import sys
from typing import Any, Callable, Dict, Optional, Tuple, Type, Union, overload, TypeVar
from numpy import (
bool_,
dtype,
float32,
float64,
int8,
int16,
int32,
int64,
int_,
ndarray,
uint,
uint8,
uint16,
uint32,
uint64,
)
from numpy.random import BitGenerator, SeedSequence
from numpy.typing import (
ArrayLike,
_ArrayLikeFloat_co,
_ArrayLikeInt_co,
_DoubleCodes,
_DTypeLikeBool,
_DTypeLikeInt,
_DTypeLikeUInt,
_Float32Codes,
_Float64Codes,
_Int8Codes,
_Int16Codes,
_Int32Codes,
_Int64Codes,
_IntCodes,
_ShapeLike,
_SingleCodes,
_SupportsDType,
_UInt8Codes,
_UInt16Codes,
_UInt32Codes,
_UInt64Codes,
_UIntCodes,
)
if sys.version_info >= (3, 8):
from typing import Literal
else:
from typing_extensions import Literal
_ArrayType = TypeVar("_ArrayType", bound=ndarray[Any, Any])
_DTypeLikeFloat32 = Union[
dtype[float32],
_SupportsDType[dtype[float32]],
Type[float32],
_Float32Codes,
_SingleCodes,
]
_DTypeLikeFloat64 = Union[
dtype[float64],
_SupportsDType[dtype[float64]],
Type[float],
Type[float64],
_Float64Codes,
_DoubleCodes,
]
class Generator:
def __init__(self, bit_generator: BitGenerator) -> None: ...
def __repr__(self) -> str: ...
def __str__(self) -> str: ...
def __getstate__(self) -> Dict[str, Any]: ...
def __setstate__(self, state: Dict[str, Any]) -> None: ...
def __reduce__(self) -> Tuple[Callable[[str], Generator], Tuple[str], Dict[str, Any]]: ...
@property
def bit_generator(self) -> BitGenerator: ...
def bytes(self, length: int) -> bytes: ...
@overload
def standard_normal( # type: ignore[misc]
self,
size: None = ...,
dtype: Union[_DTypeLikeFloat32, _DTypeLikeFloat64] = ...,
out: None = ...,
) -> float: ...
@overload
def standard_normal( # type: ignore[misc]
self,
size: _ShapeLike = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_normal( # type: ignore[misc]
self,
*,
out: ndarray[Any, dtype[float64]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_normal( # type: ignore[misc]
self,
size: _ShapeLike = ...,
dtype: _DTypeLikeFloat32 = ...,
out: Optional[ndarray[Any, dtype[float32]]] = ...,
) -> ndarray[Any, dtype[float32]]: ...
@overload
def standard_normal( # type: ignore[misc]
self,
size: _ShapeLike = ...,
dtype: _DTypeLikeFloat64 = ...,
out: Optional[ndarray[Any, dtype[float64]]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def permutation(self, x: int, axis: int = ...) -> ndarray[Any, dtype[int64]]: ...
@overload
def permutation(self, x: ArrayLike, axis: int = ...) -> ndarray[Any, Any]: ...
@overload
def standard_exponential( # type: ignore[misc]
self,
size: None = ...,
dtype: Union[_DTypeLikeFloat32, _DTypeLikeFloat64] = ...,
method: Literal["zig", "inv"] = ...,
out: None = ...,
) -> float: ...
@overload
def standard_exponential(
self,
size: _ShapeLike = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_exponential(
self,
*,
out: ndarray[Any, dtype[float64]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_exponential(
self,
size: _ShapeLike = ...,
*,
method: Literal["zig", "inv"] = ...,
out: Optional[ndarray[Any, dtype[float64]]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_exponential(
self,
size: _ShapeLike = ...,
dtype: _DTypeLikeFloat32 = ...,
method: Literal["zig", "inv"] = ...,
out: Optional[ndarray[Any, dtype[float32]]] = ...,
) -> ndarray[Any, dtype[float32]]: ...
@overload
def standard_exponential(
self,
size: _ShapeLike = ...,
dtype: _DTypeLikeFloat64 = ...,
method: Literal["zig", "inv"] = ...,
out: Optional[ndarray[Any, dtype[float64]]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def random( # type: ignore[misc]
self,
size: None = ...,
dtype: Union[_DTypeLikeFloat32, _DTypeLikeFloat64] = ...,
out: None = ...,
) -> float: ...
@overload
def random(
self,
*,
out: ndarray[Any, dtype[float64]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def random(
self,
size: _ShapeLike = ...,
*,
out: Optional[ndarray[Any, dtype[float64]]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def random(
self,
size: _ShapeLike = ...,
dtype: _DTypeLikeFloat32 = ...,
out: Optional[ndarray[Any, dtype[float32]]] = ...,
) -> ndarray[Any, dtype[float32]]: ...
