Rename ExplicitBucketBoundaries to explicit_bucket_boundaries

opentelemetry-api/src/opentelemetry/util/types.py

@@ -58,4 +58,4 @@
 
 
 class MetricsInstrumentAdvisory(TypedDict):
-    ExplicitBucketBoundaries: Optional[AnyValue]
+    explicit_bucket_boundaries: Optional[AnyValue]

opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/__init__.py

@@ -207,7 +207,7 @@ def create_histogram(
         if advisory is not None:
             raise_error = False
             try:
-                boundaries = advisory["ExplicitBucketBoundaries"]
+                boundaries = advisory["explicit_bucket_boundaries"]
                 raise_error = not (
                     boundaries
                     and all(isinstance(e, (int, float)) for e in boundaries)
@@ -217,7 +217,7 @@ def create_histogram(
 
             if raise_error:
                 raise ValueError(
-                    "Advisory must be a dict with ExplicitBucketBoundaries key containing a sequence of numbers"
+                    "Advisory must be a dict with explicit_bucket_boundaries key containing a sequence of numbers"
                 )
 
         (

opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/aggregation.py

@@ -1277,7 +1277,7 @@ def _create_aggregation(
 
         if isinstance(instrument, Histogram):
             boundaries: Optional[Sequence[float]] = (
-                instrument.advisory.get("ExplicitBucketBoundaries")
+                instrument.advisory.get("explicit_bucket_boundaries")
                 if instrument.advisory is not None
                 else None
             )

opentelemetry-sdk/tests/metrics/test_aggregation.py

@@ -636,7 +636,7 @@ def test_histogram_with_advisory(self):
                 "name",
                 Mock(),
                 Mock(),
-                advisory={"ExplicitBucketBoundaries": boundaries},
+                advisory={"explicit_bucket_boundaries": boundaries},
             ),
             Mock(),
             _default_reservoir_factory,

opentelemetry-sdk/tests/metrics/test_metrics.py

@@ -505,22 +505,22 @@ def test_create_histogram_with_advisory(self):
             "name",
             unit="unit",
             description="description",
-            advisory={"ExplicitBucketBoundaries": [0, 1, 2]},
+            advisory={"explicit_bucket_boundaries": [0, 1, 2]},
         )
 
         self.assertIsInstance(histogram, Histogram)
         self.assertEqual(histogram.name, "name")
         self.assertEqual(
-            histogram.advisory, {"ExplicitBucketBoundaries": [0, 1, 2]}
+            histogram.advisory, {"explicit_bucket_boundaries": [0, 1, 2]}
         )
 
     def test_create_histogram_advisory_validation(self):
         advisories = [
-            {"ExplicitBucketBoundaries": None},
-            {"ExplicitBucketBoundaries": []},
+            {"explicit_bucket_boundaries": None},
+            {"explicit_bucket_boundaries": []},
             {},
             [],
-            {"ExplicitBucketBoundaries": [1, 2.0, "3"]},
+            {"explicit_bucket_boundaries": [1, 2.0, "3"]},
         ]
         for advisory in advisories:
             with self.subTest(advisory=advisory):