CLN: More cleanup

Author: gfyoung

pandas/io/formats/printing.py

@@ -206,7 +206,7 @@ def as_escaped_unicode(thing, escape_chars=escape_chars):
 
         return compat.text_type(result)
 
-    if hasattr(thing, '__next__') or hasattr(thing, 'next'):
+    if hasattr(thing, '__next__'):
         return compat.text_type(thing)
     elif (isinstance(thing, dict) and
           _nest_lvl < get_option("display.pprint_nest_depth")):