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Empty unclosed f-string does not directly raise a SyntaxError in the REPL

lysnikolaou

Bug report

This is another bug introduced in 1ef61cf. 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.

Before 1ef61cf:

❯ ./python.exe 
Python 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
Type "help", "copyright", "credits" or "license" for more information.
>>> f'
  File "<stdin>", line 1
    f'
    ^
SyntaxError: unterminated string literal (detected at line 1)

Current main:

❯ ./python.exe 
Python 3.12.0a7+ (heads/main:05b3ce7339, Apr 23 2023, 13:26:24) [Clang 14.0.3 (clang-1403.0.22.14.1)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> f"
... 
  File "<stdin>", line 1
    f"
    ^
SyntaxError: unterminated f-string literal (detected at line 2)
>>> f"
... asdnc
  File "<stdin>", line 1
    f"
    ^
SyntaxError: unterminated f-string literal (detected at line 2)
>>> f"
... asdasd"
  File "<stdin>", line 1
    f"
    ^
SyntaxError: unterminated f-string literal (detected at line 2)

Linked PRs