCheckpoint
from pytorch_lightning.utilities import rank_zero_only
from utils_rag import save_json





def 	lowerCAmelCase_				(					snake_case_       : str			)    ->      Optional[Any]:


     '''simple docstring'''




     UpperCAmelCase_           =   filter(lambda snake_case_			: p.requires_grad					,    model.parameters()			)
     UpperCAmelCase_           =   sum([np.prod(p.size()			) for p in model_parameters]			)
     return params


SCREAMING_SNAKE_CASE_:     Union[str, Any]  =logging.getLogger(__name__)





def 	lowerCAmelCase_				(					snake_case_       : Optional[int]					,    snake_case_       : List[str]			)    ->      List[str]:


     '''simple docstring'''




     if metric == "rouge2":
          UpperCAmelCase_           =   "{val_avg_rouge2:.4f}-{step_count}"
     elif metric == "bleu":
          UpperCAmelCase_           =   "{val_avg_bleu:.4f}-{step_count}"
     elif metric == "em":
          UpperCAmelCase_           =   "{val_avg_em:.4f}-{step_count}"
     elif metric == "loss":
          UpperCAmelCase_           =   "{val_avg_loss:.4f}-{step_count}"
     else:
          raise NotImplementedError(
              f"""seq2seq callbacks only support rouge2 and bleu, got {metric}, You can make your own by adding to this"""
              " function."			)

     UpperCAmelCase_           =   ModelCheckpoint(
         dirpath=snake_case_					,    filename=snake_case_					,    monitor=f"""val_{metric}"""					,    mode="max"					,    save_top_k=1					,    every_n_epochs=1					,    )

     return checkpoint_callback





def 	lowerCAmelCase_				(					snake_case_       : Any					,    snake_case_       : Tuple			)    ->      int:


     '''simple docstring'''




     return EarlyStopping(
         monitor=f"""val_{metric}"""					,    mode="min" if "loss" in metric else "max"					,    patience=snake_case_					,    verbose=snake_case_					,    )






class        __A      ( pl.Callback	):



    def 					_lowercase						(self    :    Optional[int]   ,			__a    :    Tuple   ,			__a    :    Optional[Any] ):
         UpperCAmelCase_           =   {f"""lr_group_{i}""": param["lr"] for i, param in enumerate(pl_module.trainer.optimizers[0].param_groups )}
         pl_module.logger.log_metrics(__a )



    @rank_zero_only
    def 					_lowercase						(self    :    int   ,			__a    :    pl.Trainer   ,			__a    :    pl.LightningModule   ,			__a    :    str   ,			__a    :    List[Any]=True ):
         logger.info(f"""***** {type_path} results at step {trainer.global_step:05d} *****""" )
         UpperCAmelCase_           =   trainer.callback_metrics
         trainer.logger.log_metrics({k: v for k, v in metrics.items() if k not in ["log", "progress_bar", "preds"]} )
         # Log results
         UpperCAmelCase_           =   Path(pl_module.hparams.output_dir )
         if type_path == "test":
              UpperCAmelCase_           =   od / "test_results.txt"
              UpperCAmelCase_           =   od / "test_generations.txt"
         else:
              # this never gets hit. I prefer not to save intermediate generations, and results are in metrics.json
              # If people want this it will be easy enough to add back.
              UpperCAmelCase_           =   od / f"""{type_path}_results/{trainer.global_step:05d}.txt"""
              UpperCAmelCase_           =   od / f"""{type_path}_generations/{trainer.global_step:05d}.txt"""
              results_file.parent.mkdir(exist_ok=__a )
              generations_file.parent.mkdir(exist_ok=__a )
         with open(__a   ,			"a+" ) as writer:
              for key in sorted(__a ):
                   if key in ["log", "progress_bar", "preds"]:
                        continue
                   UpperCAmelCase_           =   metrics[key]
                   if isinstance(__a   ,			torch.Tensor ):
                        UpperCAmelCase_           =   val.item()
                   UpperCAmelCase_           =   f"""{key}: {val:.6f}\n"""
                   writer.write(__a )

         if not save_generations:
              return

         if "preds" in metrics:
              UpperCAmelCase_           =   "\n".join(metrics["preds"] )
              generations_file.open("w+" ).write(__a )



    @rank_zero_only
    def 					_lowercase						(self    :    Optional[Any]   ,			__a    :    Optional[Any]   ,			__a    :    Union[str, Any] ):
         try:
              UpperCAmelCase_           =   pl_module.model.model.num_parameters()
         except AttributeError:
              UpperCAmelCase_           =   pl_module.model.num_parameters()

