fix

Author: mib1185

Lib/http/client.py

@@ -1222,7 +1222,7 @@ def putrequest(self, method, url, skip_host=False,
                         # remove interface scope from IPv6 address
                         # when used as Host header
                         if host.find('%') >= 0:
-                            host_enc = host_enc[:host.find('%')] + b']'
+                            host_enc = host_enc[:host.find('%')]
                         host_enc = b'[' + host_enc + b']'
 
                     if port == self.default_port:

Lib/test/test_httplib.py

@@ -289,6 +289,14 @@ def test_ipv6host_header(self):
         conn.request('GET', '/foo')
         self.assertTrue(sock.data.startswith(expected))
 
+        expected = b'GET /foo HTTP/1.1\r\nHost: [fe80::]:81\r\n' \
+                   b'Accept-Encoding: identity\r\n\r\n'
+        conn = client.HTTPConnection('[fe80::%2]:81')
+        sock = FakeSocket('')
+        conn.sock = sock
+        conn.request('GET', '/foo')
+        self.assertTrue(sock.data.startswith(expected))
+
     def test_malformed_headers_coped_with(self):
         # Issue 19996
         body = "HTTP/1.1 200 OK\r\nFirst: val\r\n: nval\r\nSecond: val\r\n\r\n"