def _prepare_body(self, data, files=None):
"""创建post需要的body数据
:param data: post 参数
:type data: dict(post_param=value)
:param: files: post 文件流数据
:type: files: dict(filename=file_object)
"""
_prepare = PreparedRequest()
_prepare.headers = {}
_prepare.prepare_body(data=data, files=files)
data.update(files)
return urlencode(data)
def test_request_context(
self,
path: str = '/',
method: str = 'GET',
*,
scheme: str = 'http',
headers: Union[dict, CIMultiDict] = None,
data: Union[AnyStr, dict] = None) -> RequestContext:
headers, path, query_string = make_test_headers_path_and_query_string(
self, path, headers=headers)
if headers and headers.get('Content-Type', None) == 'application/json':
body_data = dumps(data).encode() if data else b''
elif data:
if isinstance(data, str):
headers.setdefault('Content-Type',
'application/x-www-form-urlencoded')
body_data = data.encode()
else:
form = {}
files = {}
for key, value in data.items():
if isinstance(value, (list, tuple)):
files[key] = value
else:
form[key] = value
prep = PreparedRequest()
prep.headers = {}
prep.prepare_body(data=form or None, files=files)
body_data = prep.body
headers.update(prep.headers)
else:
body_data = b''
request = self.request_class(method, scheme, path, query_string,
headers)
request.body.set_result(body_data)
return self.request_context(request)
import tornado
import tornado.httpclient as httpclient
asyncHTTPClient = httpclient.AsyncHTTPClient()
c = 0
file = 'test.jpg'
files = [
('image', ('%d' % c, open(file, 'rb'), 'image/jpg')),
]
data = {
'filename': 'test',
}
def on_response(response):
pass
if __name__ == "__main__":
IP = '106.14.70.249'
url = 'http://%s:9331/api/image_save' % IP
prepared_request = PreparedRequest()
prepared_request.method = 'post'
prepared_request.headers = {}
prepared_request.prepare_body(data, files)
request = tornado.httpclient.HTTPRequest(url=url, headers=prepared_request.headers,
method='POST', body=prepared_request.body)
asyncHTTPClient.fetch(request, on_response)
tornado.ioloop.IOLoop.instance().start() # start the tornado ioloop to