@overload
def random(
self,
size: _ShapeLike = ...,
dtype: _DTypeLikeFloat64 = ...,
out: Optional[ndarray[Any, dtype[float64]]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def beta(self, a: float, b: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def beta(
self, a: _ArrayLikeFloat_co, b: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def exponential(self, scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def exponential(
self, scale: _ArrayLikeFloat_co = ..., size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: int,
high: Optional[int] = ...,
) -> int: ...
@overload
def integers( # type: ignore[misc]
self,
low: int,
high: Optional[int] = ...,
size: None = ...,
dtype: _DTypeLikeBool = ...,
endpoint: bool = ...,
) -> bool: ...
@overload
def integers( # type: ignore[misc]
self,
low: int,
high: Optional[int] = ...,
size: None = ...,
dtype: Union[_DTypeLikeInt, _DTypeLikeUInt] = ...,
endpoint: bool = ...,
) -> int: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[int64]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: _DTypeLikeBool = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[bool_]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[dtype[int8], Type[int8], _Int8Codes, _SupportsDType[dtype[int8]]] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[int8]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[dtype[int16], Type[int16], _Int16Codes, _SupportsDType[dtype[int16]]] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[int16]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[dtype[int32], Type[int32], _Int32Codes, _SupportsDType[dtype[int32]]] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[Union[int32]]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Optional[
Union[dtype[int64], Type[int64], _Int64Codes, _SupportsDType[dtype[int64]]]
] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[int64]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[dtype[uint8], Type[uint8], _UInt8Codes, _SupportsDType[dtype[uint8]]] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[uint8]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[
dtype[uint16], Type[uint16], _UInt16Codes, _SupportsDType[dtype[uint16]]
] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[Union[uint16]]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[
dtype[uint32], Type[uint32], _UInt32Codes, _SupportsDType[dtype[uint32]]
] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[uint32]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[
dtype[uint64], Type[uint64], _UInt64Codes, _SupportsDType[dtype[uint64]]
] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[uint64]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[
dtype[int_], Type[int], Type[int_], _IntCodes, _SupportsDType[dtype[int_]]
] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[int_]]: ...
@overload
def integers( # type: ignore[misc]
self,
low: _ArrayLikeInt_co,
high: Optional[_ArrayLikeInt_co] = ...,
size: Optional[_ShapeLike] = ...,
dtype: Union[dtype[uint], Type[uint], _UIntCodes, _SupportsDType[dtype[uint]]] = ...,
endpoint: bool = ...,
) -> ndarray[Any, dtype[uint]]: ...
# TODO: Use a TypeVar _T here to get away from Any output? Should be int->ndarray[Any,dtype[int64]], ArrayLike[_T] -> Union[_T, ndarray[Any,Any]]
@overload
def choice(
self,
a: int,
size: None = ...,
replace: bool = ...,
p: Optional[_ArrayLikeFloat_co] = ...,
axis: int = ...,
shuffle: bool = ...,
) -> int: ...
@overload
def choice(
self,
a: int,
size: _ShapeLike = ...,
replace: bool = ...,
p: Optional[_ArrayLikeFloat_co] = ...,
axis: int = ...,
shuffle: bool = ...,
) -> ndarray[Any, dtype[int64]]: ...
@overload
def choice(
self,
a: ArrayLike,
size: None = ...,
replace: bool = ...,
p: Optional[_ArrayLikeFloat_co] = ...,
axis: int = ...,
shuffle: bool = ...,
) -> Any: ...
@overload
def choice(
self,
a: ArrayLike,
size: _ShapeLike = ...,
replace: bool = ...,
p: Optional[_ArrayLikeFloat_co] = ...,
axis: int = ...,
shuffle: bool = ...,
) -> ndarray[Any, Any]: ...
@overload
def uniform(self, low: float = ..., high: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def uniform(
self,
low: _ArrayLikeFloat_co = ...,
high: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def normal(self, loc: float = ..., scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def normal(
self,
loc: _ArrayLikeFloat_co = ...,
scale: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_gamma( # type: ignore[misc]
self,
shape: float,
size: None = ...,
dtype: Union[_DTypeLikeFloat32, _DTypeLikeFloat64] = ...,
out: None = ...,
) -> float: ...
@overload
def standard_gamma(
self,
shape: _ArrayLikeFloat_co,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_gamma(
self,
shape: _ArrayLikeFloat_co,
*,
out: ndarray[Any, dtype[float64]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_gamma(
self,
shape: _ArrayLikeFloat_co,
size: Optional[_ShapeLike] = ...,
dtype: _DTypeLikeFloat32 = ...,
out: Optional[ndarray[Any, dtype[float32]]] = ...,
) -> ndarray[Any, dtype[float32]]: ...
