




from ...utils import is_note_seq_available, is_transformers_available, is_torch_available
from ...utils import OptionalDependencyNotAvailable


try:
       if not (is_transformers_available() and is_torch_available()):
              raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
       from ...utils.dummy_torch_and_transformers_objects import *  # noqa F403
else:
       from .notes_encoder import SpectrogramNotesEncoder
       from .continous_encoder import SpectrogramContEncoder
       from .pipeline_spectrogram_diffusion import (
           SpectrogramContEncoder,
           SpectrogramDiffusionPipeline,
           TaFilmDecoder,
       )

try:
       if not (is_transformers_available() and is_torch_available() and is_note_seq_available()):
              raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
       from ...utils.dummy_transformers_and_torch_and_note_seq_objects import *  # noqa F403
else:
       from .midi_utils import MidiProcessor











"""simple docstring"""







def       _lowerCamelCase				(							UpperCAmelCase_ :       bytes     )	-> str:






	"""simple docstring"""





	return "".join([hex(UpperCAmelCase_     )[2:].zfill(2     ).upper() for byte in list(UpperCAmelCase_     )]     )

def       _lowerCamelCase				(							UpperCAmelCase_ :       str     )	-> bytes:






	"""simple docstring"""





	if (len(UpperCAmelCase_     ) % 2) != 0:
		raise ValueError(
		    "Base16 encoded data is invalid:\nData does not have an even number of hex digits."     )
	# Check the character set - the standard base16 alphabet
	# is uppercase according to RFC3548 section 6
	if not set(UpperCAmelCase_     ) <= set("0123456789ABCDEF"     ):
		raise ValueError(
		    "Base16 encoded data is invalid:\nData is not uppercase hex or it contains invalid characters."     )
	# For every two hexadecimal digits (= a byte), turn it into an integer.
	# Then, string the result together into bytes, and return it.
	return bytes(int(data[i] + data[i + 1],	16     ) for i in range(0,	len(UpperCAmelCase_     ),	2     )     )


if __name__ == "__main__":
			import doctest

			doctest.testmod()




