|
| 1 | +from collections.abc import Sequence |
| 2 | +from enum import Enum |
| 3 | +from typing import Literal |
| 4 | +from typing_extensions import TypeAlias |
| 5 | + |
| 6 | +import numpy as np |
| 7 | +import numpy.typing as npt |
| 8 | +import tensorflow as tf |
| 9 | +from tensorflow._aliases import DTypeLike, ScalarTensorCompatible, ShapeLike |
| 10 | +from tensorflow.python.trackable import autotrackable |
| 11 | + |
| 12 | +class Algorithm(Enum): |
| 13 | + PHILOX = 1 |
| 14 | + THREEFRY = 2 |
| 15 | + AUTO_SELECT = 3 |
| 16 | + |
| 17 | +_Alg: TypeAlias = Literal[Algorithm.PHILOX, Algorithm.THREEFRY, Algorithm.AUTO_SELECT, "philox", "threefry", "auto_select"] |
| 18 | + |
| 19 | +class Generator(autotrackable.AutoTrackable): |
| 20 | + @classmethod |
| 21 | + def from_state(cls, state: tf.Variable, alg: _Alg | None) -> Generator: ... |
| 22 | + @classmethod |
| 23 | + def from_seed(cls, seed: int, alg: _Alg | None = None) -> Generator: ... |
| 24 | + @classmethod |
| 25 | + def from_non_deterministic_state(cls, alg: _Alg | None = None) -> Generator: ... |
| 26 | + @classmethod |
| 27 | + def from_key_counter( |
| 28 | + cls, key: ScalarTensorCompatible, counter: Sequence[ScalarTensorCompatible], alg: _Alg | None |
| 29 | + ) -> Generator: ... |
| 30 | + def __init__(self, copy_from: Generator | None = None, state: tf.Variable | None = None, alg: _Alg | None = None) -> None: ... |
| 31 | + def reset(self, state: tf.Variable) -> None: ... |
| 32 | + def reset_from_seed(self, seed: int) -> None: ... |
| 33 | + def reset_from_key_counter(self, key: ScalarTensorCompatible, counter: tf.Variable) -> None: ... |
| 34 | + @property |
| 35 | + def state(self) -> tf.Variable: ... |
| 36 | + @property |
| 37 | + def algorithm(self) -> int: ... |
| 38 | + @property |
| 39 | + def key(self) -> ScalarTensorCompatible: ... |
| 40 | + def skip(self, delta: int) -> tf.Tensor: ... |
| 41 | + def normal( |
| 42 | + self, |
| 43 | + shape: tf.Tensor | Sequence[int], |
| 44 | + mean: ScalarTensorCompatible = 0.0, |
| 45 | + stddev: ScalarTensorCompatible = 1.0, |
| 46 | + dtype: DTypeLike = ..., |
| 47 | + name: str | None = None, |
| 48 | + ) -> tf.Tensor: ... |
| 49 | + def truncated_normal( |
| 50 | + self, |
| 51 | + shape: ShapeLike, |
| 52 | + mean: ScalarTensorCompatible = 0.0, |
| 53 | + stddev: ScalarTensorCompatible = 1.0, |
| 54 | + dtype: DTypeLike = ..., |
| 55 | + name: str | None = None, |
| 56 | + ) -> tf.Tensor: ... |
| 57 | + def uniform( |
| 58 | + self, |
| 59 | + shape: ShapeLike, |
| 60 | + minval: ScalarTensorCompatible = 0, |
| 61 | + maxval: ScalarTensorCompatible | None = None, |
| 62 | + dtype: DTypeLike = ..., |
| 63 | + name: str | None = None, |
| 64 | + ) -> tf.Tensor: ... |
| 65 | + def uniform_full_int(self, shape: ShapeLike, dtype: DTypeLike = ..., name: str | None = None) -> tf.Tensor: ... |
| 66 | + def binomial( |
| 67 | + self, shape: ShapeLike, counts: tf.Tensor, probs: tf.Tensor, dtype: DTypeLike = ..., name: str | None = None |
| 68 | + ) -> tf.Tensor: ... |
| 69 | + def make_seeds(self, count: int = 1) -> tf.Tensor: ... |
| 70 | + def split(self, count: int = 1) -> list[Generator]: ... |
| 71 | + |
| 72 | +def all_candidate_sampler( |
