`is ucs is None` is not necessaryincremental-decoder

Don't know why I had this in one of my own implementations.
An incrementaldecoder never returns None, only u'', which is
what we'd want in this context, anywaay.

1 files changed, 1 insertions, 2 deletions

diff --git a/pexpect/__init__.py b/pexpect/__init__.py
index 28291e1..753ec60 100644
--- a/pexpect/__init__.py
+++ b/pexpect/__init__.py
@@ -1765,8 +1765,7 @@ class spawnu(spawn):
         return s
 
     def _coerce_read_string(self, s):
-        ucs = self._decoder.decode(s, final=False)
-        return ucs if ucs is not None else self.string_type()
+        return self._decoder.decode(s, final=False)
 
     def _send(self, s):
         return os.write(self.child_fd, s.encode(self.encoding, self.errors))