Update training_guide.md

training_guide.md

@@ -17,12 +17,12 @@ Your data shouldn't look like this:
 ```
 But it should look more like this:
 ```json
+
 {
-    {
     "file_name": "train/aeae3547df6be819a42dcbb83e65586fd6deb424f134375c1dbc00188b37e2bf.jpeg", 
     "labels": ["0", "3028", "4", "702", "8", "9", "382", ...]
 }
-}
+
 ```
 
 Where the labels should be represented as a list of integers (or anything you define as a number) that correspond to the tags you want to train with – essentially, they're the IDs of the labels.