





from ..utils import (
    OptionalDependencyNotAvailable,
    is_flax_available,
    is_scipy_available,
    is_torch_available,
    is_torchsde_available,
)


try:
    if not is_torch_available():
        raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
    from ..utils.dummy_pt_objects import *  # noqa F403
else:
    from .scheduling_consistency_models import CMStochasticIterativeScheduler
    from .scheduling_ddim import DDIMScheduler
    from .scheduling_ddim_inverse import DDIMInverseScheduler
    from .scheduling_ddim_parallel import DDIMParallelScheduler
    from .scheduling_ddpm import DDPMScheduler
    from .scheduling_ddpm_parallel import DDPMParallelScheduler
    from .scheduling_deis_multistep import DEISMultistepScheduler
    from .scheduling_dpmsolver_multistep import DPMSolverMultistepScheduler
    from .scheduling_dpmsolver_multistep_inverse import DPMSolverMultistepInverseScheduler
    from .scheduling_dpmsolver_singlestep import DPMSolverSinglestepScheduler
    from .scheduling_euler_ancestral_discrete import EulerAncestralDiscreteScheduler
    from .scheduling_euler_discrete import EulerDiscreteScheduler
    from .scheduling_heun_discrete import HeunDiscreteScheduler
    from .scheduling_ipndm import IPNDMScheduler
    from .scheduling_k_dpm_2_ancestral_discrete import KDPMaAncestralDiscreteScheduler
    from .scheduling_k_dpm_2_discrete import KDPMaDiscreteScheduler
    from .scheduling_karras_ve import KarrasVeScheduler
    from .scheduling_pndm import PNDMScheduler
    from .scheduling_repaint import RePaintScheduler
    from .scheduling_sde_ve import ScoreSdeVeScheduler
    from .scheduling_sde_vp import ScoreSdeVpScheduler
    from .scheduling_unclip import UnCLIPScheduler
    from .scheduling_unipc_multistep import UniPCMultistepScheduler
    from .scheduling_utils import KarrasDiffusionSchedulers, SchedulerMixin
    from .scheduling_vq_diffusion import VQDiffusionScheduler

try:
    if not is_flax_available():
        raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
    from ..utils.dummy_flax_objects import *  # noqa F403
else:
    from .scheduling_ddim_flax import FlaxDDIMScheduler
    from .scheduling_ddpm_flax import FlaxDDPMScheduler
    from .scheduling_dpmsolver_multistep_flax import FlaxDPMSolverMultistepScheduler
    from .scheduling_karras_ve_flax import FlaxKarrasVeScheduler
    from .scheduling_lms_discrete_flax import FlaxLMSDiscreteScheduler
    from .scheduling_pndm_flax import FlaxPNDMScheduler
    from .scheduling_sde_ve_flax import FlaxScoreSdeVeScheduler
    from .scheduling_utils_flax import (
        FlaxKarrasDiffusionSchedulers,
        FlaxSchedulerMixin,
        FlaxSchedulerOutput,
        broadcast_to_shape_from_left,
    )


try:
    if not (is_torch_available() and is_scipy_available()):
        raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
    from ..utils.dummy_torch_and_scipy_objects import *  # noqa F403
else:
    from .scheduling_lms_discrete import LMSDiscreteScheduler

try:
    if not (is_torch_available() and is_torchsde_available()):
        raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
    from ..utils.dummy_torch_and_torchsde_objects import *  # noqa F403
else:
    from .scheduling_dpmsolver_sde import DPMSolverSDEScheduler








# Lint as: python3
import itertools
import os
import re


UpperCAmelCase_  							=				re.compile(R'([A-Z]+)([A-Z][a-z])')
UpperCAmelCase_  							=				re.compile(R'([a-z\d])([A-Z])')

UpperCAmelCase_  							=				re.compile(R'(?<!_)_(?!_)')
UpperCAmelCase_  							=				re.compile(R'(_{2,})')

UpperCAmelCase_  							=				R'^\w+(\.\w+)*$'

UpperCAmelCase_  							=				R'<>:/\|?*'




def 	lowerCAmelCase_					(						__UpperCAmelCase:    Optional[int]   )   ->			List[Any]:
    UpperCamelCase__							:       int      =   _uppercase_uppercase_re.sub(r'''\1_\2'''	,     __UpperCAmelCase   )
    UpperCamelCase__							:       Tuple      =   _lowercase_uppercase_re.sub(r'''\1_\2'''	,     __UpperCAmelCase   )
    return name.lower()




def 	lowerCAmelCase_					(						__UpperCAmelCase:    Any   )   ->			Any:
    UpperCamelCase__							:       Optional[int]      =   _single_underscore_re.split(__UpperCAmelCase   )
    UpperCamelCase__							:       Dict      =   [_multiple_underscores_re.split(__UpperCAmelCase   ) for n in name]
    return "".join(n.capitalize() for n in itertools.chain.from_iterable(__UpperCAmelCase   ) if n != ''''''   )




def 	lowerCAmelCase_					(						__UpperCAmelCase:    int   )   ->			Union[str, Any]:
    if os.path.basename(__UpperCAmelCase   ) != name:
        raise ValueError(f"Should be a dataset name, not a path: {name}"   )
    return camelcase_to_snakecase(__UpperCAmelCase   )




def 	lowerCAmelCase_					(						__UpperCAmelCase:    Dict	,     __UpperCAmelCase:    Optional[int]   )   ->			Optional[Any]:
    if os.path.basename(__UpperCAmelCase   ) != name:
        raise ValueError(f"Should be a dataset name, not a path: {name}"   )
    if not re.match(_split_re	,     __UpperCAmelCase   ):
        raise ValueError(f"Split name should match '{_split_re}'' but got '{split}'."   )
    return f"{filename_prefix_for_name(__UpperCAmelCase   )}-{split}"




def 	lowerCAmelCase_					(						__UpperCAmelCase:    str	,     __UpperCAmelCase:    Dict	,     __UpperCAmelCase:    List[Any]	,     __UpperCAmelCase:    List[Any]=None   )   ->			Union[str, Any]:
    UpperCamelCase__							:       Optional[Any]      =   filename_prefix_for_split(__UpperCAmelCase	,     __UpperCAmelCase   )
    if filetype_suffix:
        prefix += f".{filetype_suffix}"
    UpperCamelCase__							:       Dict      =   os.path.join(__UpperCAmelCase	,     __UpperCAmelCase   )
    return f"{filepath}*"





def 	lowerCAmelCase_					(						__UpperCAmelCase:    List[str]	,     __UpperCAmelCase:    List[str]	,     __UpperCAmelCase:    int	,     __UpperCAmelCase:    str=None	,     __UpperCAmelCase:    Tuple=None   )   ->			Tuple:
    UpperCamelCase__							:       str      =   filename_prefix_for_split(__UpperCAmelCase	,     __UpperCAmelCase   )
    UpperCamelCase__							:       Tuple      =   os.path.join(__UpperCAmelCase	,     __UpperCAmelCase   )

    if shard_lengths:
        UpperCamelCase__							:       Optional[Any]      =   len(__UpperCAmelCase   )
        UpperCamelCase__							:       List[str]      =   [f"{prefix}-{shard_id:05d}-of-{num_shards:05d}" for shard_id in range(__UpperCAmelCase   )]
        if filetype_suffix:
            UpperCamelCase__							:       Union[str, Any]      =   [filename + f".{filetype_suffix}" for filename in filenames]
        return filenames
    else:
        UpperCamelCase__							:       Tuple      =   prefix
        if filetype_suffix:
            filename += f".{filetype_suffix}"
        return [filename]

