Replace ipython directives with code-blocks in whatsnew v0.15.0

Author: avinashpancham

doc/source/whatsnew/v0.15.0.rst

@@ -161,12 +161,18 @@ Construct a scalar
 
 Access fields for a ``Timedelta``
 
-.. ipython:: python
+.. code-block:: ipython
+
+    In [14]: td = pd.Timedelta('1 hour 3m 15.5us')
+
+    In [15]: td.seconds
+    Out[15]: 3780
+
+    In [16]: td.microseconds
+    Out[16]: 15
 
-   td = pd.Timedelta('1 hour 3min 15.5us')
-   td.seconds
-   td.microseconds
-   td.nanoseconds
+    In [17]: td.nanoseconds
+    Out[17]: 500
 
 Construct a ``TimedeltaIndex``
 
@@ -1029,16 +1035,35 @@ Other:
 
   If ``Period`` freq is ``D``, ``H``, ``T``, ``S``, ``L``, ``U``, ``N``, ``Timedelta``-like can be added if the result can have same freq. Otherwise, only the same ``offsets`` can be added.
 
-  .. ipython:: python
+  .. code-block:: ipython
 
-     idx = pd.period_range('2014-07-01 09:00', periods=5, freq='H')
-     idx
-     idx + pd.offsets.Hour(2)
-     idx + pd.Timedelta('120min')
+    In [104]: idx = pd.period_range('2014-07-01 09:00', periods=5, freq='H')
 
-     idx = pd.period_range('2014-07', periods=5, freq='M')
-     idx
-     idx + pd.offsets.MonthEnd(3)
+    In [105]: idx
+    Out[105]:
+    PeriodIndex(['2014-07-01 09:00', '2014-07-01 10:00', '2014-07-01 11:00',
+                 '2014-07-01 12:00', '2014-07-01 13:00'],
+                dtype='period[H]', freq='H')
+
+    In [106]: idx + pd.offsets.Hour(2)
+    Out[106]:
+    PeriodIndex(['2014-07-01 11:00', '2014-07-01 12:00', '2014-07-01 13:00',
+                 '2014-07-01 14:00', '2014-07-01 15:00'],
+                dtype='period[H]', freq='H')
+
+    In [107]: idx + pd.Timedelta('120m')
+    Out[107]:
+    PeriodIndex(['2014-07-01 11:00', '2014-07-01 12:00', '2014-07-01 13:00',
+                 '2014-07-01 14:00', '2014-07-01 15:00'],
+                dtype='period[H]', freq='H')
+
+    In [108]: idx = pd.period_range('2014-07', periods=5, freq='M')
+
+    In [109]: idx
+    Out[109]: PeriodIndex(['2014-07', '2014-08', '2014-09', '2014-10', '2014-11'], dtype='period[M]', freq='M')
+
+    In [110]: idx + pd.offsets.MonthEnd(3)
+    Out[110]: PeriodIndex(['2014-10', '2014-11', '2014-12', '2015-01', '2015-02'], dtype='period[M]', freq='M')
 
 - Added experimental compatibility with ``openpyxl`` for versions >= 2.0. The ``DataFrame.to_excel``
   method ``engine`` keyword now recognizes ``openpyxl1`` and ``openpyxl2``