         UpperCAmelCase_           =   count_trainable_parameters(__a )
         # mp stands for million parameters
         trainer.logger.log_metrics({"n_params": npars, "mp": npars / 1E6, "grad_mp": n_trainable_pars / 1E6} )



    @rank_zero_only
    def 					_lowercase						(self    :    List[str]   ,			__a    :    pl.Trainer   ,			__a    :    pl.LightningModule ):
         save_json(pl_module.metrics   ,			pl_module.metrics_save_path )
         return self._write_logs(__a   ,			__a   ,			"test" )






    @rank_zero_only
    def 					_lowercase						(self    :    List[Any]   ,			__a    :    pl.Trainer   ,			__a    :    Dict ):
         save_json(pl_module.metrics   ,			pl_module.metrics_save_path )
         # Uncommenting this will save val generations
         # return self._write_logs(trainer, pl_module, "valid")







import os
import tempfile
from functools import partial
from unittest import TestCase
from unittest.mock import patch

import numpy as np
import pytest

from datasets.arrow_dataset import Dataset
from datasets.search import ElasticSearchIndex, FaissIndex, MissingIndex

from .utils import require_elasticsearch, require_faiss


A_       : Any         =			pytest.mark.integration



@require_faiss
class     _a						(__magic_name__				):


					'''simple docstring'''






					def   __A			( self			):
						A__							:    Tuple        =		Dataset.from_dict({"""filename""": ["""my_name-train""" + """_""" + str(A__			) for x in np.arange(30			).tolist()]}			)
						return dset






					def   __A			( self			):
						import faiss

						A__							:    Dataset        =		self._create_dummy_dataset()
						A__							:    Union[str, Any]        =		dset.map(
						    lambda A__    ,       A__			: {"vecs": i * np.ones(5    ,       dtype=np.floataa			)}    ,       with_indices=A__    ,       keep_in_memory=A__			)
						A__							:    int        =		dset.add_faiss_index("""vecs"""    ,       batch_size=100    ,       metric_type=faiss.METRIC_INNER_PRODUCT			)
						A__   ,   A__							:    Optional[Any]        =		dset.get_nearest_examples("""vecs"""    ,       np.ones(5    ,       dtype=np.floataa			)			)
						self.assertEqual(examples["""filename"""][0]    ,       """my_name-train_29"""			)
						dset.drop_index("""vecs"""			)






					def   __A			( self			):
						import faiss

						A__							:    Dataset        =		self._create_dummy_dataset()
						dset.add_faiss_index_from_external_arrays(
						    external_arrays=np.ones((30, 5)			) * np.arange(30			).reshape(-1    ,       1			)    ,       index_name="""vecs"""    ,       batch_size=100    ,       metric_type=faiss.METRIC_INNER_PRODUCT    ,       )
						A__   ,   A__							:    str        =		dset.get_nearest_examples("""vecs"""    ,       np.ones(5    ,       dtype=np.floataa			)			)
						self.assertEqual(examples["""filename"""][0]    ,       """my_name-train_29"""			)






					def   __A			( self			):
						import faiss

						A__							:    Dataset        =		self._create_dummy_dataset()
						dset.add_faiss_index_from_external_arrays(
						    external_arrays=np.ones((30, 5)			) * np.arange(30			).reshape(-1    ,       1			)    ,       index_name="""vecs"""    ,       metric_type=faiss.METRIC_INNER_PRODUCT    ,       )

						# Setting delete=False and unlinking manually is not pretty... but it is required on Windows to
						# ensure somewhat stable behaviour. If we don't, we get PermissionErrors. This is an age-old issue.
						# see https://bugs.python.org/issue14243 and
						# https://stackoverflow.com/questions/23212435/permission-denied-to-write-to-my-temporary-file/23212515
						with tempfile.NamedTemporaryFile(delete=A__			) as tmp_file:
							dset.save_faiss_index("""vecs"""    ,       tmp_file.name			)
							dset.load_faiss_index("""vecs2"""    ,       tmp_file.name			)
						os.unlink(tmp_file.name			)

