base-stats,python: Add Units to the Python Stats

Change-Id: Ic8d3c9a5c2bb7fbe51b8672b74b0e5fb17906a5e
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/41754
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu>
diff --git a/src/python/m5/stats/gem5stats.py b/src/python/m5/stats/gem5stats.py
index 3afc776..9446045 100644
--- a/src/python/m5/stats/gem5stats.py
+++ b/src/python/m5/stats/gem5stats.py
@@ -148,7 +148,7 @@
 
 def __get_scaler(statistic: _m5.stats.ScalarInfo) -> Scalar:
     value = statistic.value
-    unit = None # TODO https://gem5.atlassian.net/browse/GEM5-850.
+    unit = statistic.unit
     description = statistic.desc
     # ScalarInfo uses the C++ `double`.
     datatype = StorageType["f64"]
@@ -161,7 +161,7 @@
                  )
 
 def __get_distribution(statistic: _m5.stats.DistInfo) -> Distribution:
-    unit = None # TODO https://gem5.atlassian.net/browse/GEM5-850.
+    unit = statistic.unit
     description = statistic.desc
     value = statistic.values
     bin_size = statistic.bucket_size
@@ -198,7 +198,7 @@
     for index in range(statistic.size):
         # All the values in a Vector are Scalar values
         value = statistic.value[index]
-        unit = None # TODO https://gem5.atlassian.net/browse/GEM5-850.
+        unit = statistic.unit
         description = statistic.subdescs[index]
         # ScalarInfo uses the C++ `double`.
         datatype = StorageType["f64"]