Update directory documentation (#778)

torchvision/datasets/mnist.py

@@ -15,8 +15,8 @@ class MNIST(data.Dataset):
     """`MNIST <http://yann.lecun.com/exdb/mnist/>`_ Dataset.
 
     Args:
-        root (string): Root directory of dataset where ``processed/training.pt``
-            and  ``processed/test.pt`` exist.
+        root (string): Root directory of dataset where ``MNIST/processed/training.pt``
+            and  ``MNIST/processed/test.pt`` exist.
         train (bool, optional): If True, creates dataset from ``training.pt``,
             otherwise from ``test.pt``.
         download (bool, optional): If true, downloads the dataset from the internet and
@@ -178,8 +178,8 @@ class FashionMNIST(MNIST):
     """`Fashion-MNIST <https://github.com/zalandoresearch/fashion-mnist>`_ Dataset.
 
     Args:
-        root (string): Root directory of dataset where ``processed/training.pt``
-            and  ``processed/test.pt`` exist.
+        root (string): Root directory of dataset where ``Fashion-MNIST/processed/training.pt``
+            and  ``Fashion-MNIST/processed/test.pt`` exist.
         train (bool, optional): If True, creates dataset from ``training.pt``,
             otherwise from ``test.pt``.
         download (bool, optional): If true, downloads the dataset from the internet and
@@ -204,8 +204,8 @@ class KMNIST(MNIST):
     """`Kuzushiji-MNIST <https://github.com/rois-codh/kmnist>`_ Dataset.
 
     Args:
-        root (string): Root directory of dataset where ``processed/training.pt``
-            and  ``processed/test.pt`` exist.
+        root (string): Root directory of dataset where ``KMNIST/processed/training.pt``
+            and  ``KMNIST/processed/test.pt`` exist.
         train (bool, optional): If True, creates dataset from ``training.pt``,
             otherwise from ``test.pt``.
         download (bool, optional): If true, downloads the dataset from the internet and
@@ -229,8 +229,8 @@ class EMNIST(MNIST):
     """`EMNIST <https://www.westernsydney.edu.au/bens/home/reproducible_research/emnist>`_ Dataset.
 
     Args:
-        root (string): Root directory of dataset where ``processed/training.pt``
-            and  ``processed/test.pt`` exist.
+        root (string): Root directory of dataset where ``EMNIST/processed/training.pt``
+            and  ``EMNIST/processed/test.pt`` exist.
         split (string): The dataset has 6 different splits: ``byclass``, ``bymerge``,
             ``balanced``, ``letters``, ``digits`` and ``mnist``. This argument specifies
             which one to use.