PyFile:Py3KKeywords.py
  PyExpressionStatement
    PyNoneLiteralExpression
      PsiElement(Py:NONE_KEYWORD)('None')
  PsiWhiteSpace('\n')
  PyExpressionStatement
    PyBoolLiteralExpression
      PsiElement(Py:TRUE_KEYWORD)('True')
  PsiWhiteSpace('\n')
  PyExpressionStatement
    PyBoolLiteralExpression
      PsiElement(Py:FALSE_KEYWORD)('False')