Google-re2 installation failing on OSX

[xylar]

Solution to issue cannot be found in the documentation.

• [X] I checked the documentation.

Issue

google-re2 appears to try to rebuild on OSX, e.g. from @byunks:

Building wheels for collected packages: google-re2
  Building wheel for google-re2 (setup.py) ... error
  error: subprocess-exited-with-error

  × python setup.py bdist_wheel did not run successfully.
  │ exit code: 1
  ╰─> [15 lines of output]
      running bdist_wheel
      running build
      running build_py
      creating build
      creating build/lib.macosx-10.9-x86_64-cpython-38
      copying re2.py -> build/lib.macosx-10.9-x86_64-cpython-38
      running build_ext
      building '_re2' extension
      creating build/temp.macosx-10.9-x86_64-cpython-38
      gcc -Wno-unused-result -Wsign-compare -Wunreachable-code -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I/Users/user/miniconda3/envs/airflow.kr.c3s-pan/include -arch x86_64 -I/Users/user/miniconda3/envs/airflow.kr.c3s-pan/include -arch x86_64 -I/opt/homebrew/opt/krb5/include -I/Users/user/miniconda3/envs/airflow.kr.c3s-pan/include/python3.8 -c _re2.cc -o build/temp.macosx-10.9-x86_64-cpython-38/_re2.o -fvisibility=hidden
      _re2.cc:11:10: fatal error: 'pybind11/pybind11.h' file not found
      #include <pybind11/pybind11.h>
               ^~~~~~~~~~~~~~~~~~~~~
      1 error generated.
      error: command '/usr/bin/gcc' failed with exit code 1
      [end of output]

  note: This error originates from a subprocess, and is likely not a problem with pip.
  ERROR: Failed building wheel for google-re2
  Running setup.py clean for google-re2
Failed to build google-re2
ERROR: Could not build wheels for google-re2, which is required to install pyproject.toml-based projects

Installed packages

@byunks, could you provide this?

Environment info

@byunks, could you provide this?

See also https://github.com/apache/airflow/discussions/32852 https://github.com/conda-forge/conda-forge.github.io/issues/1844#issuecomment-1652994824 https://github.com/conda-forge/google-re2-feedstock/issues/6

[xylar]

I'm closing this because it's not directly related to Apache Airflow on conda-forge.