Incorrect python include path when running CMake

[DavyChy]

I wanted to compile the test cases of pybind11 by running CMake. But I got the below error saying that my python include path is not correct.

CMake Error in tests/CMakeLists.txt:
  Imported target "pybind11::module" includes non-existent path

    "/Users/username/opt/anaconda3/python.app/Contents/include/python3.8"

  in its INTERFACE_INCLUDE_DIRECTORIES.  Possible reasons include:

  * The path was deleted, renamed, or moved to another location.

  * An install or uninstall procedure did not complete successfully.

  * The installation package was faulty and references files it does not
  provide.

The path "/Users/username/opt/anaconda3/python.app/Contents/include/python3.8" does not exists. When I called get_python_inc() in python, I got "/Users/username/opt/anaconda3/include/python3.8". How can I change to this path?