Actually, I'm not sure we should add a check for PLY in the build system since it is only a runtime dependency. AFAIK, we do not have such a check for other runtime dependencies like FFC and UFL. Opinions?
Actually, I'm not sure we should add a check for PLY in the build system since it is only a runtime dependency. AFAIK, we do not have such a check for other runtime dependencies like FFC and UFL. Opinions?