Cython openMP macOS... no build

I m fight 3 days now, to setup my venv... I need cython, openmp.... My IDE is PyCharm Prof in macOS... I have try a plenty of solutions with no resutl...

when i try to build with PyCharm... the result is:

UserWarning: Unknown distribution option: 'cmd_class' warnings.warn(msg)
usage: setup.py [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...]
   or: setup.py --help [cmd1 cmd2 ...]
   or: setup.py --help-commands
   or: setup.py cmd --help

error: no commands supplied

so, when i try with: python setup.py install build_ext --inplace No build again.... The error is following:

ld: warning: directory not found for option '-L/install/prefix/lib'
ld: warning: -L path '/usr/local/Cellar/llvm/9.0.1/lib/libomp.dylib' is not a directory
ld: warning: directory not found for option '-L/install/prefix/lib'
ld: warning: directory not found for option '-L/usr/local/Cellar/gcc/9/gcc/x86_64-apple-darwin19/9.3.0/include/omp.h'
ld: library not found for -lomp
clang-9: error: linker command failed with exit code 1 (use -v to see invocation)
error: command '/usr/local/opt/llvm/bin/clang++' failed with exit status 1

i have already install: brew install llvmbrew install libomp

clang version 9.0.1
Target: x86_64-apple-darwin19.3.0
Thread model: posix
InstalledDir: /usr/local/opt/llvm/bin

The setup.py is according to https://cython.readthedocs.io/en/latest/src/userguide/parallelism.html but i have try a lot of differents mods... i am tryind to setup 3days now...

I 've read in some topic that there is no way to implement in Macos Cython withn openMp... My system is macOS Catalina 10.15.3 ... I need your help!!!