python requests发送multipart/form-

安装requests_toolbelt

pip install requests-toolbelt

from requests_toolbelt import MultipartEncoder
import requests

m = MultipartEncoder(
    fields={
            'field0': 'value',
            'field1': 'value',
            'field2': ('filename', open('file.py', 'rb'), 'text/plain'),
            'filed3': ("aab.jpg", open("aab.jpg", 'rb'), "image/jpeg")
})

r = requests.post('http://httpbin.org/post', data=m,
                  headers={'Content-Type': m.content_type})
 # multipart/form-data; boundary=e2cbedfe3ba94a4d81052fa81deb41a3