From 4eb5d57aa5c943de354fcf462f9ab24ef39ddff0 Mon Sep 17 00:00:00 2001
From: Alexey Ivanov <rbtz@openai.com>
Date: Wed, 13 Mar 2024 13:24:23 -0700
Subject: [PATCH] Add to_json method to ExponentialHistogram

---
 .../src/opentelemetry/sdk/metrics/_internal/point.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/point.py b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/point.py
index c30705c59a4..42420b9008e 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/point.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/metrics/_internal/point.py
@@ -101,6 +101,18 @@ class ExponentialHistogram:
         "opentelemetry.sdk.metrics.export.AggregationTemporality"
     )
 
+    def to_json(self, indent=4) -> str:
+        return dumps(
+            {
+                "data_points": [
+                    loads(data_point.to_json(indent=indent))
+                    for data_point in self.data_points
+                ],
+                "aggregation_temporality": self.aggregation_temporality,
+            },
+            indent=indent,
+        )
+
 
 @dataclass(frozen=True)
 class Sum: