René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Why required: [] generates an error","articleBody":"```json\r\n{\r\n    ...\r\n    \"components\": {\r\n        \"schemas\": {\r\n            \"ABC\": {\r\n                \"required\": [],\r\n                 ...\r\n             },\r\n             ...\r\n        }\r\n    }\r\n}\r\n```\r\nthis generates an error:\r\n```\r\ncomponents -\u003e schemas -\u003e ABC -\u003e required\r\n  ensure this value has at least 1 items (type=value_error.list.min_items; limit_value=1)\r\n```\r\n`\"required\": null` do not generates an error\r\n\r\nexpected:\r\n  - required not set\r\n  - required = null\r\n  - required = []\r\n\r\nare the same and not generates an error","author":{"url":"https://github.com/erdnax123","@type":"Person","name":"erdnax123"},"datePublished":"2022-08-11T02:52:56.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/651/openapi-python-client/issues/651"}