fix(google_genai): Make sure streaming spans attach to correct parent

py/src/braintrust/integrations/google_genai/cassettes/1.30.0/test_async_stream_completion_preserves_creation_parent_when_consumed_later.yaml

@@ -0,0 +1,68 @@
+interactions:
+- request:
+    body: '{"contents": [{"parts": [{"text": "What is the capital of France?"}], "role":
+      "user"}], "generationConfig": {"maxOutputTokens": 100}}'
+    headers:
+      accept:
+      - '*/*'
+      accept-encoding:
+      - gzip, deflate
+      connection:
+      - keep-alive
+      content-length:
+      - '133'
+      content-type:
+      - application/json
+      host:
+      - generativelanguage.googleapis.com
+      user-agent:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+      x-goog-api-client:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+    method: POST
+    uri: https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash-001:streamGenerateContent?alt=sse
+  response:
+    body:
+      string: "data: {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \"The\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_6TiaLjOJ7yBn9kPy5aNyQg\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" capital of France\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_6TiaLjOJ7yBn9kPy5aNyQg\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" is Paris.\\n\"}],\"role\":
+        \"model\"},\"finishReason\": \"STOP\"}],\"usageMetadata\": {\"promptTokenCount\":
+        7,\"candidatesTokenCount\": 8,\"totalTokenCount\": 15,\"promptTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 7}],\"candidatesTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\": \"gemini-2.0-flash-001\",\"responseId\":
+        \"_6TiaLjOJ7yBn9kPy5aNyQg\"}\r\n\r\n"
+    headers:
+      Alt-Svc:
+      - h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
+      Content-Disposition:
+      - attachment
+      Content-Type:
+      - text/event-stream
+      Date:
+      - Sun, 05 Oct 2025 17:03:59 GMT
+      Server:
+      - scaffolding on HTTPServer2
+      Server-Timing:
+      - gfet4t7; dur=393
+      Transfer-Encoding:
+      - chunked
+      Vary:
+      - Origin
+      - X-Origin
+      - Referer
+      X-Content-Type-Options:
+      - nosniff
+      X-Frame-Options:
+      - SAMEORIGIN
+      X-XSS-Protection:
+      - '0'
+    status:
+      code: 200
+      message: OK
+version: 1

py/src/braintrust/integrations/google_genai/cassettes/1.30.0/test_async_stream_completion_preserves_no_parent_when_consumed_under_parent.yaml

@@ -0,0 +1,68 @@
+interactions:
+- request:
+    body: '{"contents": [{"parts": [{"text": "What is the capital of France?"}], "role":
+      "user"}], "generationConfig": {"maxOutputTokens": 100}}'
+    headers:
+      accept:
+      - '*/*'
+      accept-encoding:
+      - gzip, deflate
+      connection:
+      - keep-alive
+      content-length:
+      - '133'
+      content-type:
+      - application/json
+      host:
+      - generativelanguage.googleapis.com
+      user-agent:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+      x-goog-api-client:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+    method: POST
+    uri: https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash-001:streamGenerateContent?alt=sse
+  response:
+    body:
+      string: "data: {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \"The\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_6TiaLjOJ7yBn9kPy5aNyQg\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" capital of France\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_6TiaLjOJ7yBn9kPy5aNyQg\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" is Paris.\\n\"}],\"role\":
+        \"model\"},\"finishReason\": \"STOP\"}],\"usageMetadata\": {\"promptTokenCount\":
+        7,\"candidatesTokenCount\": 8,\"totalTokenCount\": 15,\"promptTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 7}],\"candidatesTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\": \"gemini-2.0-flash-001\",\"responseId\":
+        \"_6TiaLjOJ7yBn9kPy5aNyQg\"}\r\n\r\n"
+    headers:
+      Alt-Svc:
+      - h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
+      Content-Disposition:
+      - attachment
+      Content-Type:
+      - text/event-stream
+      Date:
+      - Sun, 05 Oct 2025 17:03:59 GMT
+      Server:
+      - scaffolding on HTTPServer2
+      Server-Timing:
+      - gfet4t7; dur=393
+      Transfer-Encoding:
+      - chunked
+      Vary:
+      - Origin
+      - X-Origin
+      - Referer
+      X-Content-Type-Options:
+      - nosniff
+      X-Frame-Options:
+      - SAMEORIGIN
+      X-XSS-Protection:
+      - '0'
+    status:
+      code: 200
+      message: OK
+version: 1

py/src/braintrust/integrations/google_genai/cassettes/1.30.0/test_stream_completion_preserves_creation_parent_when_consumed_later.yaml

