Call send() just once in sendline()

1 files changed, 2 insertions, 4 deletions

diff --git a/pexpect/pty_spawn.py b/pexpect/pty_spawn.py
index 299016c..b8ee09f 100644
--- a/pexpect/pty_spawn.py
+++ b/pexpect/pty_spawn.py
@@ -525,10 +525,8 @@ class spawn(SpawnBase):
         written.  Only a limited number of bytes may be sent for each
         line in the default terminal mode, see docstring of :meth:`send`.
         '''
-
-        n = self.send(s)
-        n = n + self.send(self.linesep)
-        return n
+        s = self._coerce_send_string(s)
+        return self.send(s + self.linesep)
 
     def _log_control(self, s):
         """Write control characters to the appropriate log files"""