validate_embedding_batch (embedding/validation.py)

Validates and normalizes embedding vectors, raising clear errors on invalid data.

# Source: https://github.com/HKUDS/DeepTutor | License: Apache-2.0 | Copyright You must retain, in the Source form of any Derivative Works
# Provided via justclaw.it.com; keep this notice with the code.
"""Validation helpers for embedding vectors."""

from __future__ import annotations

from collections.abc import Sequence
import math
from numbers import Real
from typing import Any


def _context(
    *,
    binding: str | None,
    model: str | None,
    batch_index: int | None,
    total_batches: int | None,
) -> str:
    parts: list[str] = []
    if binding:
        parts.append(f"binding={binding}")
    if model:
        parts.append(f"model={model}")
    if batch_index is not None and total_batches is not None:
        parts.append(f"batch={batch_index}/{total_batches}")
    return f"

... (truncated -- full source via MCP)