hugegraph-llm/src/tests/models/embeddings/test_ollama_embedding.py

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import os
import unittest

from hugegraph_llm.models.embeddings.base import SimilarityMode
from hugegraph_llm.models.embeddings.ollama import OllamaEmbedding


class TestOllamaEmbedding(unittest.TestCase):
    def setUp(self):
        self.skip_external = os.getenv("SKIP_EXTERNAL_SERVICES", "false").lower() == "true"

    @unittest.skipIf(os.getenv("SKIP_EXTERNAL_SERVICES", "false").lower() == "true", "Skipping external service tests")
    def test_get_text_embedding(self):
        ollama_embedding = OllamaEmbedding(model_name="quentinz/bge-large-zh-v1.5")
        embedding = ollama_embedding.get_text_embedding("hello world")
        print(embedding)

    @unittest.skipIf(os.getenv("SKIP_EXTERNAL_SERVICES", "false").lower() == "true", "Skipping external service tests")
    def test_get_cosine_similarity(self):
        ollama_embedding = OllamaEmbedding(model_name="quentinz/bge-large-zh-v1.5")
        embedding1 = ollama_embedding.get_text_embedding("hello world")
        embedding2 = ollama_embedding.get_text_embedding("bye world")
        similarity = OllamaEmbedding.similarity(embedding1, embedding2, SimilarityMode.DEFAULT)
        print(similarity)