


import pytest

from datasets.utils.sharding import _distribute_shards, _number_of_shards_in_gen_kwargs, _split_gen_kwargs


@pytest.mark.parametrize(
    '''kwargs, expected'''							,			[
        ({'''num_shards''': 0, '''max_num_jobs''': 1}, []),
        ({'''num_shards''': 1_0, '''max_num_jobs''': 1}, [range(1_0       )]),
        ({'''num_shards''': 1_0, '''max_num_jobs''': 1_0}, [range(SCREAMING_SNAKE_CASE_							,			i + 1       ) for i in range(1_0       )]),
        ({'''num_shards''': 1, '''max_num_jobs''': 1_0}, [range(1       )]),
        ({'''num_shards''': 1_0, '''max_num_jobs''': 3}, [range(0							,			4       ), range(4							,			7       ), range(7							,			1_0       )]),
        ({'''num_shards''': 3, '''max_num_jobs''': 1_0}, [range(0							,			1       ), range(1							,			2       ), range(2							,			3       )]),
    ]							,			)
def      a	(							SCREAMING_SNAKE_CASE_      :		Optional[int]							,			SCREAMING_SNAKE_CASE_      :		Dict       ):






       """simple docstring"""





       UpperCamelCase    :	int   	=		_distribute_shards(**SCREAMING_SNAKE_CASE_       )
       assert out == expected


@pytest.mark.parametrize(
    '''gen_kwargs, max_num_jobs, expected'''							,			[
        ({'''foo''': 0}, 1_0, [{'''foo''': 0}]),
        ({'''shards''': [0, 1, 2, 3]}, 1, [{'''shards''': [0, 1, 2, 3]}]),
        ({'''shards''': [0, 1, 2, 3]}, 4, [{'''shards''': [0]}, {'''shards''': [1]}, {'''shards''': [2]}, {'''shards''': [3]}]),
        ({'''shards''': [0, 1]}, 4, [{'''shards''': [0]}, {'''shards''': [1]}]),
        ({'''shards''': [0, 1, 2, 3]}, 2, [{'''shards''': [0, 1]}, {'''shards''': [2, 3]}]),
    ]							,			)
def      a	(							SCREAMING_SNAKE_CASE_      :		Dict							,			SCREAMING_SNAKE_CASE_      :		Optional[Any]							,			SCREAMING_SNAKE_CASE_      :		int       ):






       """simple docstring"""





       UpperCamelCase    :	Dict   	=		_split_gen_kwargs(SCREAMING_SNAKE_CASE_							,			SCREAMING_SNAKE_CASE_       )
       assert out == expected


@pytest.mark.parametrize(
    '''gen_kwargs, expected'''							,			[
        ({'''foo''': 0}, 1),
        ({'''shards''': [0]}, 1),
        ({'''shards''': [0, 1, 2, 3]}, 4),
        ({'''shards''': [0, 1, 2, 3], '''foo''': 0}, 4),
        ({'''shards''': [0, 1, 2, 3], '''other''': (0, 1)}, 4),
        ({'''shards''': [0, 1, 2, 3], '''shards2''': [0, 1]}, RuntimeError),
    ]							,			)
def      a	(							SCREAMING_SNAKE_CASE_      :		Tuple							,			SCREAMING_SNAKE_CASE_      :		Optional[int]       ):






       """simple docstring"""





       if expected is RuntimeError:
              with pytest.raises(SCREAMING_SNAKE_CASE_       ):
                     _number_of_shards_in_gen_kwargs(SCREAMING_SNAKE_CASE_       )
       else:
              UpperCamelCase    :	Tuple   	=		_number_of_shards_in_gen_kwargs(SCREAMING_SNAKE_CASE_       )
              assert out == expected





from .imports import is_tqdm_available


if is_tqdm_available():
  from tqdm.auto import tqdm as _tqdm

from ..state import PartialState


def      a	(							SCREAMING_SNAKE_CASE_      :		bool = True							,			*SCREAMING_SNAKE_CASE_      :		List[str]							,			**SCREAMING_SNAKE_CASE_      :		Tuple       ):






       """simple docstring"""





       if not is_tqdm_available():
              raise ImportError('''Accelerate\'s `tqdm` module requires `tqdm` to be installed. Please run `pip install tqdm`.'''       )
       UpperCamelCase    :	int   	=		False
       if main_process_only:
              UpperCamelCase    :	int   	=		PartialState().local_process_index == 0
       return _tqdm(*SCREAMING_SNAKE_CASE_							,			**SCREAMING_SNAKE_CASE_							,			disable=SCREAMING_SNAKE_CASE_       )

