zvec/python/zvec/__init__.py

169 lines
3.9 KiB
Python

# Copyright 2025-present the zvec project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import annotations
import sys
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from importlib.metadata import PackageNotFoundError
# ==============================
# Public API — grouped by category
# ==============================
from . import model as model
# —— Extensions ——
from .extension import (
BM25EmbeddingFunction,
DefaultLocalDenseEmbedding,
DefaultLocalReRanker,
DefaultLocalSparseEmbedding,
DenseEmbeddingFunction,
OpenAIDenseEmbedding,
OpenAIFunctionBase,
QwenDenseEmbedding,
QwenFunctionBase,
QwenReRanker,
QwenSparseEmbedding,
ReRanker,
RrfReRanker,
SentenceTransformerFunctionBase,
SparseEmbeddingFunction,
WeightedReRanker,
)
# —— Typing ——
from .model import param as param
from .model import schema as schema
# —— Core data structures ——
from .model.collection import Collection
from .model.doc import Doc
# —— Query & index parameters ——
from .model.param import (
AddColumnOption,
AlterColumnOption,
CollectionOption,
FlatIndexParam,
HnswIndexParam,
HnswQueryParam,
HnswRabitqIndexParam,
HnswRabitqQueryParam,
IndexOption,
InvertIndexParam,
IVFIndexParam,
IVFQueryParam,
OptimizeOption,
)
from .model.param.vector_query import VectorQuery
# —— Schema & field definitions ——
from .model.schema import CollectionSchema, CollectionStats, FieldSchema, VectorSchema
# —— tools ——
from .tool import require_module
from .typing import (
DataType,
IndexType,
MetricType,
QuantizeType,
Status,
StatusCode,
)
from .typing.enum import LogLevel, LogType
# —— lifecycle ——
from .zvec import create_and_open, init, open
# ==============================
# Public interface declaration
# ==============================
__all__ = [
# Zvec functions
"create_and_open",
"init",
"open",
# Core classes
"Collection",
"Doc",
# Schema
"CollectionSchema",
"FieldSchema",
"VectorSchema",
"CollectionStats",
# Parameters
"VectorQuery",
"InvertIndexParam",
"HnswIndexParam",
"HnswRabitqIndexParam",
"FlatIndexParam",
"IVFIndexParam",
"CollectionOption",
"IndexOption",
"OptimizeOption",
"AddColumnOption",
"AlterColumnOption",
"HnswQueryParam",
"HnswRabitqQueryParam",
"IVFQueryParam",
# Extensions
"DenseEmbeddingFunction",
"SparseEmbeddingFunction",
"QwenFunctionBase",
"OpenAIFunctionBase",
"SentenceTransformerFunctionBase",
"ReRanker",
"DefaultLocalDenseEmbedding",
"DefaultLocalSparseEmbedding",
"BM25EmbeddingFunction",
"OpenAIDenseEmbedding",
"QwenDenseEmbedding",
"QwenSparseEmbedding",
"RrfReRanker",
"WeightedReRanker",
"DefaultLocalReRanker",
"QwenReRanker",
# Typing
"DataType",
"MetricType",
"QuantizeType",
"IndexType",
"LogLevel",
"LogType",
"Status",
"StatusCode",
# Tools
"require_module",
]
# ==============================
# Version handling
# ==============================
__version__: str
try:
from importlib.metadata import version
except ImportError:
from importlib_metadata import version # Python < 3.8
try:
__version__ = version("zvec")
except Exception:
__version__ = "unknown"