The Python SyQon starless installation keeps failing on my Intel Mac. It’s basically due to an incompatibility.
astropy and scipy both need numpy > 2.0 but SyQon needs numpy < 2.0,
11:07:54: Installing collected packages: numpy
11:07:54: Attempting uninstall: numpy
11:07:54: Found existing installation: numpy 2.5.1
11:07:54: Uninstalling numpy-2.5.1:
11:07:54: Successfully uninstalled numpy-2.5.1
11:07:56: ERROR: pip’s dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
11:07:56: astropy 8.0.1 requires numpy>=2.0, but you have numpy 1.26.4 which is incompatible.
11:07:56: scipy 1.18.0 requires numpy<2.8,>=2.0.0, but you have numpy 1.26.4 which is incompatible.
11:07:56: Successfully installed numpy-1.26.4
11:07:56: [notice] A new release of pip is available: 24.3.1 → 26.1.2
11:07:56: [notice] To update, run: pip install --upgrade pip