Add script to download MNIST digit database

diff --git a/.gitignore b/.gitignore
new file mode 100644 (file)
index 0000000..63847d8
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/*-ubyte

diff --git a/download-mnist.sh b/download-mnist.sh
new file mode 100755 (executable)
index 0000000..f68e1e2
--- /dev/null
+++ b/download-mnist.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+set -eux
+curl -O http://yann.lecun.com/exdb/mnist/train-images-idx3-ubyte.gz
+curl -O http://yann.lecun.com/exdb/mnist/train-labels-idx1-ubyte.gz
+curl -O http://yann.lecun.com/exdb/mnist/t10k-images-idx3-ubyte.gz
+curl -O http://yann.lecun.com/exdb/mnist/t10k-labels-idx1-ubyte.gz
+gunzip *ubyte.gz