Explicit description of deep for True and False

Author: agartland

pandas/core/generic.py

@@ -2952,7 +2952,8 @@ def copy(self, deep=True):
         Parameters
         ----------
         deep : boolean or string, default True
-            Make a deep copy, i.e. also copy data.
+            Make a deep copy, including a copy of the data and the indices.
+            With ``deep=False`` neither the indices or the data are copied.
             
             Note that when ``deep=True`` data is copied unless ``dtype=object``,
             in which case only the reference to the object is copied. This is