Update README.md

README.md

@@ -20,3 +20,20 @@ tags:
 - data was cleaned/normalized with the goal of removing "model specific APIs" like the "--ar" for Midjourney and so on
 - data de-duplicated on a basic level: exactly duplicate prompts were dropped (_after cleaning and normalization_)
 
+
+## contents
+
+```
+DatasetDict({
+    train: Dataset({
+        features: ['text', 'src_dataset'],
+        num_rows: 3551734
+    })
+    test: Dataset({
+        features: ['text', 'src_dataset'],
+        num_rows: 399393
+    })
+})
+```
+
+_NOTE: as the other two datasets did not have a `validation` split, the validation split of `succinctly/midjourney-prompts` was merged into `train`._