added blank lines in docstring as requested

Author: cchwala

pandas/core/generic.py

@@ -6590,12 +6590,14 @@ def replace(self, to_replace=None, value=None, inplace=False, limit=None,
             * 'outside': Only fill NaNs outside valid values (extrapolate).
 
             .. versionadded:: 0.23.0
+            
         max_gap : int, optional
             Maximum number of consecutive NaN values up to which a NaN-gap
             will be interpolated. For all NaN-gaps wider than that no
             interpolation is carried out. Must be greater than 0.
 
             .. versionadded:: 0.25.0
+            
         downcast : optional, 'infer' or None, defaults to None
             Downcast dtypes if possible.
         **kwargs