Currently building Traits from source fails thanks to an incompatibility between recent setuptools and EDM runtimes. This PR adds the --no-build-isolation flag so that the build uses the version of setuptools already in the EDM environment rather than the latest version from PyPI.
Currently building Traits from source fails thanks to an incompatibility between recent setuptools and EDM runtimes. This PR adds the --no-build-isolation flag so that the build uses the version of setuptools already in the EDM environment rather than the latest version from PyPI.
xref: enthought/traits#1721