from urllib.request import Request, urlopen

data = 'Just a test'.encode('utf-8')
request = Request('http://127.0.0.1:8000')
request.data = data
f = urlopen(request)
print(f.read())


request.add_unredirected_header('Content-type', 'application/xml')
f = urlopen(request)
print(f.read())