Added Tutorial 18

Hvass-Labs · Hvass-Labs · commit 218baf29c3b5 · 2017-11-25T16:49:05.000+01:00
diff --git a/README.md b/README.md
@@ -57,6 +57,8 @@ Even a few dollars are appreciated. Thanks!
 
 17. Estimator API ([Notebook](https://github.com/Hvass-Labs/TensorFlow-Tutorials/blob/master/17_Estimator_API.ipynb))
 
+18. TFRecords & Dataset API ([Notebook](https://github.com/Hvass-Labs/TensorFlow-Tutorials/blob/master/18_TFRecords_Dataset_API.ipynb)) 
+
 ## Videos
 
 These tutorials are also available as [YouTube videos](https://www.youtube.com/playlist?list=PL9Hr9sNUjfsmEu1ZniY0XpHSzl5uihcXZ).
diff --git a/knifey.py b/knifey.py
@@ -41,6 +41,9 @@
 # Number of channels in each image, 3 channels: Red, Green, Blue.
 num_channels = 3
 
+# Shape of the numpy-array for an image.
+img_shape = [img_size, img_size, num_channels]
+
 # Length of an image when flattened to a 1-dim array.
 img_size_flat = img_size * img_size * num_channels
 
