fr'some {obj}' Fr'some {obj}' fR'some {obj}' FR'some {obj}' fr : 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 some : source.python, string.interpolated.python, string.regexp.quoted.single.python {obj} : 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 Fr : 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 some : source.python, string.interpolated.python, string.regexp.quoted.single.python {obj} : 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 fR : meta.fstring.python, source.python, storage.type.string.python, string.interpolated.python, string.quoted.raw.single.python ' : meta.fstring.python, punctuation.definition.string.begin.python, source.python, string.quoted.raw.single.python some : meta.fstring.python, source.python, string.interpolated.python, string.quoted.raw.single.python { : constant.character.format.placeholder.other.python, meta.fstring.python, source.python obj : meta.fstring.python, source.python } : constant.character.format.placeholder.other.python, meta.fstring.python, source.python ' : meta.fstring.python, punctuation.definition.string.end.python, source.python, string.interpolated.python, string.quoted.raw.single.python FR : meta.fstring.python, source.python, storage.type.string.python, string.interpolated.python, string.quoted.raw.single.python ' : meta.fstring.python, punctuation.definition.string.begin.python, source.python, string.quoted.raw.single.python some : meta.fstring.python, source.python, string.interpolated.python, string.quoted.raw.single.python { : constant.character.format.placeholder.other.python, meta.fstring.python, source.python obj : meta.fstring.python, source.python } : constant.character.format.placeholder.other.python, meta.fstring.python, source.python ' : meta.fstring.python, punctuation.definition.string.end.python, source.python, string.interpolated.python, string.quoted.raw.single.python