class ContributorsResults(BaseModel):
    contributors: Counter
    commenters: Counter
    reviewers: Counter
    translation_reviewers: Counter
    authors: Dict[str, Author]


def get_contributors(pr_nodes: List[PullRequestNode]) -> ContributorsResults:
    contributors = Counter()
    commenters = Counter()
    reviewers = Counter()
    translation_reviewers = Counter()
    authors: Dict[str, Author] = {}

        Model source =
                Model.newBuilder().contributors(Arrays.asList(contributor)).build();

        Model merged = mavenMerger.merge(target, source, true, null);

        assertThat(merged.getContributors(), contains(contributor));
    }

    @Test
    void mergeSameDependencies() {
        Dependency dependency = Dependency.newBuilder()
                .groupId("groupId")
                .artifactId("artifactId")