




import os
import tempfile
from pathlib import Path
from unittest import TestCase

import pyarrow as pa
import pytest

from datasets.arrow_dataset import Dataset
from datasets.arrow_reader import ArrowReader, BaseReader, FileInstructions, ReadInstruction, make_file_instructions
from datasets.info import DatasetInfo
from datasets.splits import NamedSplit, Split, SplitDict, SplitInfo

from .utils import assert_arrow_memory_doesnt_increase, assert_arrow_memory_increases

class 	__lowerCAmelCase			(			__magic_name__				):
							def    lowerCamelCase__							(		self		:List[str]	,   __magic_name__		:Dict	,   __magic_name__		:Union[str, Any]=False       ):







												'''simple docstring'''







												a       ,				a       ,				a		       =							(
												    filename_skip_take["""filename"""],
												    filename_skip_take["""skip"""] if """skip""" in filename_skip_take else None,
												    filename_skip_take["""take"""] if """take""" in filename_skip_take else None,
												)
												open(os.path.join(__magic_name__       )	,   """wb"""       ).close()
												a		       =							pa.Table.from_pydict({"""filename""": [Path(__magic_name__       ).name] * 100}       )
												if take == -1:
																	a		       =							len(__magic_name__       ) - skip
												if skip is not None and take is not None:
																	a		       =							pa_table.slice(__magic_name__	,   __magic_name__       )
												return pa_table







class 	__lowerCAmelCase			(			__magic_name__				):
							def    lowerCamelCase__							(		self		:List[Any]       ):







												'''simple docstring'''







												a		       =							"""my_name"""
												a		       =							SplitInfo(name="""train"""	,   num_examples=100       )
												a		       =							SplitInfo(name="""test"""	,   num_examples=100       )
												a		       =							[train_info, test_info]
												a		       =							SplitDict()
												split_dict.add(__magic_name__       )
												split_dict.add(__magic_name__       )
												a		       =							DatasetInfo(splits=__magic_name__       )

												with tempfile.TemporaryDirectory() as tmp_dir:
																	a		       =							ReaderTest(__magic_name__	,   __magic_name__       )

																	a		       =							"""test[:33%]"""
																	a		       =							Dataset(**reader.read(__magic_name__	,   __magic_name__	,   __magic_name__       )       )
																	self.assertEqual(dset["""filename"""][0]	,   F'{name}-test'       )
																	self.assertEqual(dset.num_rows	,   33       )
																	self.assertEqual(dset.num_columns	,   1       )

																	a		       =							["""train""", """test[:33%]"""]
																	a		       =							[Split.TRAIN, ReadInstruction.from_spec("""test[:33%]"""       )]
																	for instructions in [instructionsa, instructionsa]:
																						a		       =							[reader.read(__magic_name__	,   __magic_name__	,   __magic_name__       ) for instr in instructions]
																						a       ,				a		       =							(Dataset(**__magic_name__       ) for dataset_kwargs in datasets_kwargs)
																						self.assertEqual(train_dset["""filename"""][0]	,   F'{name}-train'       )
																						self.assertEqual(train_dset.num_rows	,   100       )
																						self.assertEqual(train_dset.num_columns	,   1       )
																						self.assertIsInstance(train_dset.split	,   __magic_name__       )
																						self.assertEqual(str(train_dset.split       )	,   """train"""       )
																						self.assertEqual(test_dset["""filename"""][0]	,   F'{name}-test'       )
																						self.assertEqual(test_dset.num_rows	,   33       )
																						self.assertEqual(test_dset.num_columns	,   1       )
																						self.assertIsInstance(test_dset.split	,   __magic_name__       )
																						self.assertEqual(str(test_dset.split       )	,   """test[:33%]"""       )
																						del train_dset, test_dset
							def    lowerCamelCase__							(		self		:Any       ):