| 73 | + true_classes: tf.Tensor, num_true: int, num_sampled: int, unique: bool, seed: int | None = None, name: str | None = None |
| 74 | +) -> tuple[tf.Tensor, tf.Tensor, tf.Tensor]: ... |
| 75 | +def categorical( |
| 76 | + logits: tf.Tensor, |
| 77 | + num_samples: int | tf.Tensor, |
| 78 | + dtype: DTypeLike | None = None, |
| 79 | + seed: int | None = None, |
| 80 | + name: str | None = None, |
| 81 | +) -> tf.Tensor: ... |
| 82 | +def create_rng_state(seed: int, alg: _Alg) -> npt.NDArray[np.int64]: ... |
| 83 | +def fixed_unigram_candidate_sampler( |
| 84 | + true_classes: tf.Tensor, |
| 85 | + num_true: int, |
| 86 | + num_sampled: int, |
| 87 | + unique: bool, |
| 88 | + range_max: int, |
| 89 | + vocab_file: str = "", |
| 90 | + distortion: float = 1.0, |
| 91 | + num_reserved_ids: int = 0, |
| 92 | + num_shards: int = 1, |
| 93 | + shard: int = 0, |
| 94 | + unigrams: Sequence[float] = (), |
| 95 | + seed: int | None = None, |
| 96 | + name: str | None = None, |
| 97 | +) -> tuple[tf.Tensor, tf.Tensor, tf.Tensor]: ... |
| 98 | +def fold_in(seed: tf.Tensor | Sequence[int], data: int, alg: _Alg = "auto_select") -> int: ... |
| 99 | +def gamma( |
| 100 | + shape: tf.Tensor | Sequence[int], |
| 101 | + alpha: tf.Tensor | float | Sequence[float], |
| 102 | + beta: tf.Tensor | float | Sequence[float] | None = None, |
| 103 | + dtype: DTypeLike = ..., |
| 104 | + seed: int | None = None, |
| 105 | + name: str | None = None, |
| 106 | +) -> tf.Tensor: ... |
| 107 | +def get_global_generator() -> Generator: ... |
| 108 | +def learned_unigram_candidate_sampler( |
| 109 | + true_classes: tf.Tensor, |
| 110 | + num_true: int, |
| 111 | + num_sampled: int, |
| 112 | + unique: bool, |
| 113 | + range_max: int, |
| 114 | + seed: int | None = None, |
| 115 | + name: str | None = None, |
| 116 | +) -> tuple[tf.Tensor, tf.Tensor, tf.Tensor]: ... |
| 117 | +def log_uniform_candidate_sampler( |
| 118 | + true_classes: tf.Tensor, |
| 119 | + num_true: int, |
| 120 | + num_sampled: int, |
| 121 | + unique: bool, |
| 122 | + range_max: int, |
| 123 | + seed: int | None = None, |
| 124 | + name: str | None = None, |
| 125 | +) -> tuple[tf.Tensor, tf.Tensor, tf.Tensor]: ... |
| 126 | +def normal( |
| 127 | + shape: ShapeLike, |
| 128 | + mean: ScalarTensorCompatible = 0.0, |
| 129 | + stddev: ScalarTensorCompatible = 1.0, |
| 130 | + dtype: DTypeLike = ..., |
| 131 | + seed: int | None = None, |
| 132 | + name: str | None = None, |
| 133 | +) -> tf.Tensor: ... |
| 134 | +def poisson( |
| 135 | + shape: ShapeLike, lam: ScalarTensorCompatible, dtype: DTypeLike = ..., seed: int | None = None, name: str | None = None |
| 136 | +) -> tf.Tensor: ... |
| 137 | +def set_global_generator(generator: Generator) -> None: ... |
| 138 | +def set_seed(seed: int) -> None: ... |
| 139 | +def shuffle(value: tf.Tensor, seed: int | None = None, name: str | None = None) -> tf.Tensor: ... |
| 140 | +def split(seed: tf.Tensor | Sequence[int], num: int = 2, alg: _Alg = "auto_select") -> tf.Tensor: ... |
| 141 | +def stateless_binomial( |
| 142 | + shape: ShapeLike, |
| 143 | + seed: tuple[int, int] | tf.Tensor, |
| 144 | + counts: tf.Tensor, |
| 145 | + probs: tf.Tensor, |
| 146 | + output_dtype: DTypeLike = ..., |
| 147 | + name: str | None = None, |
| 148 | +) -> tf.Tensor: ... |
