PyFile:UnterminatedFStringWithTrailingBackslashInLiteralPart.py
  PyAssignmentStatement
    PyTargetExpression: s
      PsiElement(Py:IDENTIFIER)('s')
    PsiWhiteSpace(' ')
    PsiElement(Py:EQ)('=')
    PsiWhiteSpace(' ')
    PyStringLiteralExpression: \
      PyFormattedStringElement
        PsiElement(Py:FSTRING_START)('f'')
        PsiElement(Py:FSTRING_TEXT)('\')
        PsiErrorElement:' expected
          <empty list>