PyPI has a wildly outdated version of conda-build

[mkoeppe]

Checklist

• I added a descriptive title
• I searched open reports and couldn't find a duplicate

What happened?

$ pip install conda-build
Collecting conda-build
  Downloading conda_build-2.1.5-py3-none-any.whl (235 kB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 235.9/235.9 kB 2.8 MB/s eta 0:00:00
INFO: pip is looking at multiple versions of conda-build to determine which version is compatible with other requirements. This could take a while.
  Downloading conda-build-1.20.1.tar.gz (163 kB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 163.8/163.8 kB 7.9 MB/s eta 0:00:00
  Preparing metadata (setup.py) ... error
  error: subprocess-exited-with-error
  
  × python setup.py egg_info did not run successfully.
  │ exit code: 1
  ╰─> [6 lines of output]
      Traceback (most recent call last):
        File "<string>", line 2, in <module>
        File "<pip-setuptools-caller>", line 34, in <module>
        File "/tmp/pip-install-rp8j3hq4/conda-build_6ffdea433e9846d7ac66a383fdb366a4/setup.py", line 10, in <module>
          import versioneer
      ModuleNotFoundError: No module named 'versioneer'
      [end of output]
  
  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.

Conda Info

N/A

Conda Config

N/A

Conda list

N/A

Additional Context

conda-build should probably either be yanked/deleted from PyPI, or a deployment should be set up so that current versions are available on PyPI.

https://pypi.org/project/conda-build/#history