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