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Add 'f-string: expressions nested too deeply' issue.

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Dave Halter
2017-08-26 11:10:04 +02:00
parent 7d4aa755a5
commit 296ecc6728
3 changed files with 28 additions and 11 deletions
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parso/python/fstring.py
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@@ -38,7 +38,8 @@ class TokenNamespace:
START_SYMBOL = 'fstring'
GRAMMAR = """
fstring: expression* ENDMARKER
expression: '{' PYTHON_EXPR [ '!' CONVERSION ] [ ':' expression* ] '}'
format_spec: ':' expression*
expression: '{' PYTHON_EXPR [ '!' CONVERSION ] [ format_spec ] '}'
"""
_prefix = r'((?:[^{}]+)*)'