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April 25, 2023 19:19
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import torch | |
import torch.nn as nn | |
import torch.nn.functional as F | |
import copy | |
from tqdm import trange | |
passed = torch.zeros(50) | |
for i in trange(50): | |
pad = tuple(list(torch.randint(3,(3,)))) | |
dilation = tuple(list(torch.randint(2,(3,))+1)) | |
stride = tuple(list(torch.randint(2,(3,))+1)) | |
kernel = tuple(list(torch.randint(4,(3,))+1)) | |
groups = 4 | |
bias = True | |
if(i%4==1): | |
groups = 1; bias = False | |
if(i%4==2): | |
groups = 64; bias = False | |
if(i%4==3): | |
groups = 1; bias = True | |
A = torch.ones(2,64,16,16,16) | |
A_mps = A.clone().to('mps') | |
conv3d = nn.Conv3d(64,64,kernel,groups=groups,padding=pad,\ | |
stride=stride,dilation=dilation,bias=bias) | |
conv3d_mps = copy.deepcopy(conv3d).to('mps') | |
A_mps.requires_grad = True | |
A.requires_grad = True | |
B = conv3d(A) | |
B_mps = conv3d_mps(A_mps) | |
loss = B.pow(2).mul(.5).mean() | |
loss.backward() | |
loss_mps = B_mps.pow(2).mul(.5).mean() | |
loss_mps.backward() | |
passed[i] = float(torch.allclose(B,B_mps.cpu().data,1e-02, 1e-03)) | |
passed[i] += float(torch.allclose(A.grad,A_mps.grad.cpu(),1e-02, 1e-03)) | |
passed[i] += float(torch.allclose(conv3d.weight.grad,conv3d_mps.weight.grad.cpu(),1e-02, 1e-03)) | |
if(bias): | |
passed[i] += float(torch.allclose(conv3d.bias.grad,conv3d_mps.bias.grad.cpu(),1e-02, 1e-03)) | |
passed[i] *= 0.25 | |
else: | |
passed[i] *= 1/3.0 | |
print(passed) | |
#speed test | |
print("testing conv3d on mps for speed vs cpu") | |
A = torch.ones(1,64,32,32,32) | |
A_mps = A.clone().to('mps') | |
w = nn.Conv3d(64,64,3,padding=1,bias=False) | |
w_mps = copy.deepcopy(w).to('mps') | |
A.requires_grad = True | |
w.requires_grad = True | |
for _ in trange(5): | |
B = w(A) | |
loss = B.pow(2).mul(.5).mean() | |
loss.backward() | |
A_mps.requires_grad = True | |
w_mps.requires_grad = True | |
for _ in trange(5): | |
B_mps = w_mps(A_mps) | |
loss_mps = B_mps.pow(2).mul(.5).mean() | |
loss_mps.backward() |
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