Guide for Python development with the ISCC (International Standard Content Code) framework - a content-derived identifier and fingerprint system for digital media. Use when writing Python code with ISCC libraries (iscc-core, iscc-sdk, iscc-sct, iscc-sci, iscc-search), generating ISCC codes, implementing similarity search, or integrating ISCC into Python applications. Triggers on ISCC-related Python questions, content identification, media fingerprinting, or similarity matching tasks.