[utils] Fix multipart_encode for Python < 3.5

2017-05-05 20:51:59 +08:00 · 2017-05-05 20:51:59 +08:00 · b2ad479d17
commit b2ad479d17
parent 4ac6dc3732
1 changed files with 1 additions and 1 deletions
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@ -2110,7 +2110,7 @@ def try_multipart_encode(data, boundary):
            v = v.encode('utf-8')
        # RFC 2047 requires non-ASCII field names to be encoded, while RFC 7578
        # suggests sending UTF-8 directly. Firefox sends UTF-8, too
-        content = b'Content-Disposition: form-data; name="%s"\r\n\r\n' % k + v + b'\r\n'
+        content = b'Content-Disposition: form-data; name="' + k + b'"\r\n\r\n' + v + b'\r\n'
        if boundary.encode('ascii') in content:
            raise ValueError('Boundary overlaps with data')
        out += content