@@ -0,0 +1,68 @@
+interactions:
+- request:
+    body: '{"contents": [{"parts": [{"text": "What is the capital of France?"}], "role":
+      "user"}], "generationConfig": {"maxOutputTokens": 100}}'
+    headers:
+      accept:
+      - '*/*'
+      accept-encoding:
+      - gzip, deflate
+      connection:
+      - keep-alive
+      content-length:
+      - '133'
+      content-type:
+      - application/json
+      host:
+      - generativelanguage.googleapis.com
+      user-agent:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+      x-goog-api-client:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+    method: POST
+    uri: https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash-001:streamGenerateContent?alt=sse
+  response:
+    body:
+      string: "data: {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \"The\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_qTiaLjwK6vpgbUP2uvA-QU\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" capital of France\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_qTiaLjwK6vpgbUP2uvA-QU\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" is Paris.\\n\"}],\"role\":
+        \"model\"},\"finishReason\": \"STOP\"}],\"usageMetadata\": {\"promptTokenCount\":
+        7,\"candidatesTokenCount\": 8,\"totalTokenCount\": 15,\"promptTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 7}],\"candidatesTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\": \"gemini-2.0-flash-001\",\"responseId\":
+        \"_qTiaLjwK6vpgbUP2uvA-QU\"}\r\n\r\n"
+    headers:
+      Alt-Svc:
+      - h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
+      Content-Disposition:
+      - attachment
+      Content-Type:
+      - text/event-stream
+      Date:
+      - Sun, 05 Oct 2025 17:03:58 GMT
+      Server:
+      - scaffolding on HTTPServer2
+      Server-Timing:
+      - gfet4t7; dur=391
+      Transfer-Encoding:
+      - chunked
+      Vary:
+      - Origin
+      - X-Origin
+      - Referer
+      X-Content-Type-Options:
+      - nosniff
+      X-Frame-Options:
+      - SAMEORIGIN
+      X-XSS-Protection:
+      - '0'
+    status:
+      code: 200
+      message: OK
+version: 1

py/src/braintrust/integrations/google_genai/cassettes/1.30.0/test_stream_completion_preserves_no_parent_when_consumed_under_parent.yaml

@@ -0,0 +1,68 @@
+interactions:
+- request:
+    body: '{"contents": [{"parts": [{"text": "What is the capital of France?"}], "role":
+      "user"}], "generationConfig": {"maxOutputTokens": 100}}'
+    headers:
+      accept:
+      - '*/*'
+      accept-encoding:
+      - gzip, deflate
+      connection:
+      - keep-alive
+      content-length:
+      - '133'
+      content-type:
+      - application/json
+      host:
+      - generativelanguage.googleapis.com
+      user-agent:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+      x-goog-api-client:
+      - google-genai-sdk/1.41.0 gl-python/3.13.3
+    method: POST
+    uri: https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash-001:streamGenerateContent?alt=sse
+  response:
+    body:
+      string: "data: {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \"The\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_qTiaLjwK6vpgbUP2uvA-QU\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" capital of France\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"_qTiaLjwK6vpgbUP2uvA-QU\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" is Paris.\\n\"}],\"role\":
+        \"model\"},\"finishReason\": \"STOP\"}],\"usageMetadata\": {\"promptTokenCount\":
+        7,\"candidatesTokenCount\": 8,\"totalTokenCount\": 15,\"promptTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 7}],\"candidatesTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 8}]},\"modelVersion\": \"gemini-2.0-flash-001\",\"responseId\":
+        \"_qTiaLjwK6vpgbUP2uvA-QU\"}\r\n\r\n"
+    headers:
+      Alt-Svc:
+      - h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
+      Content-Disposition:
+      - attachment
+      Content-Type:
+      - text/event-stream
+      Date:
+      - Sun, 05 Oct 2025 17:03:58 GMT
+      Server:
+      - scaffolding on HTTPServer2
+      Server-Timing:
+      - gfet4t7; dur=391
+      Transfer-Encoding:
+      - chunked
+      Vary:
+      - Origin
+      - X-Origin
+      - Referer
+      X-Content-Type-Options:
+      - nosniff
+      X-Frame-Options:
+      - SAMEORIGIN
+      X-XSS-Protection:
+      - '0'
+    status:
+      code: 200
+      message: OK
+version: 1

