



'''simple docstring'''



import os

import pytest

from transformers.dynamic_module_utils import get_imports


lowerCamelCase		       =				"""
import os
"""

lowerCamelCase		       =				"""
def foo():
    import os
    return False
"""

lowerCamelCase		       =				"""
def foo():
    def bar():
        if True:
            import os
        return False
    return bar()
"""

lowerCamelCase		       =				"""
import os

try:
    import bar
except ImportError:
    raise ValueError()
"""

lowerCamelCase		       =				"""
import os

def foo():
    try:
        import bar
    except ImportError:
        raise ValueError()
"""

lowerCamelCase		       =				"""
import os

try:
    import bar
except (ImportError, AttributeError):
    raise ValueError()
"""

lowerCamelCase		       =				"""
import os

try:
    import bar
except ImportError as e:
    raise ValueError()
"""

lowerCamelCase		       =				"""
import os

try:
    import bar
except:
    raise ValueError()
"""

lowerCamelCase		       =				"""
import os

try:
    import bar
    import baz
except ImportError:
    raise ValueError()
"""

lowerCamelCase		       =				"""
import os

try:
    import bar
    import baz
except ImportError:
    x = 1
    raise ValueError()
"""

lowerCamelCase		       =				[
    TOP_LEVEL_IMPORT,
    IMPORT_IN_FUNCTION,
    DEEPLY_NESTED_IMPORT,
    TOP_LEVEL_TRY_IMPORT,
    GENERIC_EXCEPT_IMPORT,
    MULTILINE_TRY_IMPORT,
    MULTILINE_BOTH_IMPORT,
    MULTIPLE_EXCEPTS_IMPORT,
    EXCEPT_AS_IMPORT,
    TRY_IMPORT_IN_FUNCTION,
]



@pytest.mark.parametrize('case'     ,      _UpperCAmelCase    )
def      _A				(      _lowerCAmelCase     ,      _lowerCAmelCase    ):



							"""simple docstring"""



							__lowercase						=os.path.join(_UpperCAmelCase     ,      'test_file.py'    )
							with open(_UpperCAmelCase     ,      'w'    ) as _tmp_file:
														_tmp_file.write(_UpperCAmelCase    )

							__lowercase						=get_imports(_UpperCAmelCase    )
							assert parsed_imports == ["os"]






def 			A_      (    _UpperCAmelCase				,	_UpperCAmelCase				,	_UpperCAmelCase				,	_UpperCAmelCase				,	_UpperCAmelCase				,	):
						SCREAMING_SNAKE_CASE_: Optional[int]  		=       [redshift, radiation_density, matter_density, dark_energy]
						if any(p < 0 for p in parameters    ):
												raise ValueError("All input parameters must be positive"    )

						if any(p > 1 for p in parameters[1:4]    ):
												raise ValueError("Relative densities cannot be greater than one"    )
						else:
												SCREAMING_SNAKE_CASE_: int  		=       1 - (matter_density + radiation_density + dark_energy)

												SCREAMING_SNAKE_CASE_: Dict  		=       (
												    radiation_density * (redshift + 1) ** 4
												    + matter_density * (redshift + 1) ** 3
												    + curvature * (redshift + 1) ** 2
												    + dark_energy
												)

												SCREAMING_SNAKE_CASE_: Any  		=       hubble_constant * e_a ** (1 / 2)
												return hubble


if __name__ == "__main__":
						import doctest

						# run doctest
						doctest.testmod()

						# demo LCDM approximation
						lowerCAmelCase							:  List[Any]   	=						0.3

						print(
						    hubble_parameter(
						        hubble_constant=68.3,
						        radiation_density=1E-4,
						        matter_density=matter_density,
						        dark_energy=1 - matter_density,
						        redshift=0,
						    )
						)






