TypeRepresentation:a.pythonTypeRepresentation
  PyFunctionTypeRepresentation
    PyParameterTypeListRepresentation
      PsiElement(Py:LPAR)('(')
      PyStarExpression
        PsiElement(Py:MULT)('*')
        PsiErrorElement:Unexpected token
          <empty list>
        PsiElement(Py:RPAR)(')')
      PsiErrorElement:')' expected
        <empty list>
    PsiWhiteSpace(' ')
    PsiElement(Py:RARROW)('->')
    PsiWhiteSpace(' ')
    PyReferenceExpression: int
      PsiElement(Py:IDENTIFIER)('int')