関連ワード:  python nonetype object has no attribute findall    attributeerror nonetype object has no attribute findall    python attributeerror nonetype object has no attribute find_all    attributeerror nonetype object has no attribute find_all beautiful soup    beautifulsoup attributeerror 'nonetype' object has no attribute 'find_all'    bs4 attributeerror nonetype object has no attribute find_all    python nonetype object has no attribute find_all    none vs nonetype  
結果 : python nonetype object has no attribute findall