fix formatting; need timeseries example

Author: htwangtw

nibabel/gifti/gifti.py

@@ -696,19 +696,22 @@ def agg_data(self, intent_code=None):
         This may be useful for ensuring that expected data arrives in a consistent order.
 
         Examples:
+
         >>> import nibabel as nib
         >>> from nibabel.testing import test_data
         >>> surf_gii_fname = test_data('gifti', 'ascii.gii')
         >>> surf_gii_img = nib.load(surf_gii_fname)
 
         When not passing anything to``intent_code``
+        
         >>> surf_gii_img.agg_data()
         (array([[-16.07201 , -66.187515,  21.266994],
         [-16.705893, -66.05434 ,  21.232786],
         [-17.61435 , -65.40164 ,  21.071466]], dtype=float32),
         array([0, 1, 2], dtype=int32))
 
         When passig matching intend codes ``intent_code``
+
         >>> surf_gii_img.agg_data('pointset')
         array([[-16.07201 , -66.187515,  21.266994],
         [-16.705893, -66.05434 ,  21.232786],
@@ -718,10 +721,12 @@ def agg_data(self, intent_code=None):
         array([0, 1, 2], dtype=int32)
 
         When passing mismatching intent codes ``intent_code``
+        
         >>> surf_gii_img.agg_data('time series')
         ()  # return a empty ``tuple``
 
         When passing tuple ``intent_code``
+        
         >>> surf_gii_img.agg_data(('pointset', 'triangle'))
         (array([[-16.07201 , -66.187515,  21.266994],
         [-16.705893, -66.05434 ,  21.232786],