public static @Nullable PsiElement findLowestPossibleTopLevelInsertionPosition(@NotNull List<UsageInfo> usages, @NotNull PsiFile destination) {
    return findFirstTopLevelUsageInFile(usages, destination)
      .map(element -> PyPsiUtils.getParentRightBefore(element, element.getContainingFile()))
      .orElse(null);
  }
public static @Nullable PsiElement findLowestPossibleTopLevelInsertionPosition(@NotNull List<UsageInfo> usages, @NotNull PsiFile destination)