multipart/form-data in requests without files

example.py

from requests.packages.urllib3.filepost import encode_multipart_formdata

data = {
    'form-field-0': 'value',
    'form-field-1': 'value',
    # ...
    }
    
body, content_type_header = encode_multipart_formdata(fields=data)
r = requests.post(url, headers={'Content-Type': content_type_header}, data=body)