関連ワード:  python check if value is empty or null    python check if variable is empty or null    python check if value is empty or none    python check if variable is empty or none    python check if variable is empty string or none    python check if value is not null or empty    python check if value is none or empty string    python check if value is not empty    python check if value is not empty string    python check if variable is not null or empty  
結果 : python check if value is empty or null