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Cannot install to Python 3.9

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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
25/100
Issue type
Bug
Clarity
Needs clarification
Activity status
Stale
Tech stack
python
Domain
build-system

Research direction

No repository file or test entry point is named in the report. Start by inspecting the feedstock recipe and package metadata for the Python version constraints, then reproduce the conda install with Python 3.9. Done means the package resolves and installs successfully in the reported environment.

Written by the indexing model from the issue text.

Description

bug
Solution to issue cannot be found in the documentation.
  • I checked the documentation.
Issue

Installation of python-spams with python 3.9 fails, c.f.

$ conda install -c conda-forge python-spams
Collecting package metadata (current_repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
Solving environment: failed with repodata from current_repodata.json, will retry with next repodata source.
Collecting package metadata (repodata.json): done
Solving environment: failed with initial frozen solve. Retrying with flexible solve.
Solving environment: | 
Found conflicts! Looking for incompatible packages.
This can take several minutes.  Press CTRL-C to abort.
failed                                                                                                                                                                                    

UnsatisfiableError: The following specifications were found
to be incompatible with the existing python installation in your environment:

Specifications:

  - python-spams -> python[version='2.7.*|3.5.*|3.6.*|>=2.7,<2.8.0a0|>=3.6,<3.7.0a0|>=3.8,<3.9.0a0|>=3.7,<3.8.0a0|>=3.5,<3.6.0a0']

Your python: python==3.9
Installed packages
# Name                    Version                   Build  Channel
_libgcc_mutex             0.1                        main  
_openmp_mutex             4.5                       1_gnu  
ca-certificates           2022.2.1             h06a4308_0  
certifi                   2021.10.8        py39h06a4308_2  
ld_impl_linux-64          2.35.1               h7274673_9  
libffi                    3.3                  he6710b0_2  
libgcc-ng                 9.3.0               h5101ec6_17  
libgomp                   9.3.0               h5101ec6_17  
libstdcxx-ng              9.3.0               hd4cf53a_17  
ncurses                   6.3                  h7f8727e_2  
openssl                   1.1.1m               h7f8727e_0  
pip                       21.2.4           py39h06a4308_0  
python                    3.9.0                hdb3f193_2  
readline                  8.1.2                h7f8727e_1  
setuptools                58.0.4           py39h06a4308_0  
sqlite                    3.38.0               hc218d9a_0  
tk                        8.6.11               h1ccaba5_0  
tzdata                    2021e                hda174b7_0  
wheel                     0.37.1             pyhd3eb1b0_0  
xz                        5.2.5                h7b6447c_0  
zlib                      1.2.11               h7f8727e_4
Environment info
active environment : test_spams39
    active env location : /xxx/miniconda3/envs/test_spams39
            shell level : 3
       user config file : /yyy/.condarc
 populated config files : 
          conda version : 4.11.0
    conda-build version : not installed
         python version : 3.9.5.final.0
       virtual packages : __linux=5.13.0=0
                          __glibc=2.31=0
                          __unix=0=0
                          __archspec=1=x86_64
       base environment : /xxx/miniconda3  (writable)
      conda av data dir : /xxx/miniconda3/etc/conda
  conda av metadata url : None
           channel URLs : https://repo.anaconda.com/pkgs/main/linux-64
                          https://repo.anaconda.com/pkgs/main/noarch
                          https://repo.anaconda.com/pkgs/r/linux-64
                          https://repo.anaconda.com/pkgs/r/noarch
          package cache : /xxx/miniconda3/pkgs
                          /yyy/.conda/pkgs
       envs directories : /xxx/miniconda3/envs
                          /yyy/.conda/envs
               platform : linux-64
             user-agent : conda/4.11.0 requests/2.26.0 CPython/3.9.5 Linux/5.13.0-35-generic ubuntu/20.04.4 glibc/2.31
                UID:GID : 1000:1000
             netrc file : None
           offline mode : False
Dominant language
Shell
Stars
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Forks
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No merged PRs in 30d

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