prefer-binary?

[dand-oss]

Any way to prefer older binary packages to newer source packages?

pip-compile uses
export PIP_PREFER_BINARY=1

unit test
https://github.com/jazzband/pip-tools/blob/master/tests/test_cli_compile.py#L1870
def test_prefer_binary_dist(

[sputt]

Currently req-compile logs a warning if you use a source dist but there's no option to actually not consider them.

I'll add --only-binary