autodl-projects/lib/xlayers/super_dropout.py

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2021-05-12 14:32:50 +02:00
#####################################################
# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2021.03 #
#####################################################
import torch
import torch.nn as nn
import torch.nn.functional as F
import math
from typing import Optional, Callable
import spaces
from .super_module import SuperModule
from .super_module import IntSpaceType
from .super_module import BoolSpaceType
class SuperDropout(SuperModule):
"""Applies a the dropout function element-wise."""
def __init__(self, p: float = 0.5, inplace: bool = False) -> None:
super(SuperDropout, self).__init__()
self._p = p
self._inplace = inplace
@property
def abstract_search_space(self):
return spaces.VirtualNode(id(self))
def forward_candidate(self, input: torch.Tensor) -> torch.Tensor:
return self.forward_raw(input)
def forward_raw(self, input: torch.Tensor) -> torch.Tensor:
return F.dropout(input, self._p, self.training, self._inplace)
def forward_with_container(self, input, container, prefix=[]):
return self.forward_raw(input)
def extra_repr(self) -> str:
xstr = "inplace=True" if self._inplace else ""
return "p={:}".format(self._p) + ", " + xstr