PyFile:magicError.py
  PyAssignmentStatement
    PyTargetExpression: b
      PsiElement(Py:IDENTIFIER)('b')
    PsiWhiteSpace(' ')
    PsiElement(Py:EQ)('=')
    PsiErrorElement:Multiline magic cannot be used as an expression
      <empty list>
    PsiWhiteSpace(' ')
    PyEmptyExpression
      PsiElement(Py:PERC)('%')
      PsiElement(Py:PERC)('%')
      PsiElement(Py:IDENTIFIER)('bach')