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4ff79c6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | # SPDX-FileCopyrightText: 2022-present deepset GmbH <info@deepset.ai>
#
# SPDX-License-Identifier: Apache-2.0
from dataclasses import asdict, dataclass
from typing import Any, Dict, List
@dataclass
class SparseEmbedding:
"""
Class representing a sparse embedding.
:param indices: List of indices of non-zero elements in the embedding.
:param values: List of values of non-zero elements in the embedding.
"""
indices: List[int]
values: List[float]
def __post_init__(self):
"""
Checks if the indices and values lists are of the same length.
Raises a ValueError if they are not.
"""
if len(self.indices) != len(self.values):
raise ValueError("Length of indices and values must be the same.")
def to_dict(self) -> Dict[str, Any]:
"""
Convert the SparseEmbedding object to a dictionary.
:returns:
Serialized sparse embedding.
"""
return asdict(self)
@classmethod
def from_dict(cls, sparse_embedding_dict: Dict[str, Any]) -> "SparseEmbedding":
"""
Deserializes the sparse embedding from a dictionary.
:param sparse_embedding_dict:
Dictionary to deserialize from.
:returns:
Deserialized sparse embedding.
"""
return cls(**sparse_embedding_dict)
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