... されます。ヘッダーは大文字小文字を区別せずにアクセスできます。 >>> request . headers {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6', ...)} >>> "User-Agent" in request . headers True >>> "user-agent" in request . headers True >>> request ... . headers [ "User-Agent" ] Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) >>> request . headers [ "user-agent" ] Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) >>> request . hea ... ders . get ( "User-Agent" ) Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) >>> request . headers . get ( "user-agent" ) Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) たとえば Dj ... ... されます。ヘッダーは大文字小文字を区別せずにアクセスできます。 >>> request . headers {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6', ...)} >>> "User-Agent" in request . headers True >>> "user-agent" in request . headers True >>> request ... . headers [ "User-Agent" ] Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) >>> request . headers [ "user-agent" ] Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) >>> request . hea ... ders . get ( "User-Agent" ) Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) >>> request . headers . get ( "user-agent" ) Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) たとえば Dj ... 2026年10月08日