DOC: minor issue with the description of the names attribute of multiindexes

Author: cpcloud

doc/source/indexing.rst

@@ -953,12 +953,12 @@ DataFrame to construct a MultiIndex automatically:
    df
 
 All of the ``MultiIndex`` constructors accept a ``names`` argument which stores
-string names for the levels themselves. If no names are provided, some
-arbitrary ones will be assigned:
+string names for the levels themselves. If no names are provided, ``None`` will
+be assigned:
 
 .. ipython:: python
 
-   index.names
+   df.index.names
 
 This index can back any axis of a pandas object, and the number of **levels**
 of the index is up to you:

pandas/core/series.py

@@ -425,7 +425,7 @@ class Series(pa.Array, generic.PandasObject):
         dict.
     dtype : numpy.dtype or None
         If None, dtype will be inferred
-    copy : boolean, default False, copyinput data
+    copy : boolean, default False, copy input data
     """
     _AXIS_NUMBERS = {
         'index': 0