| 149 | +def stateless_categorical( |
| 150 | + logits: tf.Tensor, |
| 151 | + num_samples: int | tf.Tensor, |
| 152 | + seed: tuple[int, int] | tf.Tensor, |
| 153 | + dtype: DTypeLike = ..., |
| 154 | + name: str | None = None, |
| 155 | +) -> tf.Tensor: ... |
| 156 | +def stateless_gamma( |
| 157 | + shape: ShapeLike, |
| 158 | + seed: tuple[int, int] | tf.Tensor, |
| 159 | + alpha: tf.Tensor, |
| 160 | + beta: tf.Tensor | None = None, |
| 161 | + dtype: DTypeLike = ..., |
| 162 | + name: str | None = None, |
| 163 | +) -> tf.Tensor: ... |
| 164 | +def stateless_normal( |
| 165 | + shape: tf.Tensor | Sequence[int], |
| 166 | + seed: tuple[int, int] | tf.Tensor, |
| 167 | + mean: float | tf.Tensor = 0.0, |
| 168 | + stddev: float | tf.Tensor = 1.0, |
| 169 | + dtype: DTypeLike = ..., |
| 170 | + name: str | None = None, |
| 171 | + alg: _Alg = "auto_select", |
| 172 | +) -> tf.Tensor: ... |
| 173 | +def stateless_parameterized_truncated_normal( |
| 174 | + shape: tf.Tensor | Sequence[int], |
| 175 | + seed: tuple[int, int] | tf.Tensor, |
| 176 | + means: float | tf.Tensor = 0.0, |
| 177 | + stddevs: float | tf.Tensor = 1.0, |
| 178 | + minvals: tf.Tensor | float = -2.0, |
| 179 | + maxvals: tf.Tensor | float = 2.0, |
| 180 | + name: str | None = None, |
| 181 | +) -> tf.Tensor: ... |
| 182 | +def stateless_poisson( |
| 183 | + shape: tf.Tensor | Sequence[int], |
| 184 | + seed: tuple[int, int] | tf.Tensor, |
| 185 | + lam: tf.Tensor, |
| 186 | + dtype: DTypeLike = ..., |
| 187 | + name: str | None = None, |
| 188 | +) -> tf.Tensor: ... |
| 189 | +def stateless_truncated_normal( |
| 190 | + shape: tf.Tensor | Sequence[int], |
| 191 | + seed: tuple[int, int] | tf.Tensor, |
| 192 | + mean: float | tf.Tensor = 0.0, |
| 193 | + stddev: float | tf.Tensor = 1.0, |
| 194 | + dtype: DTypeLike = ..., |
| 195 | + name: str | None = None, |
| 196 | + alg: _Alg = "auto_select", |
| 197 | +) -> tf.Tensor: ... |
| 198 | +def stateless_uniform( |
| 199 | + shape: tf.Tensor | Sequence[int], |
| 200 | + seed: tuple[int, int] | tf.Tensor, |
| 201 | + minval: float | tf.Tensor = 0, |
| 202 | + maxval: float | tf.Tensor | None = None, |
| 203 | + dtype: DTypeLike = ..., |
| 204 | + name: str | None = None, |
| 205 | + alg: _Alg = "auto_select", |
| 206 | +) -> tf.Tensor: ... |
| 207 | +def truncated_normal( |
| 208 | + shape: tf.Tensor | Sequence[int], |
| 209 | + mean: float | tf.Tensor = 0.0, |
| 210 | + stddev: float | tf.Tensor = 1.0, |
| 211 | + dtype: DTypeLike = ..., |
| 212 | + seed: int | None = None, |
| 213 | + name: str | None = None, |
| 214 | +) -> tf.Tensor: ... |
| 215 | +def uniform( |
| 216 | + shape: tf.Tensor | Sequence[int], |
| 217 | + minval: float | tf.Tensor = 0, |
| 218 | + maxval: float | tf.Tensor | None = None, |
| 219 | + dtype: DTypeLike = ..., |
| 220 | + seed: int | None = None, |
| 221 | + name: str | None = None, |
| 222 | +) -> tf.Tensor: ... |
| 223 | +def uniform_candidate_sampler( |
| 224 | + true_classes: tf.Tensor, |
| 225 | + num_true: int, |
| 226 | + num_sampled: int, |
| 227 | + unique: bool, |
| 228 | + range_max: int, |
| 229 | + seed: int | None = None, |
| 230 | + name: str | None = None, |
| 231 | +) -> tuple[tf.Tensor, tf.Tensor, tf.Tensor]: ... |
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