Update Mimic4Dataset.py

Mimic4Dataset.py

@@ -81,7 +81,7 @@ class Mimic4Dataset(datasets.GeneratorBasedBuilder):
                             "id": datasets.Sequence(datasets.Value("int32")),
                             "value": datasets.Sequence(datasets.Sequence(datasets.Value("float32")))
                                 },
-                "CHART": datasets.Sequence(
+                "CHART":
                     {
                         "signal" : {
                             "id": datasets.Sequence(datasets.Value("int32")),
@@ -91,7 +91,7 @@ class Mimic4Dataset(datasets.GeneratorBasedBuilder):
                             "id": datasets.Sequence(datasets.Value("int32")),
                             "value": datasets.Sequence(datasets.Sequence(datasets.Value("float32")))
                                 },
-                    }),
+                    },
                 "OUT":  {
                             "id": datasets.Sequence(datasets.Value("int32")),
                             "value": datasets.Sequence(datasets.Sequence(datasets.Value("float32")))
@@ -148,14 +148,15 @@ class Mimic4Dataset(datasets.GeneratorBasedBuilder):
             values_chart_val =[chart_features['val'][i] for i in items_chart_val ]
             chart_val = {"id" : items_chart_val,
                     "value": values_chart_val}
+            charts = {"signal" : chart_sig,
+                    "val" : chart_val}
     
             yield int(hid), {
                 "gender" : gender,
                 "ethnicity" : eth,
                 "age" : age,
                 "PROC" : procs,
-                "CHART" : {"signal" : chart_sig,
-                            "val" : chart_val},
+                "CHART" : charts,
                 "OUT" : outs,
                 "COND" : cond_features,
                 "label" : label