Read the Docs build information
Build id: 278985
Project: icb-anndata
Version: latest
Commit: 8e761fdbbdfd67a0a437edcec9e2930a880d623f
Date: 2020-01-22T14:19:09.172340Z
State: finished
Success: False


[rtd-command-info] start-time: 2020-01-22T14:29:20.960585Z, end-time: 2020-01-22T14:29:20.990518Z, duration: 0, exit-code: 0
git remote set-url origin https://github.com/theislab/anndata.git


[rtd-command-info] start-time: 2020-01-22T14:29:21.076370Z, end-time: 2020-01-22T14:29:21.715849Z, duration: 0, exit-code: 0
git fetch origin --force --tags --prune --prune-tags --depth 50
From https://github.com/theislab/anndata
 - [deleted]         (none)     -> origin/prettify-doc-version
   52d01f3..8e761fd  master     -> origin/master
 * [new branch]      stable     -> origin/stable

[rtd-command-info] start-time: 2020-01-22T14:29:21.958729Z, end-time: 2020-01-22T14:29:21.968397Z, duration: 0, exit-code: 0
git checkout --force origin/master
Previous HEAD position was 52d01f3 Fix unnecessary copy in strings_to_categoricals (#298)
HEAD is now at 8e761fd Remove mention of rc for prettier docs (#302)

[rtd-command-info] start-time: 2020-01-22T14:29:22.087698Z, end-time: 2020-01-22T14:29:22.096687Z, duration: 0, exit-code: 0
git clean -d -f -f


[rtd-command-info] start-time: 2020-01-22T14:29:23.143867Z, end-time: 2020-01-22T14:29:28.150779Z, duration: 5, exit-code: 0
python3.6 -mvirtualenv --no-site-packages --no-download 
Using base prefix '/home/docs/.pyenv/versions/3.6.8'
New python executable in /home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/bin/python3.6
Not overwriting existing python script /home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/bin/python (you must use /home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/bin/python3.6)
Installing setuptools, pip, wheel...
done.

[rtd-command-info] start-time: 2020-01-22T14:29:28.243014Z, end-time: 2020-01-22T14:29:28.782433Z, duration: 0, exit-code: 1
python -m pip install --upgrade --cache-dir /home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/.cache/pip pip
Traceback (most recent call last):
  File "/home/docs/.pyenv/versions/3.6.8/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/docs/.pyenv/versions/3.6.8/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/__main__.py", line 16, in <module>
    from pip._internal import main as _main  # isort:skip # noqa
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/_internal/__init__.py", line 40, in <module>
    from pip._internal.cli.autocompletion import autocomplete
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/_internal/cli/autocompletion.py", line 8, in <module>
    from pip._internal.cli.main_parser import create_main_parser
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/_internal/cli/main_parser.py", line 12, in <module>
    from pip._internal.commands import (
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/_internal/commands/__init__.py", line 6, in <module>
    from pip._internal.commands.completion import CompletionCommand
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/_internal/commands/completion.py", line 6, in <module>
    from pip._internal.cli.base_command import Command
  File "/home/docs/checkouts/readthedocs.org/user_builds/icb-anndata/envs/latest/lib/python3.6/site-packages/pip/_internal/cli/base_command.py", line 25, in <module>
    from pip._internal.index import PackageFinder
ImportError: cannot import name 'PackageFinder'