Some small fixes for http to work

Author: coolreader18

Lib/hmac.py

@@ -4,7 +4,8 @@
 """
 
 import warnings as _warnings
-from _operator import _compare_digest as compare_digest
+# XXX RustPython TODO: _operator
+#from _operator import _compare_digest as compare_digest
 import hashlib as _hashlib
 
 trans_5C = bytes((x ^ 0x5C) for x in range(256))

Lib/socketserver.py

@@ -773,8 +773,10 @@ def writable(self):
 
     def write(self, b):
         self._sock.sendall(b)
-        with memoryview(b) as view:
-            return view.nbytes
+        # XXX RustPython TODO: implement memoryview properly
+        #with memoryview(b) as view:
+        #    return view.nbytes
+        return len(b)
 
     def fileno(self):
         return self._sock.fileno()