这是我在本地测试的一些代码,应该可以解决这个问题(我使用了与webapp2不同的处理程序,但尝试将其修改为webapp2。您还需要在以下位置找到发帖人库http://atlee.ca/software/poster/):
在GAE上的POST处理程序中:
from google.appengine.api import urlfetch
from poster.encode import multipart_encode
payload = {}
payload['test_file'] = self.request.POST['test_file']
payload['user_id'] = self.request.POST['user_id']
to_post = multipart_encode(payload)
send_url = "http://127.0.0.1:8000/"
result = urlfetch.fetch(url=send_url, payload="".join(to_post[0]), method=urlfetch.POST, headers=to_post[1])
logging.info(result.content)
@H_301_6@
确保您的HTML表单包含method="POST" enctype="multipart/form-data"@H_301_6@。希望这可以帮助!
我尝试使用webapp2处理程序,并意识到提供文件的方式与我以前使用测试框架(KAY)的方式不同。这是应该起作用的更新代码(已在生产中测试):
import webapp2
from google.appengine.api import urlfetch
from poster.encode import multipart_encode, MultipartParam
class UploadTest(webapp2.RequestHandler):
def post(self):
payload = {}
file_data = self.request.POST['test_file']
payload['test_file'] = MultipartParam('test_file', filename=file_data.filename,
filetype=file_data.type,
fileobj=file_data.file)
payload['name'] = self.request.POST['name']
data,headers= multipart_encode(payload)
send_url = "http://127.0.0.1:8000/"
t = urlfetch.fetch(url=send_url, payload="".join(data), method=urlfetch.POST, headers=headers)
self.response.headers['Content-Type'] = 'text/plain'
self.response.out.write(t.content)
def get(self):
self.response.out.write("""
<html>
<head>
<title>File Upload Test</title>
</head>
<body>
<form action="" method="POST" enctype="multipart/form-data">
<input type="text" name="name" />
<input type="file" name="test_file" />
<input type="submit" value="Submit" />
</form>
</body>
</html>""")
@H_301_6@