Python: Fix Python OTel usage detail attributes (#6493)

* fix python otel usage detail attributes

Map cached/read/reasoning usage detail fields to standard OTel GenAI attributes while preserving provider-specific legacy keys.

Add focused coverage for direct response spans, aggregated agent spans, and provider usage parsing.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* address usage detail review feedback

Omit missing OpenAI Responses usage detail counts while preserving zero-valued counts.

Record zero-valued token usage in OTel histograms and add regression coverage.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
This commit is contained in:
Eduard van Valkenburg
2026-06-15 09:10:14 +02:00
committed by GitHub
Unverified
parent d7027fc1f9
commit d7e8d2206d
9 changed files with 239 additions and 23 deletions
@@ -1024,8 +1024,10 @@ class RawAnthropicClient(
usage_details["input_token_count"] = usage.input_tokens
if usage.cache_creation_input_tokens is not None:
usage_details["anthropic.cache_creation_input_tokens"] = usage.cache_creation_input_tokens # type: ignore[typeddict-unknown-key]
usage_details["cache_creation_input_token_count"] = usage.cache_creation_input_tokens
if usage.cache_read_input_tokens is not None:
usage_details["anthropic.cache_read_input_tokens"] = usage.cache_read_input_tokens # type: ignore[typeddict-unknown-key]
usage_details["cache_read_input_token_count"] = usage.cache_read_input_tokens
return usage_details
def _parse_contents_from_anthropic(
@@ -2354,6 +2354,27 @@ def test_parse_usage_with_cache_tokens(mock_anthropic_client: MagicMock) -> None
assert result["input_token_count"] == 100
assert result["anthropic.cache_creation_input_tokens"] == 20
assert result["anthropic.cache_read_input_tokens"] == 30
assert result["cache_creation_input_token_count"] == 20
assert result["cache_read_input_token_count"] == 30
def test_parse_usage_preserves_zero_cache_tokens(mock_anthropic_client: MagicMock) -> None:
"""Test parsing usage preserves zero-valued mapped cache tokens."""
client = create_test_anthropic_client(mock_anthropic_client)
mock_usage = MagicMock()
mock_usage.input_tokens = 100
mock_usage.output_tokens = 50
mock_usage.cache_creation_input_tokens = 0
mock_usage.cache_read_input_tokens = 0
result = client._parse_usage_from_anthropic(mock_usage)
assert result is not None
assert result["anthropic.cache_creation_input_tokens"] == 0
assert result["cache_creation_input_token_count"] == 0
assert result["anthropic.cache_read_input_tokens"] == 0
assert result["cache_read_input_token_count"] == 0
# Code Execution Result Tests