

def        __lowercase   (  _A    ,     _A    ,     _A      )  ->    float:
      if common_ratio == 1:
            # Formula for sum if common ratio is 1
            return num_of_terms * first_term

      # Formula for finding sum of n terms of a GeometricProgression
      return (first_term / (1 - common_ratio)) * (1 - common_ratio**num_of_terms)







from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available


UpperCAmelCase__			:  Optional[Any]					     =     {
    """configuration_musicgen""": [
        """MUSICGEN_PRETRAINED_CONFIG_ARCHIVE_MAP""",
        """MusicgenConfig""",
        """MusicgenDecoderConfig""",
    ],
    """processing_musicgen""": ["""MusicgenProcessor"""],
}

try:
  if not is_torch_available():
    raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
  pass
else:
  UpperCAmelCase__			:  Any					     =     [
      """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

  UpperCAmelCase__			:  Dict					     =     _LazyModule(__name__, globals()["""__file__"""], _import_structure, module_spec=__spec__)




