





# Lint as: python3
import itertools
import os
import re


__lowerCamelCase			:	List[str]					    =	re.compile(r"""([A-Z]+)([A-Z][a-z])""")
__lowerCamelCase			:	Dict					    =	re.compile(r"""([a-z\d])([A-Z])""")

__lowerCamelCase			:	List[Any]					    =	re.compile(r"""(?<!_)_(?!_)""")
__lowerCamelCase			:	List[Any]					    =	re.compile(r"""(_{2,})""")

__lowerCamelCase			:	List[Any]					    =	r"""^\w+(\.\w+)*$"""

__lowerCamelCase			:	Any					    =	r"""<>:/\|?*"""



def 						A_							(	_lowerCAmelCase	)		->					List[Any]:
 UpperCamelCase      :   int			      =  _uppercase_uppercase_re.sub(r"\1_\2"				,  _lowerCAmelCase	)
 UpperCamelCase      :   Optional[Any]			      =  _lowercase_uppercase_re.sub(r"\1_\2"				,  _lowerCAmelCase	)
 return name.lower()



def 						A_							(	_lowerCAmelCase	)		->					int:
 UpperCamelCase      :   List[str]			      =  _single_underscore_re.split(_lowerCAmelCase	)
 UpperCamelCase      :   Any			      =  [_multiple_underscores_re.split(_lowerCAmelCase	) for n in name]
 return "".join(n.capitalize() for n in itertools.chain.from_iterable(_lowerCAmelCase	) if n != ""	)



def 						A_							(	_lowerCAmelCase	)		->					Dict:
 if os.path.basename(_lowerCAmelCase	) != name:
  raise ValueError(F"""Should be a dataset name, not a path: {name}"""	)
 return camelcase_to_snakecase(_lowerCAmelCase	)



def 						A_							(	_lowerCAmelCase				,  _lowerCAmelCase	)		->					Any:
 if os.path.basename(_lowerCAmelCase	) != name:
  raise ValueError(F"""Should be a dataset name, not a path: {name}"""	)
 if not re.match(_split_re				,  _lowerCAmelCase	):
  raise ValueError(F"""Split name should match '{_split_re}'' but got '{split}'."""	)
 return F"""{filename_prefix_for_name(_lowerCAmelCase	)}-{split}"""



def 						A_							(	_lowerCAmelCase				,  _lowerCAmelCase				,  _lowerCAmelCase				,  _lowerCAmelCase=None	)		->					Union[str, Any]:
 UpperCamelCase      :   Union[str, Any]			      =  filename_prefix_for_split(_lowerCAmelCase				,  _lowerCAmelCase	)
 if filetype_suffix:
  prefix += F""".{filetype_suffix}"""
 UpperCamelCase      :   List[Any]			      =  os.path.join(_lowerCAmelCase				,  _lowerCAmelCase	)
 return F"""{filepath}*"""



def 						A_							(	_lowerCAmelCase				,  _lowerCAmelCase				,  _lowerCAmelCase				,  _lowerCAmelCase=None				,  _lowerCAmelCase=None	)		->					int:
 UpperCamelCase      :   Union[str, Any]			      =  filename_prefix_for_split(_lowerCAmelCase				,  _lowerCAmelCase	)
 UpperCamelCase      :   List[str]			      =  os.path.join(_lowerCAmelCase				,  _lowerCAmelCase	)

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







__lowerCamelCase			:	Any					    =	9.8_0_6_6_5



def 						A_							(	_lowerCAmelCase				,  _lowerCAmelCase				,  _lowerCAmelCase = g	)		->					float:

 if fluid_density <= 0:
  raise ValueError("Impossible fluid density"	)
 if volume < 0:
  raise ValueError("Impossible Object volume"	)
 if gravity <= 0:
  raise ValueError("Impossible Gravity"	)

 return fluid_density * gravity * volume


if __name__ == "__main__":
    import doctest

    # run doctest
    doctest.testmod()
