Files
FastDeploy/fastdeploy/multimodal/hasher.py
2025-10-23 15:20:21 +08:00

36 lines
1.1 KiB
Python

"""
# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
#
# 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.
"""
import hashlib
import pickle
import numpy as np
from fastdeploy.utils import data_processor_logger
class MultimodalHasher:
@classmethod
def hash_features(cls, obj: object) -> str:
if isinstance(obj, np.ndarray):
return hashlib.sha256((obj.tobytes())).hexdigest()
data_processor_logger.warning(
f"Unsupported type for hashing features: {type(obj)}" + ", use pickle for serialization"
)
return hashlib.sha256((pickle.dumps(obj))).hexdigest()