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[3.10] bpo-44305: Improve syntax error for try blocks without except or finally (GH-26523) (GH-26524)

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(cherry picked from commit b250f89bb7)

Co-authored-by: Pablo Galindo <Pablogsal@gmail.com>
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Pablo Galindo 2021-06-04 00:11:43 +01:00 • committed by GitHub
parent 3283bf4519
commit e53f72a1b4
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5 changed files with 554 additions and 440 deletions
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@ -964,6 +964,7 @@ invalid_with_stmt_indent:
invalid_try_stmt:
| a='try' ':' NEWLINE !INDENT {
RAISE_INDENTATION_ERROR("expected an indented block after 'try' statement on line %d", a->lineno) }
| 'try' ':' block !('except' | 'finally') { RAISE_SYNTAX_ERROR("expected 'except' or 'finally' block") }
invalid_except_stmt:
| 'except' a=expression ',' expressions ['as' NAME ] ':' {
RAISE_SYNTAX_ERROR_STARTING_FROM(a, "multiple exception types must be parenthesized") }