												'''simple docstring'''







												a		       =							"""my_name"""
												a		       =							SplitInfo(name="""train"""	,   num_examples=1000	,   shard_lengths=[100] * 10       )
												a		       =							[train_info]
												a		       =							SplitDict()
												split_dict.add(__magic_name__       )
												a		       =							DatasetInfo(splits=__magic_name__       )

												with tempfile.TemporaryDirectory() as tmp_dir:
																	a		       =							ReaderTest(__magic_name__	,   __magic_name__       )

																	a		       =							"""train[:33%]"""
																	a		       =							Dataset(**reader.read(__magic_name__	,   __magic_name__	,   __magic_name__       )       )
																	self.assertEqual(dset["""filename"""][0]	,   F'{name}-train-00000-of-00010'       )
																	self.assertEqual(dset["""filename"""][-1]	,   F'{name}-train-00003-of-00010'       )
																	self.assertEqual(dset.num_rows	,   330       )
																	self.assertEqual(dset.num_columns	,   1       )





							def    lowerCamelCase__							(		self		:List[str]       ):







												'''simple docstring'''







												a		       =							SplitInfo(name="""train"""	,   num_examples=100       )
												a		       =							SplitInfo(name="""test"""	,   num_examples=100       )
												a		       =							SplitDict()
												split_dict.add(__magic_name__       )
												split_dict.add(__magic_name__       )
												a		       =							DatasetInfo(splits=__magic_name__       )

												with tempfile.TemporaryDirectory() as tmp_dir:
																	a		       =							ReaderTest(__magic_name__	,   __magic_name__       )

																	a		       =							[
																	    {"""filename""": os.path.join(__magic_name__	,   """train"""       )},
																	    {"""filename""": os.path.join(__magic_name__	,   """test"""       ), """skip""": 10, """take""": 10},
																	]
																	a		       =							Dataset(**reader.read_files(__magic_name__	,   original_instructions="""train+test[10:20]"""       )       )
																	self.assertEqual(dset.num_rows	,   110       )
																	self.assertEqual(dset.num_columns	,   1       )
																	del dset







@pytest.mark.parametrize("""in_memory"""							,    [False, True]					)
def 	__A	(			__lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase					)   -> Optional[int]:
					a		       =							arrow_file
					with assert_arrow_memory_increases() if in_memory else assert_arrow_memory_doesnt_increase():
										a		       =							ArrowReader.read_table(__lowerCamelCase							,    in_memory=__lowerCamelCase					)
					assert table.shape == dataset.data.shape
					assert set(table.column_names					) == set(dataset.data.column_names					)
					assert dict(table.to_pydict()					) == dict(dataset.data.to_pydict()					)  # to_pydict returns OrderedDict





@pytest.mark.parametrize("""in_memory"""							,    [False, True]					)
def 	__A	(			__lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase					)   -> str:
					a		       =							arrow_file
					a		       =							ArrowReader(""""""							,    __lowerCamelCase					)
					with assert_arrow_memory_increases() if in_memory else assert_arrow_memory_doesnt_increase():
										a		       =							reader.read_files([{"""filename""": filename}]							,    in_memory=__lowerCamelCase					)
					assert dataset_kwargs.keys() == {"arrow_table", "info", "split"}
					a		       =							dataset_kwargs["""arrow_table"""]
					assert table.shape == dataset.data.shape
					assert set(table.column_names					) == set(dataset.data.column_names					)
					assert dict(table.to_pydict()					) == dict(dataset.data.to_pydict()					)  # to_pydict returns OrderedDict





def 	__A	(			)   -> int:
					assert ReadInstruction("""train"""							,    to=10							,    unit="""abs"""					).to_spec() == "train[:10]"
					assert ReadInstruction("""train"""							,    from_=-80							,    to=10							,    unit="""%"""					).to_spec() == "train[-80%:10%]"

					a		       =							"""train+test"""
					assert ReadInstruction.from_spec(__lowerCamelCase					).to_spec() == spec_train_test

