[data.shenzhen] Remove split information from core datamodule

src/ptbench/data/shenzhen/datamodule.py

@@ -104,12 +104,6 @@ class DataModule(CachingDataModule):
 
     * Database reference: [MONTGOMERY-SHENZHEN-2014]_
     * Original resolution (height x width or width x height): 3000 x 3000 or less
-    * This split:
-
-      * Split reference: None
-      * Training samples: 64% of TB and healthy CXR (including labels)
-      * Validation samples: 16% of TB and healthy CXR (including labels)
-      * Test samples: 20% of TB and healthy CXR (including labels)
 
     Data specifications:
 

src/ptbench/data/shenzhen/default.py

@@ -5,3 +5,9 @@
 from .datamodule import DataModule
 
 datamodule = DataModule("default.json.bz2")
+"""Default Shenzen TB database split.
+
+* Training samples: 64% of TB and healthy CXR (including labels)
+* Validation samples: 16% of TB and healthy CXR (including labels)
+* Test samples: 20% of TB and healthy CXR (including labels)
+"""