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

modules/icing/pirep_goes.py

@@ -1241,3 +1241,14 @@ def split_data(num_obs, perc=0.2, skip=1):
     np.random.shuffle(train_idxs)
 
     return train_idxs[::skip], test_idxs[::skip]
+
+
+def test(filename):
+    h5f = h5py.File(filename, 'r')
+    time = h5f['time']
+    intsty = h5f['icing_intensity']
+
+    trn_idxs, tst_idxs = split_data(time.shape[0])
+
+    print(np.histogram(intsty[trn_idxs], bins=7))
+    print(np.histogram(intsty[tst_idxs], bins=7))