					a		       =							"""train[2:10]"""
					assert ReadInstruction.from_spec(__lowerCamelCase					).to_spec() == spec_train_abs

					a		       =							"""train[15%:-20%]"""
					assert ReadInstruction.from_spec(__lowerCamelCase					).to_spec() == spec_train_pct

					a		       =							"""train[:10%](closest)"""
					assert ReadInstruction.from_spec(__lowerCamelCase					).to_spec() == "train[:10%]"

					a		       =							"""train[:10%](pct1_dropremainder)"""
					assert ReadInstruction.from_spec(__lowerCamelCase					).to_spec() == spec_train_pct_rounding

					a		       =							"""train[:10%](pct1_dropremainder)+test[-10%:](pct1_dropremainder)"""
					assert ReadInstruction.from_spec(__lowerCamelCase					).to_spec() == spec_train_test_pct_rounding





def 	__A	(			)   -> Any:
					a		       =							"""dummy"""
					a		       =							[SplitInfo(name="""train"""							,    num_examples=100					)]
					a		       =							"""train[:33%]"""
					a		       =							"""arrow"""
					a		       =							"""prefix"""

					a		       =							make_file_instructions(__lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase					)
					assert isinstance(__lowerCamelCase							,    __lowerCamelCase					)
					assert file_instructions.num_examples == 33
					assert file_instructions.file_instructions == [
					    {"filename": os.path.join(__lowerCamelCase							,    f'{name}-train.arrow'					), "skip": 0, "take": 33}
					]

					a		       =							[SplitInfo(name="""train"""							,    num_examples=100							,    shard_lengths=[10] * 10					)]
					a		       =							make_file_instructions(__lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase					)
					assert isinstance(__lowerCamelCase							,    __lowerCamelCase					)
					assert file_instructions.num_examples == 33
					assert file_instructions.file_instructions == [
					    {"filename": os.path.join(__lowerCamelCase							,    f'{name}-train-00000-of-00010.arrow'					), "skip": 0, "take": -1},
					    {"filename": os.path.join(__lowerCamelCase							,    f'{name}-train-00001-of-00010.arrow'					), "skip": 0, "take": -1},
					    {"filename": os.path.join(__lowerCamelCase							,    f'{name}-train-00002-of-00010.arrow'					), "skip": 0, "take": -1},
					    {"filename": os.path.join(__lowerCamelCase							,    f'{name}-train-00003-of-00010.arrow'					), "skip": 0, "take": 3},
					]





@pytest.mark.parametrize("""name, expected_exception"""							,    [(None, TypeError), ("""""", ValueError)]					)
def 	__A	(			__lowerCamelCase							,    __lowerCamelCase					)   -> int:
					a		       =							[SplitInfo(name="""train"""							,    num_examples=100					)]
					a		       =							"""train"""
					a		       =							"""arrow"""
					a		       =							"""prefix_path"""
					with pytest.raises(__lowerCamelCase					):
										a		       =							make_file_instructions(__lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase					)







from itertools import combinations, product





def 	__A	(			__lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase							,    __lowerCamelCase					)   -> bool:
	if xa == ya == 0 or xa == ya == 0:
		return False
	a		       =							xa * xa + ya * ya
	a		       =							xa * xa + ya * ya
	a		       =							(xa - xa) * (xa - xa) + (ya - ya) * (ya - ya)
	return (
	    a_square + b_square == c_square
	    or a_square + c_square == b_square
	    or b_square + c_square == a_square
	)





def 	__A	(			__lowerCamelCase = 50					)   -> int:
	return sum(
	    1
	    for pta, pta in combinations(product(range(limit + 1					)							,    repeat=2					)							,    2					)
	    if is_right(*__lowerCamelCase							,    *__lowerCamelCase					)					)


if __name__ == "__main__":
		print(F'{solution() = }')

