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A first implementation of the fstring tokenizer

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Dave Halter
2018-03-30 20:50:49 +02:00
parent e05ce5ae31
commit d8d2e596a5
3 changed files with 144 additions and 26 deletions
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3
parso/python/grammar36.txt
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@@ -152,5 +152,6 @@ yield_arg: 'from' test | testlist
strings: (STRING | fstring)+
fstring: FSTRING_START fstring_content FSTRING_END
fstring_content: (FSTRING_STRING | fstring_expr)*
fstring_expr: '{' testlist [ FSTRING_CONVERSION ] [ fstring_format_spec ] '}'
fstring_conversion: '!' NAME
fstring_expr: '{' testlist [ fstring_conversion ] [ fstring_format_spec ] '}'
fstring_format_spec: ':' fstring_content