@Nullable
  private static PsiElement resolveForeignImports(@NotNull PsiFile foothold, @NotNull String referencedName) {
    final PyQualifiedNameResolveContext context = PyResolveImportUtil.fromFoothold(foothold).copyWithoutRoots();
    final List<PsiElement> results = PyResolveImportUtil.resolveQualifiedName(QualifiedName.fromDottedString(referencedName), context);
    return !results.isEmpty() ? results.get(0) : null;
  }
@Nullable
  private static PsiElement resolveForeignImports(@NotNull PsiFile foothold, @NotNull String referencedName)