py/src/braintrust/integrations/google_genai/cassettes/1.75.0/test_async_stream_completion_preserves_creation_parent_when_consumed_later.yaml

@@ -0,0 +1,68 @@
+interactions:
+- request:
+    body: '{"contents": [{"parts": [{"text": "What is the capital of France?"}], "role":
+      "user"}], "generationConfig": {"maxOutputTokens": 100}}'
+    headers:
+      Accept:
+      - '*/*'
+      Accept-Encoding:
+      - gzip, deflate
+      Connection:
+      - keep-alive
+      Content-Length:
+      - '133'
+      Content-Type:
+      - application/json
+      Host:
+      - generativelanguage.googleapis.com
+      user-agent:
+      - google-genai-sdk/1.75.0 gl-python/3.12.12
+      x-goog-api-client:
+      - google-genai-sdk/1.75.0 gl-python/3.12.12
+    method: POST
+    uri: https://generativelanguage.googleapis.com/v1beta/models/gemini-2.0-flash-001:streamGenerateContent?alt=sse
+  response:
+    body:
+      string: "data: {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \"The\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}],\"serviceTier\":
+        \"standard\"},\"modelVersion\": \"gemini-2.0-flash-001\",\"responseId\": \"q-cBasSYHuqF6MEPk5ra2QM\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" capital of France\"}],\"role\":
+        \"model\"}}],\"usageMetadata\": {\"promptTokenCount\": 8,\"totalTokenCount\":
+        8,\"promptTokensDetails\": [{\"modality\": \"TEXT\",\"tokenCount\": 8}],\"serviceTier\":
+        \"standard\"},\"modelVersion\": \"gemini-2.0-flash-001\",\"responseId\": \"q-cBasSYHuqF6MEPk5ra2QM\"}\r\n\r\ndata:
+        {\"candidates\": [{\"content\": {\"parts\": [{\"text\": \" is **Paris**.\\n\"}],\"role\":
+        \"model\"},\"finishReason\": \"STOP\"}],\"usageMetadata\": {\"promptTokenCount\":
+        7,\"candidatesTokenCount\": 9,\"totalTokenCount\": 16,\"promptTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 7}],\"candidatesTokensDetails\":
+        [{\"modality\": \"TEXT\",\"tokenCount\": 9}],\"serviceTier\": \"standard\"},\"modelVersion\":
+        \"gemini-2.0-flash-001\",\"responseId\": \"q-cBasSYHuqF6MEPk5ra2QM\"}\r\n\r\n"
+    headers:
+      Alt-Svc:
+      - h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
+      Content-Disposition:
+      - attachment
+      Content-Type:
+      - text/event-stream
+      Date:
+      - Mon, 11 May 2026 14:28:59 GMT
+      Server:
+      - scaffolding on HTTPServer2
+      Server-Timing:
+      - gfet4t7; dur=460
+      Transfer-Encoding:
+      - chunked
+      Vary:
+      - Origin
+      - X-Origin
+      - Referer
+      X-Content-Type-Options:
+      - nosniff
+      X-Frame-Options:
+      - SAMEORIGIN
+      X-XSS-Protection:
+      - '0'
+    status:
+      code: 200
+      message: OK
+version: 1