## Describe the bug <!-- A clear and concise description of what the bug is. --> Numpy C Compiler is now deprecated. It messes with POT building process. ### To Reproduce Steps to reproduce the behavior: 1. Compile POT like an adult <!-- If you have error messages or stack traces, please provide it here as well --> #### Screenshots <!-- If applicable, add screenshots to help explain your problem. --> #### Code sample <!-- Ideally attach a minimal code sample to reproduce the decried issue. Minimal means having the shortest code but still preserving the bug. --> ``` make clean make buildext make install ``` ### Expected behavior <!-- A clear and concise description of what you expected to happen. --> It should work, yet it doesn't. ### Environment (please complete the following information): - OS (e.g. MacOS, Windows, Linux): Linux - Python version: 3.9.7 - How was POT installed (source, `pip`, `conda`): Source - Build command you used (if compiling from source): see above