René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"bug: `signature_crossrefs` is creating unwanted links when instance attributes set using local variables","articleBody":"### Description of the bug\n\n`signature_crossrefs` is creating links from local variables used to set instance attributes, where the [docs](https://mkdocstrings.github.io/python/usage/configuration/signatures/#signature_crossrefs) say that it should only be doing it for type annotations.\n\nThis becomes a problem if the local variable name matches the name of a heading somewhere else in the docs.\n\n### To Reproduce\n\nSetup:\n\n```bash\npip install mkdocs-material mkdocs-api-autonav\ntouch mkdocs.yml\nmkdir docs\ntouch docs/index.md\nmkdir src\ntouch src/__init__.py\n```\n\n```yml\n# mkdocs.yml\nsite_name: Docs\ntheme:\n  name: material\nplugins:\n  - autorefs\n  - mkdocstrings:\n      handlers:\n        python:\n          options:\n            show_if_no_docstring: true\n            separate_signature: true\n            signature_crossrefs: true\n  - api-autonav:\n      modules: [\"src\"]\n```\n\n```md\n\u003c!-- docs/index.md --\u003e\n# Intro\n```\n\n```py\n# src/__init__.py\nclass Class:\n    def __init__(self):\n        intro = \"Some text\"\n        self.attr = intro\n```\n\nFinally:\n- run `mkdocs serve`\n- open http://127.0.0.1:8000/reference/src/\n- notice that:\n  - `intro` has become a link\n  - that link takes you to http://127.0.0.1:8000/#intro, which is unrelated\n\n### Expected behavior\n\nThis link should not have been created.\n\n### Environment information\n\n- __System__: macOS-26.1-arm64-arm-64bit\n- __Python__: cpython 3.12.8 (~/.venv/bin/python)\n- __Environment variables__:\n- __Installed packages__:\n  - `mkdocstrings-python` v1.19.0","author":{"url":"https://github.com/hmellor","@type":"Person","name":"hmellor"},"datePublished":"2025-11-15T14:44:56.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/319/python/issues/319"}