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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Empty unclosed f-string does not directly raise a SyntaxError in the REPL","articleBody":"# Bug report\r\n\r\nThis is another bug introduced in https://github.com/python/cpython/commit/1ef61cf71a218c71860ff6aecf0fd51edb8b65dc. When typing an empty single-quoted unclosed f-string in the REPL, another line is added and input is expected, before a `SyntaxError` is raised.\r\n\r\nBefore https://github.com/python/cpython/commit/1ef61cf71a218c71860ff6aecf0fd51edb8b65dc:\r\n```python3\r\n❯ ./python.exe \r\nPython 3.12.0a7+ (tags/v3.12.0a7-153-ga6b07b5a34:a6b07b5a34, Apr 23 2023, 13:18:40) [Clang 14.0.3 (clang-1403.0.22.14.1)] on darwin\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n\u003e\u003e\u003e f'\r\n  File \"\u003cstdin\u003e\", line 1\r\n    f'\r\n    ^\r\nSyntaxError: unterminated string literal (detected at line 1)\r\n```\r\n\r\nCurrent main:\r\n```python3\r\n❯ ./python.exe \r\nPython 3.12.0a7+ (heads/main:05b3ce7339, Apr 23 2023, 13:26:24) [Clang 14.0.3 (clang-1403.0.22.14.1)] on darwin\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n\u003e\u003e\u003e f\"\r\n... \r\n  File \"\u003cstdin\u003e\", line 1\r\n    f\"\r\n    ^\r\nSyntaxError: unterminated f-string literal (detected at line 2)\r\n\u003e\u003e\u003e f\"\r\n... asdnc\r\n  File \"\u003cstdin\u003e\", line 1\r\n    f\"\r\n    ^\r\nSyntaxError: unterminated f-string literal (detected at line 2)\r\n\u003e\u003e\u003e f\"\r\n... asdasd\"\r\n  File \"\u003cstdin\u003e\", line 1\r\n    f\"\r\n    ^\r\nSyntaxError: unterminated f-string literal (detected at line 2)\r\n```\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-103775\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/lysnikolaou","@type":"Person","name":"lysnikolaou"},"datePublished":"2023-04-23T19:28:32.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/103727/cpython/issues/103727"}