langchain/tests/integration_tests/vectorstores/fake_embeddings.py

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"""Fake Embedding class for testing purposes."""
from typing import List
from langchain.embeddings.base import Embeddings
fake_texts = ["foo", "bar", "baz"]
class FakeEmbeddings(Embeddings):
"""Fake embeddings functionality for testing."""
def embed_documents(self, texts: List[str]) -> List[List[float]]:
"""Return simple embeddings."""
return [[float(1.0)] * 9 + [float(i)] for i in range(len(texts))]
def embed_query(self, text: str) -> List[float]:
"""Return simple embeddings."""
return [float(1.0)] * 9 + [float(0.0)]