spack.cmd.rst:249: WARNING: invalid signature for automodule (u'spack.cmd.package-list')
spack.cmd.rst:249: WARNING: don't know which module to import for autodocumenting u'spack.cmd.package-list' (try placing a "module" or "currentmodule" directive in the document, or giving an explicit module name)
spack.cmd.rst:345: WARNING: invalid signature for automodule (u'spack.cmd.test-install')
spack.cmd.rst:345: WARNING: don't know which module to import for autodocumenting u'spack.cmd.test-install' (try placing a "module" or "currentmodule" directive in the document, or giving an explicit module name)
spack.cmd.rst:385: WARNING: invalid signature for automodule (u'spack.cmd.url-parse')
spack.cmd.rst:385: WARNING: don't know which module to import for autodocumenting u'spack.cmd.url-parse' (try placing a "module" or "currentmodule" directive in the document, or giving an explicit module name)
Does anyone know what this means or how to fix it?