ERROR: Could not find a version that satisfies the requirement opencv-python==3.4.1.15

[azuryl]

according your Quick start

pip install -r requirements.txt
Collecting EasyDict==1.7
Using cached easydict-1.7.tar.gz (6.2 kB)
ERROR: Could not find a version that satisfies the requirement opencv-python==3.4.1.15 (from -r requirements.txt (line 2)) (from versions: 3.4.2.17, 3.4.3.18, 3.4.4.19, 3.4.5.20, 3.4.6.27, 3.4.7.28, 3.4.8.29, 3.4.9.31, 3.4.9.33, 3.4.10.35, 3.4.10.37, 3.4.11.39, 3.4.11.41, 3.4.11.43, 3.4.11.45, 4.0.0.21, 4.0.1.23, 4.0.1.24, 4.1.0.25, 4.1.1.26, 4.1.2.30, 4.2.0.32, 4.2.0.34, 4.3.0.36, 4.3.0.38, 4.4.0.40, 4.4.0.42, 4.4.0.44, 4.4.0.46)
ERROR: No matching distribution found for opencv-python==3.4.1.15 (from -r requirements.txt (line 2))

excuse me which python version and ubuntu version you use, I use ubuntu 18.04 and I tried python3.7,3.8 isn not success

[azuryl]

if I use python 3.8 pytorch 1.6 opencv-python 4.4.0 there will error as #22

[azuryl]

it seems must use python 3.6