fix trailing whitespace

docs/gallery/advanced_io/plot_iterative_write.py

@@ -35,7 +35,7 @@
 #   **1)** data is not available in-memory but arrives in subblocks as the stream progresses
 #   **2)** caching the data of a stream in-memory is often prohibitively expensive and volatile
 #   **3)** the total size of the data is often unknown ahead of time.
-#   Iterative data write allows us to address issues 1) and 2) by enabling us to save data to a 
+#   Iterative data write allows us to address issues 1) and 2) by enabling us to save data to a
 #   file incrementally as it arrives from the data stream. Issue 3) is addressed in the HDF5
 #   storage backend via support for chunking, enabling the creation of resizable arrays.
 #

docs/gallery/general/extensions.py

@@ -379,7 +379,7 @@ class PotatoSack(MultiContainerInterface):
 # -----------------------------------------------------
 #
 # Here we show how to create extensions by creating a data class for a
-# cortical surface mesh. This data type is particularly important for ECoG data, since we need to know where 
+# cortical surface mesh. This data type is particularly important for ECoG data, since we need to know where
 # each electrode is with respect to the gyri and sulci. Surface mesh objects contain two types of data:
 #
 # 1. `vertices`, which is an (n, 3) matrix of floats that represents points in 3D space