fa40906e25
Without the change the eval fails as:
$ nix build --no-link -f. python3Packages.ifcopenshell.tests
error:
… while evaluating the attribute 'version'
at pkgs/development/python-modules/ifcopenshell/default.nix:185:7:
184| tests = {
185| version = testers.testVersion { command = "IfcConvert --version"; };
| ^
186| };
… from call site
at pkgs/development/python-modules/ifcopenshell/default.nix:185:17:
184| tests = {
185| version = testers.testVersion { command = "IfcConvert --version"; };
| ^
186| };
error: function 'testVersion' called without required argument 'package'
at pkgs/build-support/testers/default.nix:66:5:
65| testVersion =
66| { package,
| ^
67| command ? "${package.meta.mainProgram or package.pname or package.name} --version",