						A__   ,   A__							:    Tuple        =		dset.get_nearest_examples("""vecs2"""    ,       np.ones(5    ,       dtype=np.floataa			)			)
						self.assertEqual(examples["""filename"""][0]    ,       """my_name-train_29"""			)






					def   __A			( self			):
						A__							:    Dataset        =		self._create_dummy_dataset()
						dset.add_faiss_index_from_external_arrays(
						    external_arrays=np.ones((30, 5)			) * np.arange(30			).reshape(-1    ,       1			)    ,       index_name="""vecs"""			)
						dset.drop_index("""vecs"""			)
						self.assertRaises(A__    ,       partial(dset.get_nearest_examples    ,       """vecs2"""    ,       np.ones(5    ,       dtype=np.floataa			)			)			)






					def   __A			( self			):
						from elasticsearch import Elasticsearch

						A__							:    Dataset        =		self._create_dummy_dataset()
						with patch("""elasticsearch.Elasticsearch.search"""			) as mocked_search, patch(
						    """elasticsearch.client.IndicesClient.create"""			) as mocked_index_create, patch("""elasticsearch.helpers.streaming_bulk"""			) as mocked_bulk:
							A__							:    List[Any]        =		{"""acknowledged""": True}
							mocked_bulk.return_value([(True, None)] * 30			)
							A__							:    List[Any]        =		{"""hits""": {"""hits""": [{"""_score""": 1, """_id""": 29}]}}
							A__							:    Any        =		Elasticsearch()

							dset.add_elasticsearch_index("""filename"""    ,       es_client=A__			)
							A__   ,   A__							:    Any        =		dset.get_nearest_examples("""filename"""    ,       """my_name-train_29"""			)
							self.assertEqual(examples["""filename"""][0]    ,       """my_name-train_29"""			)



@require_faiss
class     _a						(__magic_name__				):


					'''simple docstring'''






					def   __A			( self			):
						import faiss

						A__							:    Optional[int]        =		FaissIndex(metric_type=faiss.METRIC_INNER_PRODUCT			)

						# add vectors
						index.add_vectors(np.eye(5    ,       dtype=np.floataa			)			)
						self.assertIsNotNone(index.faiss_index			)
						self.assertEqual(index.faiss_index.ntotal    ,       5			)
						index.add_vectors(np.zeros((5, 5)    ,       dtype=np.floataa			)			)
						self.assertEqual(index.faiss_index.ntotal    ,       10			)

						# single query
						A__							:    Any        =		np.zeros(5    ,       dtype=np.floataa			)
						A__							:    str        =		1
						A__   ,   A__							:    Optional[Any]        =		index.search(A__			)
						self.assertRaises(A__    ,       index.search    ,       query.reshape(-1    ,       1			)			)
						self.assertGreater(scores[0]    ,       0			)
						self.assertEqual(indices[0]    ,       1			)

						# batched queries
						A__							:    Optional[int]        =		np.eye(5    ,       dtype=np.floataa			)[::-1]
						A__   ,   A__							:    str        =		index.search_batch(A__			)
						self.assertRaises(A__    ,       index.search_batch    ,       queries[0]			)
						A__							:    str        =		[scores[0] for scores in total_scores]
						A__							:    Tuple        =		[indices[0] for indices in total_indices]
						self.assertGreater(np.min(A__			)    ,       0			)
						self.assertListEqual([4, 3, 2, 1, 0]    ,       A__			)






					def   __A			( self			):
						import faiss

						A__							:    Dict        =		FaissIndex(string_factory="""Flat"""			)
						index.add_vectors(np.eye(5    ,       dtype=np.floataa			)			)
						self.assertIsInstance(index.faiss_index    ,       faiss.IndexFlat			)
						A__							:    Dict        =		FaissIndex(string_factory="""LSH"""			)
						index.add_vectors(np.eye(5    ,       dtype=np.floataa			)			)
						self.assertIsInstance(index.faiss_index    ,       faiss.IndexLSH			)
						with self.assertRaises(A__			):
							A__							:    List[Any]        =		FaissIndex(string_factory="""Flat"""    ,       custom_index=faiss.IndexFlat(5			)			)






					def   __A			( self			):
						import faiss

						A__							:    List[Any]        =		faiss.IndexFlat(5			)
						A__							:    Union[str, Any]        =		FaissIndex(custom_index=A__			)
						index.add_vectors(np.eye(5    ,       dtype=np.floataa			)			)
						self.assertIsInstance(index.faiss_index    ,       faiss.IndexFlat			)






					def   __A			( self			):
						import faiss

						A__							:    Any        =		FaissIndex(metric_type=faiss.METRIC_INNER_PRODUCT			)
						index.add_vectors(np.eye(5    ,       dtype=np.floataa			)			)

