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Load DISTS and VGG16 weights offline via importlib.resources with weights_only=True #14

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Load DISTS and VGG16 weights offline via importlib.resources with weights_only=True #14

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97094d2
Use importlib.resources to load weights and enable weights_only=True
Jul 9, 2026
9ed05eb
Include vgg16_features.pt and load offline vgg weights
Jul 9, 2026
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10 changes: 8 additions & 2 deletions DISTS_pytorch/DISTS_pt.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
# This is a pytoch implementation of DISTS metric.
# Requirements: python >= 3.6, pytorch >= 1.0

import importlib.resources
import numpy as np
import os,sys
import torch
Expand All @@ -27,7 +28,10 @@ def forward(self, input):
class DISTS(torch.nn.Module):
def __init__(self, load_weights=True):
super(DISTS, self).__init__()
vgg_pretrained_features = models.vgg16(pretrained=True).features
vgg_pretrained_features = models.vgg16(pretrained=False).features
vgg_ref = importlib.resources.files('DISTS_pytorch').joinpath('vgg16_features.pt')
with importlib.resources.as_file(vgg_ref) as vgg_weights_path:
vgg_pretrained_features.load_state_dict(torch.load(vgg_weights_path, weights_only=True))
self.stage1 = torch.nn.Sequential()
self.stage2 = torch.nn.Sequential()
self.stage3 = torch.nn.Sequential()
Expand Down Expand Up @@ -60,7 +64,9 @@ def __init__(self, load_weights=True):
self.alpha.data.normal_(0.1,0.01)
self.beta.data.normal_(0.1,0.01)
if load_weights:
weights = torch.load(os.path.join(sys.prefix,'weights.pt'))
w_ref = importlib.resources.files('DISTS_pytorch').joinpath('weights.pt')
with importlib.resources.as_file(w_ref) as weights_path:
weights = torch.load(weights_path, weights_only=True)
self.alpha.data = weights['alpha']
self.beta.data = weights['beta']

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Binary file added DISTS_pytorch/vgg16_features.pt
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1 change: 1 addition & 0 deletions MANIFEST.in
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Expand Up @@ -3,6 +3,7 @@
-- __init__.py
-- DISTS_pt.py
-- weights.pt
-- vgg16_features.pt
-- README.md
-- requirements.txt
-- LICENSE
4 changes: 2 additions & 2 deletions setup.py
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Expand Up @@ -9,8 +9,8 @@
long_description=long_description,
long_description_content_type="text/markdown",
packages=['DISTS_pytorch'],
package_data= {'': ['DISTS_pytorch/weights.pt']},
data_files= [('', ['DISTS_pytorch/weights.pt'])],
package_data= {'': ['DISTS_pytorch/weights.pt', 'DISTS_pytorch/vgg16_features.pt']},
data_files= [('', ['DISTS_pytorch/weights.pt', 'DISTS_pytorch/vgg16_features.pt'])],
include_package_data=True,
author='Keyan Ding',
author_email='dingkeyan93@outlook.com',
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