BUG: Fix series rename called with str altering the name. GH17407

Author: huashuai

pandas/core/dtypes/inference.py

@@ -263,7 +263,8 @@ def is_list_like(obj):
     """
 
     return (hasattr(obj, '__iter__') and
-            not isinstance(obj, string_and_binary_types))
+            not isinstance(obj, string_and_binary_types) and
+            isinstance(obj, collections.Iterable))
 
 
 def is_nested_list_like(obj):

pandas/tests/series/test_indexing.py

@@ -2183,6 +2183,16 @@ def test_reindex_fill_value(self):
         expected = Series([False, True, False], index=[1, 2, 3])
         assert_series_equal(result, expected)
 
+    def test_rename(self):
+        
+        # GH 17407
+        s = Series(range(1, 6), index=pd.Index(range(2, 7), name='IntIndex'))
+        result = s.rename(str)
+        expected = s.rename(lambda i: str(i))
+        assert_series_equal(result, expected)
+
+        assert result.name == expected.name
+
     def test_select(self):
         n = len(self.ts)
         result = self.ts.select(lambda x: x >= self.ts.index[n // 2])