						# Setting delete=False and unlinking manually is not pretty... but it is required on Windows to
						# ensure somewhat stable behaviour. If we don't, we get PermissionErrors. This is an age-old issue.
						# see https://bugs.python.org/issue14243 and
						# https://stackoverflow.com/questions/23212435/permission-denied-to-write-to-my-temporary-file/23212515
						with tempfile.NamedTemporaryFile(delete=A__			) as tmp_file:
							index.save(tmp_file.name			)
							A__							:    int        =		FaissIndex.load(tmp_file.name			)
						os.unlink(tmp_file.name			)

						A__							:    Optional[Any]        =		np.zeros(5    ,       dtype=np.floataa			)
						A__							:    Optional[int]        =		1
						A__   ,   A__							:    List[Any]        =		index.search(A__			)
						self.assertGreater(scores[0]    ,       0			)
						self.assertEqual(indices[0]    ,       1			)



@require_faiss
def 						UpperCamelCase					(lowercase_: Dict					)     ->      Optional[Any]:
	import faiss

	A__							:    Dict        =		FaissIndex(metric_type=faiss.METRIC_INNER_PRODUCT					)
	index.add_vectors(np.eye(5    ,      dtype=np.floataa					)					)

	A__							:    Optional[Any]        =		"""index.faiss"""
	A__							:    Any        =		f"""mock://{index_name}"""
	index.save(lowercase_    ,      storage_options=mockfs.storage_options					)
	A__							:    str        =		FaissIndex.load(lowercase_    ,      storage_options=mockfs.storage_options					)

	A__							:    int        =		np.zeros(5    ,      dtype=np.floataa					)
	A__							:    Union[str, Any]        =		1
	A__   ,   A__							:    Any        =		index.search(lowercase_					)
	assert scores[0] > 0
	assert indices[0] == 1



@require_elasticsearch
class     _a						(__magic_name__				):


					'''simple docstring'''






					def   __A			( self			):
						from elasticsearch import Elasticsearch

						with patch("""elasticsearch.Elasticsearch.search"""			) as mocked_search, patch(
						    """elasticsearch.client.IndicesClient.create"""			) as mocked_index_create, patch("""elasticsearch.helpers.streaming_bulk"""			) as mocked_bulk:
							A__							:    List[str]        =		Elasticsearch()
							A__							:    List[Any]        =		{"""acknowledged""": True}
							A__							:    int        =		ElasticSearchIndex(es_client=A__			)
							mocked_bulk.return_value([(True, None)] * 3			)
							index.add_documents(["""foo""", """bar""", """foobar"""]			)

							# single query
							A__							:    Dict        =		"""foo"""
							A__							:    Tuple        =		{"""hits""": {"""hits""": [{"""_score""": 1, """_id""": 0}]}}
							A__   ,   A__							:    Tuple        =		index.search(A__			)
							self.assertEqual(scores[0]    ,       1			)
							self.assertEqual(indices[0]    ,       0			)

							# single query with timeout
							A__							:    List[str]        =		"""foo"""
							A__							:    str        =		{"""hits""": {"""hits""": [{"""_score""": 1, """_id""": 0}]}}
							A__   ,   A__							:    Dict        =		index.search(A__    ,       request_timeout=30			)
							self.assertEqual(scores[0]    ,       1			)
							self.assertEqual(indices[0]    ,       0			)

							# batched queries
							A__							:    Union[str, Any]        =		["""foo""", """bar""", """foobar"""]
							A__							:    Tuple        =		{"""hits""": {"""hits""": [{"""_score""": 1, """_id""": 1}]}}
							A__   ,   A__							:    Dict        =		index.search_batch(A__			)
							A__							:    Tuple        =		[scores[0] for scores in total_scores]
							A__							:    Optional[int]        =		[indices[0] for indices in total_indices]
							self.assertGreater(np.min(A__			)    ,       0			)
							self.assertListEqual([1, 1, 1]    ,       A__			)

							# batched queries with timeout
							A__							:    int        =		["""foo""", """bar""", """foobar"""]
							A__							:    List[Any]        =		{"""hits""": {"""hits""": [{"""_score""": 1, """_id""": 1}]}}
							A__   ,   A__							:    Tuple        =		index.search_batch(A__    ,       request_timeout=30			)
							A__							:    List[Any]        =		[scores[0] for scores in total_scores]
							A__							:    Optional[int]        =		[indices[0] for indices in total_indices]
							self.assertGreater(np.min(A__			)    ,       0			)
							self.assertListEqual([1, 1, 1]    ,       A__			)



