rf'fo{{2}}'
rf"fo{{2}}"
rf'''fo{{2}}'''
rf"""fo{{2}}"""




rf            : source.python, storage.type.string.python, string.interpolated.python, string.regexp.quoted.single.python
'             : punctuation.definition.string.begin.python, source.python, string.interpolated.python, string.regexp.quoted.single.python
fo            : source.python, string.interpolated.python, string.regexp.quoted.single.python
{{2}}         : keyword.operator.quantifier.regexp, source.python, string.interpolated.python, string.regexp.quoted.single.python
'             : punctuation.definition.string.end.python, source.python, string.interpolated.python, string.regexp.quoted.single.python
rf            : source.python, storage.type.string.python, string.interpolated.python, string.regexp.quoted.single.python
"             : punctuation.definition.string.begin.python, source.python, string.interpolated.python, string.regexp.quoted.single.python
fo            : source.python, string.interpolated.python, string.regexp.quoted.single.python
{{2}}         : keyword.operator.quantifier.regexp, source.python, string.interpolated.python, string.regexp.quoted.single.python
"             : punctuation.definition.string.end.python, source.python, string.interpolated.python, string.regexp.quoted.single.python
rf            : source.python, storage.type.string.python, string.interpolated.python, string.regexp.quoted.multi.python
'''           : punctuation.definition.string.begin.python, source.python, string.interpolated.python, string.regexp.quoted.multi.python
fo            : source.python, string.interpolated.python, string.regexp.quoted.multi.python
{{2}}         : keyword.operator.quantifier.regexp, source.python, string.interpolated.python, string.regexp.quoted.multi.python
'''           : punctuation.definition.string.end.python, source.python, string.interpolated.python, string.regexp.quoted.multi.python
rf            : source.python, storage.type.string.python, string.interpolated.python, string.regexp.quoted.multi.python
"""           : punctuation.definition.string.begin.python, source.python, string.interpolated.python, string.regexp.quoted.multi.python
fo            : source.python, string.interpolated.python, string.regexp.quoted.multi.python
{{2}}         : keyword.operator.quantifier.regexp, source.python, string.interpolated.python, string.regexp.quoted.multi.python
"""           : punctuation.definition.string.end.python, source.python, string.interpolated.python, string.regexp.quoted.multi.python