affaan-m/ECC · error · ValueError

Only local filesystem paths are supported

Error message

Only local filesystem paths are supported

What it means

_path rejects any path containing a URL scheme ("://") or starting with file:, http:, or https:. The tasteforge asset pipeline only accepts local filesystem paths so it can hash, fingerprint, and verify files on disk. Remote or URI-style references are refused with this ValueError.

Solutions

  1. Download/copy the asset to the local filesystem and pass its local path.
  2. Strip the file:// scheme and pass the plain absolute path.
  3. If inputs come from URLs, add a fetch step that materializes files locally first.
  4. Sanitize manifests to contain only local paths before ingestion.

Example fix

// before
ingest_assets(sp, paths=["https://cdn.example.com/clip.mp4"])

// after
local = download_to_tmp("https://cdn.example.com/clip.mp4")  # e.g. /tmp/clip.mp4
ingest_assets(sp, paths=[local])
Defensive patterns

Strategy: validation

Validate before calling

from urllib.parse import urlparse
def is_local_path(p: str) -> bool:
    return not ("://" in p or p.startswith(("file:", "http:", "https:")))

Type guard

def is_filesystem_path(v) -> bool:
    return isinstance(v, (str, Path)) and "://" not in str(v) and not str(v).startswith(("file:", "http:", "https:"))

Try / catch

try:
    assets = ingest_assets(sp, paths=paths)
except ValueError as e:
    if "Only local filesystem paths" in str(e):
        paths = [materialize(p) for p in paths]  # download URLs to disk
        assets = ingest_assets(sp, paths=paths)
    else:
        raise

Prevention

When it happens

Trigger: Passing 'https://cdn.example.com/clip.mp4', 'file:///data/clip.mp4', or any URI-scheme path to _fingerprint/_provenance/ingest_assets/validate_assets/_bundle.

Common situations: Reusing asset URLs from a web app config; storing references as file:// URIs in a manifest; copying path values from a browser or cloud storage console.

Related errors


AI-assisted analysis of affaan-m/ECC@8321021c54 (2026-09-16). Data as JSON: /api/errors/0460759e9e177380. Report an issue: GitHub.

Appendix: source

Thrown at skills/taste-application/scripts/tasteforge/assets.py:32

import struct
from pathlib import Path
from typing import Any

SCHEMA = 'tasteforge.assets.v1'
MODALITIES = {'image', 'video', '3d_asset'}
ORIGINS = {'local_passthrough', 'external_result', 'recovered_unverified'}


def _text(value: Any, name: str) -> str:
    if not isinstance(value, str) or not value.strip():
        raise ValueError(f'{name} must be a nonempty string')
    return value


def _path(value: Any, base: Path) -> Path:
    raw = _text(str(value) if isinstance(value, Path) else value, 'path')
    if '://' in raw or raw.startswith(('file:', 'http:', 'https:')):
        raise ValueError('Only local filesystem paths are supported')
    path = Path(raw).expanduser()
    if not path.is_absolute():
        path = base / path
    # Check before resolving '..' to avoid hiding a symlink in the path.
    for part in (path, *path.parents):
        if part.is_symlink():
            raise ValueError(f'Symlinks are not accepted: {part}')
    return path.resolve()


def _fingerprint(path: Path, modality: str | None = None) -> dict[str, Any]:
    _path(path, Path.cwd())
    try:
        before = path.stat()
        if not stat.S_ISREG(before.st_mode):
            raise ValueError(f'Not a regular file: {path}')
        flags = os.O_RDONLY | getattr(os, 'O_NOFOLLOW', 0) | os.O_NONBLOCK
        fd = os.open(path, flags)

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