virtuelle Umgebung teil20b
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80
teil20b/lib/python3.11/site-packages/numpy/random/_pickle.py
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80
teil20b/lib/python3.11/site-packages/numpy/random/_pickle.py
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from .mtrand import RandomState
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from ._philox import Philox
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from ._pcg64 import PCG64, PCG64DXSM
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from ._sfc64 import SFC64
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from ._generator import Generator
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from ._mt19937 import MT19937
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BitGenerators = {'MT19937': MT19937,
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'PCG64': PCG64,
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'PCG64DXSM': PCG64DXSM,
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'Philox': Philox,
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'SFC64': SFC64,
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}
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def __bit_generator_ctor(bit_generator_name='MT19937'):
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"""
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Pickling helper function that returns a bit generator object
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Parameters
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----------
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bit_generator_name : str
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String containing the name of the BitGenerator
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Returns
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-------
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bit_generator : BitGenerator
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BitGenerator instance
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"""
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if bit_generator_name in BitGenerators:
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bit_generator = BitGenerators[bit_generator_name]
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else:
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raise ValueError(str(bit_generator_name) + ' is not a known '
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'BitGenerator module.')
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return bit_generator()
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def __generator_ctor(bit_generator_name="MT19937",
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bit_generator_ctor=__bit_generator_ctor):
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"""
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Pickling helper function that returns a Generator object
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Parameters
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----------
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bit_generator_name : str
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String containing the core BitGenerator's name
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bit_generator_ctor : callable, optional
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Callable function that takes bit_generator_name as its only argument
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and returns an instantized bit generator.
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Returns
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-------
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rg : Generator
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Generator using the named core BitGenerator
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"""
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return Generator(bit_generator_ctor(bit_generator_name))
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def __randomstate_ctor(bit_generator_name="MT19937",
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bit_generator_ctor=__bit_generator_ctor):
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"""
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Pickling helper function that returns a legacy RandomState-like object
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Parameters
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----------
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bit_generator_name : str
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String containing the core BitGenerator's name
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bit_generator_ctor : callable, optional
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Callable function that takes bit_generator_name as its only argument
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and returns an instantized bit generator.
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Returns
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-------
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rs : RandomState
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Legacy RandomState using the named core BitGenerator
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"""
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return RandomState(bit_generator_ctor(bit_generator_name))
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