PyFile:FStringPlainInsideRawFString.py
  PyAssignmentStatement
    PyTargetExpression: s
      PsiElement(Py:IDENTIFIER)('s')
    PsiWhiteSpace(' ')
    PsiElement(Py:EQ)('=')
    PsiWhiteSpace(' ')
    PyStringLiteralExpression: foo{f"\n"}bar\n
      PyFormattedStringElement
        PsiElement(Py:FSTRING_START)('rf'')
        PsiElement(Py:FSTRING_RAW_TEXT)('foo')
        PyFStringFragment
          PsiElement(Py:FSTRING_FRAGMENT_START)('{')
          PyStringLiteralExpression: 

            PyFormattedStringElement
              PsiElement(Py:FSTRING_START)('f"')
              PsiElement(Py:FSTRING_TEXT)('\n')
              PsiElement(Py:FSTRING_END)('"')
          PsiElement(Py:FSTRING_FRAGMENT_END)('}')
        PsiElement(Py:FSTRING_RAW_TEXT)('bar\n')
        PsiElement(Py:FSTRING_END)(''')