def encode(self, value):
"Return a bytestring representation of the value"
if MAJOR_VERSION >= 3:
if isinstance(value, bytes):
return value
return unicode(value).encode(self.encoding, self.encoding_errors)
else:
if isinstance(value, unicode):
return value.encode(self.encoding, self.encoding_errors)
elif isinstance(value, bytes):
return value
else:
return str(value)