関連ワード:  python check if variable is certain class    python check if variable is a class    python check if variable is specific class    python check if variable is a class instance    python check if variable is a class type    python check if variable is class object    python check if variable is custom class    python check if variable is defined in class    python check if variable is member of class    python check if a class variable exists  
結果 : python check if variable is certain class