Installation gets stuck at "Installing pip dependencies"

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Bug description

The installation of DLC via conda env create -f DEEPLABCUT.yaml seems to freeze after a while.
The last printed message is Installing pip dependencies: and the progress indicator is spinning.

I force quit the first attempt after about 22h of no progress and the second attempt is already running now for 2h.

Operating System

Windows 11

DeepLabCut version

2.3.5

DeepLabCut mode

single animal

Device type

GeForce RTX 4070 Ti
Driver Version: 536.40

Steps To Reproduce

Install latest driver
Install CUDA
nvidia-smi
NVIDIA-SMI 536.40 Driver Version: 536.40 CUDA Version: 12.2
git clone
navigate to folder
(base) PS C:\Program Files\DeepLabCut\DeepLabCut\conda-environments> conda env create -f DEEPLABCUT.yaml

Collecting package metadata (repodata.json): done
Solving environment: done


==> WARNING: A newer version of conda exists. <==
  current version: 23.3.1
  latest version: 23.5.0

Please update conda by running

    $ conda update -n base -c defaults conda

Or to minimize the number of packages updated during conda update use

     conda install conda=23.5.0



Downloading and Extracting Packages

Preparing transaction: done
Verifying transaction: done
Executing transaction: \ C:\Users\ULiege\anaconda3\envs\DEEPLABCUT\lib\site-packages\nb_conda_kernels\install.py:8: DeprecationWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html
  from pkg_resources import iter_entry_points
Enabling nb_conda_kernels...
CONDA_PREFIX: C:\Users\ULiege\anaconda3\envs\DEEPLABCUT
Status: enabled

- Config option `kernel_spec_manager_class` not recognized by `EnableNBExtensionApp`.
Enabling notebook extension nb_conda/main...
      - Validating: ok
Enabling tree extension nb_conda/tree...
      - Validating: ok
Config option `kernel_spec_manager_class` not recognized by `EnableServerExtensionApp`.
Enabling: nb_conda
- Writing config: C:\Users\ULiege\anaconda3\envs\DEEPLABCUT\etc\jupyter
    - Validating...
      nb_conda 2.2.1 ok

done
Installing pip dependencies: |

Nothing is happening even after 22h of waiting

Relevant log output

No response

Anything else?

No response

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