Function test_no_plotly

tests/test_other.py:31–45

()

def test_no_plotly():
    model = BERTopic(
        language="Dutch",
        embedding_model=None,
        min_topic_size=2,
        top_n_words=1,
        umap_model=BaseDimensionalityReduction(),
    )
    model.fit(["hello", "hi", "goodbye", "goodbye", "whats up"] * 10)

    try:
        out = model.visualize_topics()
        assert isinstance(out, Figure) if Figure else False
    except ImportError as e:
        assert "Plotly is required to use" in str(e)