René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"[Doc]: Document how many out of bounds ticks Locators should return","articleBody":"### Documentation Link\n\n_No response_\n\n### Problem\n\nDuring discussion of https://github.com/matplotlib/matplotlib/pull/24436, and I think many other PRs and issues, we have (as a dev team) collectively been confused about what the behaviour of `Locator`s should be when it comes to out of bounds ticks. We should decide and document the behaviour, partly for ourselves, and partly for third-parties using `Locator`s (cf. https://github.com/matplotlib/matplotlib/issues/11518).\r\n\r\nMy opening suggestion is that we document:\r\n\r\n\u003e `Locator`s must return at least a single tick below `vmin` and a single tick above `vmax`\r\n\r\nThis is cautious in that it always provides a tick to clip when drawing at each end of the range.\n\n### Suggested improvement\n\n_No response_","author":{"url":"https://github.com/dstansby","@type":"Person","name":"dstansby"},"datePublished":"2023-02-03T17:25:16.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/25146/matplotlib/issues/25146"}