add docstring for select_dtypes

Author: coffeedjimmy

pandas/core/frame.py

@@ -2432,8 +2432,8 @@ def eval(self, expr, inplace=False, **kwargs):
         return _eval(expr, inplace=inplace, **kwargs)
 
     def select_dtypes(self, include=None, exclude=None):
-        """Return a subset of a DataFrame including/excluding columns based on
-        their ``dtype``.
+        """
+        Return a subset of the DataFrame based on the column dtypes.
 
         Parameters
         ----------
@@ -2483,7 +2483,7 @@ def select_dtypes(self, include=None, exclude=None):
         4 -0.9703   True  1.0
         5 -1.2094  False  2.0
         >>> df.select_dtypes(include='bool')
-           c
+           b
         0  True
         1  False
         2  True