
"""simple docstring"""


from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


_lowercase											=			{
    '''configuration_musicgen''': [
        '''MUSICGEN_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''MusicgenConfig''',
        '''MusicgenDecoderConfig''',
    ],
    '''processing_musicgen''': ['''MusicgenProcessor'''],
}

try:
		if not is_torch_available():
				raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
		pass
else:
		_lowercase											=			[
		    '''MUSICGEN_PRETRAINED_MODEL_ARCHIVE_LIST''',
		    '''MusicgenForConditionalGeneration''',
		    '''MusicgenForCausalLM''',
		    '''MusicgenModel''',
		    '''MusicgenPreTrainedModel''',
		]

if TYPE_CHECKING:
		from .configuration_musicgen import (
		    MUSICGEN_PRETRAINED_CONFIG_ARCHIVE_MAP,
		    MusicgenConfig,
		    MusicgenDecoderConfig,
		)
		from .processing_musicgen import MusicgenProcessor

		try:
				if not is_torch_available():
						raise OptionalDependencyNotAvailable()
		except OptionalDependencyNotAvailable:
				pass
		else:
				from .modeling_musicgen import (
				    MUSICGEN_PRETRAINED_MODEL_ARCHIVE_LIST,
				    MusicgenForCausalLM,
				    MusicgenForConditionalGeneration,
				    MusicgenModel,
				    MusicgenPreTrainedModel,
				)

else:
		import sys

		_lowercase											=			_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)

"""simple docstring"""


from __future__ import annotations






def  _snake_case			(						snake_case__				:       list[list[int]]		, snake_case__				:       list[list[int]]       ):
	assert len(snake_case__       ) == len(snake_case__       )

	A  				=				len(snake_case__       )
	A  				=				list(range(snake_case__       )       )
	A  				=				[-1] * n  # who the donor has donated to
	A  				=				[-1] * n  # who the recipient has received from
	A  				=				[0] * n

	while unmatched_donors:
		A  				=				unmatched_donors[0]
		A  				=				donor_pref[donor]
		A  				=				donor_preference[num_donations[donor]]
		num_donations[donor] += 1
		A  				=				recipient_pref[recipient]
		A  				=				rec_record[recipient]

		if prev_donor != -1:
			if rec_preference.index(snake_case__       ) > rec_preference.index(snake_case__       ):
				A  				=				donor
				A  				=				recipient
				unmatched_donors.append(snake_case__       )
				unmatched_donors.remove(snake_case__       )
		else:
			A  				=				donor
			A  				=				recipient
			unmatched_donors.remove(snake_case__       )
	return donor_record