@staticmethod
    def encode_multipart_formdata(fields, files):
        """
        fields is a sequence of (name, value) elements for regular form fields.
        files is a sequence of (name, filename, value) elements for data to be
            uploaded as files
        Return (content_type, body) ready for httplib.HTTP instance
        """
        BOUNDARY = '----------ThIs_Is_tHe_bouNdaRY_$'
        CRLF = '\r\n'
        L = []
        for (key, value) in fields:
            L.append('--' + BOUNDARY)
            L.append('Content-Disposition: form-data; name="%s"' % key)
            L.append('')
            L.append(str(value))
        for (key, filename, value) in files:
            L.append('--' + BOUNDARY)
            L.append('Content-Disposition: form-data; name="%s"; filename="%s"'
                    % (key, filename))
            L.append('Content-Type: %s'
                    % IronWorker.get_content_type(filename))
            L.append('')
            L.append(str(value))
        L.append('--' + BOUNDARY + '--')
        L.append('')

        body = CRLF.join(L)
        content_type = 'multipart/form-data; boundary=%s' % BOUNDARY
        return content_type, str(body)
dataset/ETHPy150Open iron-io/iron_worker_python/iron_worker.py/IronWorker.encode_multipart_formdata/original