regions -> region to be consistent with others

Author: edoyango

src/access/parsers/payujson_profiling.py

@@ -51,11 +51,11 @@ def read(self, stream: str) -> dict:
             if unwanted_key in timings:
                 del timings[unwanted_key]
 
-        result = {"regions": [], "walltime": []}
+        result = {"region": [], "walltime": []}
 
         # transpose dict to be consistent with other profiling parsers.
         for k, v in timings.items():
-            result["regions"].append(k)
+            result["region"].append(k)
             result["walltime"].append(v)
 
         return result

tests/test_payujson_profiling.py

@@ -2,7 +2,6 @@
 # SPDX-License-Identifier: Apache-2.0
 
 import pytest
-import datetime
 
 from access.parsers.payujson_profiling import PayuJSONProfilingParser
 
@@ -17,7 +16,7 @@ def payujson_parser():
 def payujson_profiling():
     """Fixture returning a dict holding the parsed FMS timing content without hits."""
     return {
-        "regions": [
+        "region": [
             "payu_setup_duration_seconds",
             "payu_model_run_duration_seconds",
             "payu_run_duration_seconds",