keep only < 273 for both icing and no-icing regions

modules/icing/pirep_goes.py

@@ -1243,12 +1243,12 @@ def split_data(num_obs, perc=0.2, skip=1):
     return np.sort(train_idxs[::skip]), np.sort(test_idxs[::skip])
 
 
-def test(filename):
+def test(filename, skip=1):
     h5f = h5py.File(filename, 'r')
     time = h5f['time']
     intsty = h5f['icing_intensity']
 
-    trn_idxs, tst_idxs = split_data(time.shape[0])
+    trn_idxs, tst_idxs = split_data(time.shape[0], skip=skip)
 
     print(np.histogram(intsty[trn_idxs], bins=7))
     print(np.histogram(intsty[tst_idxs], bins=7))