EmptyGlobalAssignment: version 0.1.0: line 18: empty global assignment: IUSE=""
  EmptyGlobalAssignment: version 0.1.0: line 20: empty global assignment: RDEPEND=""
  VariableShadowed: version 0.1.0: variable 'DISTUTILS_USE_PEP517' may be shadowed, on lines: 6, 8