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Diffstat (limited to '.venv/lib/python3.12/site-packages/numpy/random/__init__.py')
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1 files changed, 215 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/numpy/random/__init__.py b/.venv/lib/python3.12/site-packages/numpy/random/__init__.py new file mode 100644 index 00000000..2e8f99fe --- /dev/null +++ b/.venv/lib/python3.12/site-packages/numpy/random/__init__.py @@ -0,0 +1,215 @@ +""" +======================== +Random Number Generation +======================== + +Use ``default_rng()`` to create a `Generator` and call its methods. + +=============== ========================================================= +Generator +--------------- --------------------------------------------------------- +Generator Class implementing all of the random number distributions +default_rng Default constructor for ``Generator`` +=============== ========================================================= + +============================================= === +BitGenerator Streams that work with Generator +--------------------------------------------- --- +MT19937 +PCG64 +PCG64DXSM +Philox +SFC64 +============================================= === + +============================================= === +Getting entropy to initialize a BitGenerator +--------------------------------------------- --- +SeedSequence +============================================= === + + +Legacy +------ + +For backwards compatibility with previous versions of numpy before 1.17, the +various aliases to the global `RandomState` methods are left alone and do not +use the new `Generator` API. + +==================== ========================================================= +Utility functions +-------------------- --------------------------------------------------------- +random Uniformly distributed floats over ``[0, 1)`` +bytes Uniformly distributed random bytes. +permutation Randomly permute a sequence / generate a random sequence. +shuffle Randomly permute a sequence in place. +choice Random sample from 1-D array. +==================== ========================================================= + +==================== ========================================================= +Compatibility +functions - removed +in the new API +-------------------- --------------------------------------------------------- +rand Uniformly distributed values. +randn Normally distributed values. +ranf Uniformly distributed floating point numbers. +random_integers Uniformly distributed integers in a given range. + (deprecated, use ``integers(..., closed=True)`` instead) +random_sample Alias for `random_sample` +randint Uniformly distributed integers in a given range +seed Seed the legacy random number generator. +==================== ========================================================= + +==================== ========================================================= +Univariate +distributions +-------------------- --------------------------------------------------------- +beta Beta distribution over ``[0, 1]``. +binomial Binomial distribution. +chisquare :math:`\\chi^2` distribution. +exponential Exponential distribution. +f F (Fisher-Snedecor) distribution. +gamma Gamma distribution. +geometric Geometric distribution. +gumbel Gumbel distribution. +hypergeometric Hypergeometric distribution. +laplace Laplace distribution. +logistic Logistic distribution. +lognormal Log-normal distribution. +logseries Logarithmic series distribution. +negative_binomial Negative binomial distribution. +noncentral_chisquare Non-central chi-square distribution. +noncentral_f Non-central F distribution. +normal Normal / Gaussian distribution. +pareto Pareto distribution. +poisson Poisson distribution. +power Power distribution. +rayleigh Rayleigh distribution. +triangular Triangular distribution. +uniform Uniform distribution. +vonmises Von Mises circular distribution. +wald Wald (inverse Gaussian) distribution. +weibull Weibull distribution. +zipf Zipf's distribution over ranked data. +==================== ========================================================= + +==================== ========================================================== +Multivariate +distributions +-------------------- ---------------------------------------------------------- +dirichlet Multivariate generalization of Beta distribution. +multinomial Multivariate generalization of the binomial distribution. +multivariate_normal Multivariate generalization of the normal distribution. +==================== ========================================================== + +==================== ========================================================= +Standard +distributions +-------------------- --------------------------------------------------------- +standard_cauchy Standard Cauchy-Lorentz distribution. +standard_exponential Standard exponential distribution. +standard_gamma Standard Gamma distribution. +standard_normal Standard normal distribution. +standard_t Standard Student's t-distribution. +==================== ========================================================= + +==================== ========================================================= +Internal functions +-------------------- --------------------------------------------------------- +get_state Get tuple representing internal state of generator. +set_state Set state of generator. +==================== ========================================================= + + +""" +__all__ = [ + 'beta', + 'binomial', + 'bytes', + 'chisquare', + 'choice', + 'dirichlet', + 'exponential', + 'f', + 'gamma', + 'geometric', + 'get_state', + 'gumbel', + 'hypergeometric', + 'laplace', + 'logistic', + 'lognormal', + 'logseries', + 'multinomial', + 'multivariate_normal', + 'negative_binomial', + 'noncentral_chisquare', + 'noncentral_f', + 'normal', + 'pareto', + 'permutation', + 'poisson', + 'power', + 'rand', + 'randint', + 'randn', + 'random', + 'random_integers', + 'random_sample', + 'ranf', + 'rayleigh', + 'sample', + 'seed', + 'set_state', + 'shuffle', + 'standard_cauchy', + 'standard_exponential', + 'standard_gamma', + 'standard_normal', + 'standard_t', + 'triangular', + 'uniform', + 'vonmises', + 'wald', + 'weibull', + 'zipf', +] + +# add these for module-freeze analysis (like PyInstaller) +from . import _pickle +from . import _common +from . import _bounded_integers + +from ._generator import Generator, default_rng +from .bit_generator import SeedSequence, BitGenerator +from ._mt19937 import MT19937 +from ._pcg64 import PCG64, PCG64DXSM +from ._philox import Philox +from ._sfc64 import SFC64 +from .mtrand import * + +__all__ += ['Generator', 'RandomState', 'SeedSequence', 'MT19937', + 'Philox', 'PCG64', 'PCG64DXSM', 'SFC64', 'default_rng', + 'BitGenerator'] + + +def __RandomState_ctor(): + """Return a RandomState instance. + + This function exists solely to assist (un)pickling. + + Note that the state of the RandomState returned here is irrelevant, as this + function's entire purpose is to return a newly allocated RandomState whose + state pickle can set. Consequently the RandomState returned by this function + is a freshly allocated copy with a seed=0. + + See https://github.com/numpy/numpy/issues/4763 for a detailed discussion + + """ + return RandomState(seed=0) + + +from numpy._pytesttester import PytestTester +test = PytestTester(__name__) +del PytestTester |