$XONSH_APPEND_NEWLINE = True

rc.xsh

@@ -28,6 +28,7 @@ $PROMPT = ''.join([
     '{NO_COLOR}',
 ])
 $RIGHT_PROMPT = '{gitstatus}{env_name: {}}'
+$XONSH_APPEND_NEWLINE = True
 
 import datetime as dt
 import io