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Description
🐛 Bug
Issue #3207 has cropped up again for pytorch 1.9.0
Cannot install any version of torchvision newer than 0.2.2 with opencv for python 3.9
To Reproduce
Contents of ~/.condarc
:
channels:
- defaults
- anaconda
- pytorch
- conda-forge
channel_priority: disabled
On the command line:
conda create -n temp python=3.9
conda activate temp
conda install torchvision opencv pytorch=1.9.0
This installs torchvision version 0.2.2.
Replacing the last line with
conda install torchvision=0.10.0 opencv pytorch=1.9.0
produces the error
UnsatisfiableError: The following specifications were found to be incompatible with each other:
Output in format: Requested package -> Available versions
Package bzip2 conflicts for:
opencv -> pypy3.6[version='>=7.3.3'] -> bzip2[version='1.0.*|>=1.0.6,<2.0a0|>=1.0.8,<2.0a0|>=1.0.6,<1.1.0a0']
torchvision==0.10.0=py39_cu111 -> ffmpeg[version='>=4.2'] -> bzip2[version='>=1.0.8,<2.0a0']
Package jpeg conflicts for:
torchvision==0.10.0=py39_cu111 -> jpeg[version='<=9b']
torchvision==0.10.0=py39_cu111 -> pillow[version='>=5.3.0'] -> jpeg[version='>=9b,<10a|>=9d,<10a|>=9c,<10a']
Package libpng conflicts for:
torchvision==0.10.0=py39_cu111 -> libpng
torchvision==0.10.0=py39_cu111 -> ffmpeg[version='>=4.2'] -> libpng[version='>=1.6.37,<1.7.0a0']
Package python_abi conflicts for:
torchvision==0.10.0=py39_cu111 -> python_abi=3.9[build=*_cp39]
torchvision==0.10.0=py39_cu111 -> pillow[version='>=5.3.0'] -> python_abi[version='3.6|3.6.*|3.7|3.7.*|3.8.*',build='*_cp38|*_pypy36_pp73|*_pypy37_pp73|*_cp36m|*_cp37m']
Package python conflicts for:
torchvision==0.10.0=py39_cu111 -> python[version='>=3.9,<3.10.0a0']
opencv -> py-opencv==4.5.2=py39hef51801_0 -> python[version='3.7.*|3.9.*|>=3.9,<3.10.0a0|>=3.8,<3.9.0a0|3.8.*']
opencv -> python[version='2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.7,<3.8.0a0|>=3.5,<3.6.0a0|3.4.*']
torchvision==0.10.0=py39_cu111 -> pillow[version='>=5.3.0'] -> python[version='3.9.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.7,<3.8.0a0|>=3.8,<3.9.0a0|>=3.5,<3.6.0a0']
python=3.9
Package _libgcc_mutex conflicts for:
opencv -> libgcc-ng[version='>=7.3.0'] -> _libgcc_mutex[version='*|0.1|0.1',build='main|conda_forge']
python=3.9 -> libgcc-ng[version='>=7.5.0'] -> _libgcc_mutex[version='*|0.1|0.1',build='main|conda_forge']
Package tzdata conflicts for:
torchvision==0.10.0=py39_cu111 -> python[version='>=3.9,<3.10.0a0'] -> tzdata
python=3.9 -> tzdataThe following specifications were found to be incompatible with your system:
- feature:/linux-64::__glibc==2.33=0
- torchvision==0.10.0=py39_cu111 -> cudatoolkit[version='>=11.1,<11.2'] -> __glibc[version='>=2.17,<3.0.a0']
Your installed version is: 2.33
Expected behavior
Torchvision version 0.10.0 should be selected for installation.
If version is explicitly specified, packages should get installed without error.
Environment
OS: Ubuntu 20.10 (x86_64)
GCC version: (Ubuntu 10.2.0-13ubuntu1) 10.2.0
Clang version: 11.0.0-2
CMake version: version 3.16.3
Python version: 3.9 (64-bit runtime)
GPU models and configuration: GPU 0: GeForce 930MX
Nvidia driver version: 460.80