@overload
def standard_gamma(
self,
shape: _ArrayLikeFloat_co,
size: Optional[_ShapeLike] = ...,
dtype: _DTypeLikeFloat64 = ...,
out: Optional[ndarray[Any, dtype[float64]]] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def gamma(self, shape: float, scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def gamma(
self,
shape: _ArrayLikeFloat_co,
scale: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def f(self, dfnum: float, dfden: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def f(
self, dfnum: _ArrayLikeFloat_co, dfden: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def noncentral_f(self, dfnum: float, dfden: float, nonc: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def noncentral_f(
self,
dfnum: _ArrayLikeFloat_co,
dfden: _ArrayLikeFloat_co,
nonc: _ArrayLikeFloat_co,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def chisquare(self, df: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def chisquare(
self, df: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def noncentral_chisquare(self, df: float, nonc: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def noncentral_chisquare(
self, df: _ArrayLikeFloat_co, nonc: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_t(self, df: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def standard_t(
self, df: _ArrayLikeFloat_co, size: None = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_t(
self, df: _ArrayLikeFloat_co, size: _ShapeLike = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def vonmises(self, mu: float, kappa: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def vonmises(
self, mu: _ArrayLikeFloat_co, kappa: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def pareto(self, a: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def pareto(
self, a: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def weibull(self, a: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def weibull(
self, a: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def power(self, a: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def power(
self, a: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def standard_cauchy(self, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def standard_cauchy(self, size: _ShapeLike = ...) -> ndarray[Any, dtype[float64]]: ...
@overload
def laplace(self, loc: float = ..., scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def laplace(
self,
loc: _ArrayLikeFloat_co = ...,
scale: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def gumbel(self, loc: float = ..., scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def gumbel(
self,
loc: _ArrayLikeFloat_co = ...,
scale: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def logistic(self, loc: float = ..., scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def logistic(
self,
loc: _ArrayLikeFloat_co = ...,
scale: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def lognormal(self, mean: float = ..., sigma: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def lognormal(
self,
mean: _ArrayLikeFloat_co = ...,
sigma: _ArrayLikeFloat_co = ...,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def rayleigh(self, scale: float = ..., size: None = ...) -> float: ... # type: ignore[misc]
@overload
def rayleigh(
self, scale: _ArrayLikeFloat_co = ..., size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def wald(self, mean: float, scale: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def wald(
self, mean: _ArrayLikeFloat_co, scale: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
@overload
def triangular(self, left: float, mode: float, right: float, size: None = ...) -> float: ... # type: ignore[misc]
@overload
def triangular(
self,
left: _ArrayLikeFloat_co,
mode: _ArrayLikeFloat_co,
right: _ArrayLikeFloat_co,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[float64]]: ...
@overload
def binomial(self, n: int, p: float, size: None = ...) -> int: ... # type: ignore[misc]
@overload
def binomial(
self, n: _ArrayLikeInt_co, p: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
@overload
def negative_binomial(self, n: float, p: float, size: None = ...) -> int: ... # type: ignore[misc]
@overload
def negative_binomial(
self, n: _ArrayLikeFloat_co, p: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
@overload
def poisson(self, lam: float = ..., size: None = ...) -> int: ... # type: ignore[misc]
@overload
def poisson(
self, lam: _ArrayLikeFloat_co = ..., size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
@overload
def zipf(self, a: float, size: None = ...) -> int: ... # type: ignore[misc]
@overload
def zipf(
self, a: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
@overload
def geometric(self, p: float, size: None = ...) -> int: ... # type: ignore[misc]
@overload
def geometric(
self, p: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
@overload
def hypergeometric(self, ngood: int, nbad: int, nsample: int, size: None = ...) -> int: ... # type: ignore[misc]
@overload
def hypergeometric(
self,
ngood: _ArrayLikeInt_co,
nbad: _ArrayLikeInt_co,
nsample: _ArrayLikeInt_co,
size: Optional[_ShapeLike] = ...,
) -> ndarray[Any, dtype[int64]]: ...
@overload
def logseries(self, p: float, size: None = ...) -> int: ... # type: ignore[misc]
@overload
def logseries(
self, p: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
def multivariate_normal(
self,
mean: _ArrayLikeFloat_co,
cov: _ArrayLikeFloat_co,
size: Optional[_ShapeLike] = ...,
check_valid: Literal["warn", "raise", "ignore"] = ...,
tol: float = ...,
*,
method: Literal["svd", "eigh", "cholesky"] = ...,
) -> ndarray[Any, dtype[float64]]: ...
def multinomial(
self, n: _ArrayLikeInt_co, pvals: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[int64]]: ...
def multivariate_hypergeometric(
self,
colors: _ArrayLikeInt_co,
nsample: int,
size: Optional[_ShapeLike] = ...,
method: Literal["marginals", "count"] = ...,
) -> ndarray[Any, dtype[int64]]: ...
def dirichlet(
self, alpha: _ArrayLikeFloat_co, size: Optional[_ShapeLike] = ...
) -> ndarray[Any, dtype[float64]]: ...
def permuted(
self, x: ArrayLike, *, axis: Optional[int] = ..., out: Optional[ndarray[Any, Any]] = ...
) -> ndarray[Any, Any]: ...
def shuffle(self, x: ArrayLike, axis: int = ...) -> None: ...
def default_rng(
seed: Union[None, _ArrayLikeInt_co, SeedSequence, BitGenerator, Generator] = ...
) -> Generator: ...