関連ワード:  typeerror unsupported operand type s for type and nonetype python 3.9    typeerror unsupported operand type s for type and type python 3.9    python 3.9 unsupported operand type s for type and type    typeerror unsupported operand type(s) for / 'method' and 'int'    typeerror unsupported operand type(s) for / 'int' and 'list'  
結果 : unsupported operand type s for python 3.9