add option to compress cassettes

libs/partners/anthropic/tests/cassettes/TestAnthropicStandard_test_stream_time.yaml.gz

@@ -0,0 +1 @@
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

libs/partners/anthropic/tests/conftest.py

@@ -1,5 +1,7 @@
 import pytest
+from langchain_tests.conftest import YamlGzipSerializer
 from langchain_tests.conftest import _base_vcr_config as _base_vcr_config
+from vcr import VCR  # type: ignore[import-untyped]
 
 
 def remove_response_headers(response: dict) -> dict:
@@ -14,5 +16,15 @@ def vcr_config(_base_vcr_config: dict) -> dict:  # noqa: F811
     """
     config = _base_vcr_config.copy()
     config["before_record_response"] = remove_response_headers
+    config["serializer"] = "yaml.gz"
+    config["path_transformer"] = VCR.ensure_suffix(".yaml.gz")
 
     return config
+
+
+@pytest.fixture
+def vcr(vcr_config: dict) -> VCR:
+    """Override the default vcr fixture to include custom serializers"""
+    my_vcr = VCR(**vcr_config)
+    my_vcr.register_serializer("yaml.gz", YamlGzipSerializer)
+    return my_vcr

libs/partners/anthropic/tests/integration_tests/cassettes/TestAnthropicStandard_test_stream_time.yaml

@@ -1,141 +0,0 @@
-interactions:
-- request:
-    body: '{"max_tokens":1024,"messages":[{"role":"user","content":"Write a story
-      about a cat."}],"model":"claude-3-5-sonnet-latest","stream":true}'
-    headers:
-      accept:
-      - application/json
-      accept-encoding:
-      - gzip, deflate, zstd
-      anthropic-version:
-      - '2023-06-01'
-      connection:
-      - keep-alive
-      content-length:
-      - '136'
-      content-type:
-      - application/json
-      host:
-      - api.anthropic.com
-      user-agent:
-      - Anthropic/Python 0.51.0
-      x-api-key:
-      - PLACEHOLDER
-      x-stainless-arch:
-      - arm64
-      x-stainless-async:
-      - 'false'
-      x-stainless-lang:
-      - python
-      x-stainless-os:
-      - MacOS
-      x-stainless-package-version:
-      - 0.51.0
-      x-stainless-retry-count:
-      - '0'
-      x-stainless-runtime:
-      - CPython
-      x-stainless-runtime-version:
-      - 3.11.11
-      x-stainless-timeout:
-      - NOT_GIVEN
-    method: POST
-    uri: https://api.anthropic.com/v1/messages
-  response:
-    body:
-      string: "event: message_start\ndata: {\"type\":\"message_start\",\"message\":{\"id\":\"msg_01Y9uFRYeCcfJPDAZ6Gpo7nF\",\"type\":\"message\",\"role\":\"assistant\",\"model\":\"claude-3-5-sonnet-latest\",\"content\":[],\"stop_reason\":null,\"stop_sequence\":null,\"usage\":{\"input_tokens\":14,\"cache_creation_input_tokens\":0,\"cache_read_input_tokens\":0,\"output_tokens\":1}}
-        \  }\n\nevent: content_block_start\ndata: {\"type\":\"content_block_start\",\"index\":0,\"content_block\":{\"type\":\"text\",\"text\":\"\"}}\n\nevent:
-        ping\ndata: {\"type\": \"ping\"}\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"Here\"}}\n\nevent:
-        content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"'s
-        a story about a cat:\"}       }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"\\n\\nThe
-        Curious Adventure of Whiskers\"}       }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"\\n\\nWhiskers
-        was a sle\"}            }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"ek
-        gray tabby cat who\"}             }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        lived in a cozy\"}          }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        house at the end of\"}        }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        Maple Street. Every morning, she\"}               }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        would perch on her favorite windowsill,\"}  }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        watching the birds flutter about in the garden an\"}   }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        dreaming of adventure.\\n\\nOne particularly\"}    }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        sunny morning, Whiskers notice\"}             }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        that the kitchen window had been left slightly\"}    }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        open. Her green eyes sparkled with m\"}              }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"ischief
-        as she squeezed through the gap\"}             }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        and stepped into the outside world for\"}    }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        the first time in her life.\\n\\nThe\"}              }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        grass felt cool beneath her paws\"}      }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        as she crept through the garden, duc\"}}\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"king
-        under flowering bushes and staying\"}            }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        close to the fence. Everything\"}            }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        seemed so much bigger and more exciting than\"}  }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        it had looked from her windowsill.\"}          }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"\\n\\nAs
-        she explored, Whiskers encountere\"} }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        a friendly butterfly that danced just\"}              }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        out of reach, leading her deeper\"}               }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        into the neighborhood. She chased it aroun\"}       }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        corners and through yards until she suddenly realize\"}           }\n\nevent:
-        content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        she didn't recognize her surroundings anymore\"}    }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\".\\n\\nJust
-        as panic began to set in,\"}           }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        Whiskers caught a familiar scent \u2013\"}               }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        the smell of her favorite t\"}   }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"una
-        treats! She followed her nose an\"}          }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        found her worried owner walking through\"}          }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        the streets, shaking a treat container an\"}    }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        calling her name.\\n\\nReliev\"}  }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"ed,
-        Whiskers ran\"}     }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        to her owner, who scooped her up\"}             }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        with joy. As they walked home\"}  }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        together, Whiskers decide\"}       }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"d
-        that while adventures were exciting, nothing\"}               }\n\nevent:
-        content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        beat the comfort of her window\"}      }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"sill
-        and the love of her family.\"}            }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"\\n\\nFrom
-        that day on, Whiskers was\"}   }\n\nevent: content_block_delta\ndata: {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        content to watch the world from her window\"}       }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\",
-        knowing she had experienced her\"}          }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        very own adventure \u2013 even\"}       }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        if just for one day.\\n\\nThe\"}          }\n\nevent: content_block_delta\ndata:
-        {\"type\":\"content_block_delta\",\"index\":0,\"delta\":{\"type\":\"text_delta\",\"text\":\"
-        End\"}          }\n\nevent: content_block_stop\ndata: {\"type\":\"content_block_stop\",\"index\":0
-        \             }\n\nevent: message_delta\ndata: {\"type\":\"message_delta\",\"delta\":{\"stop_reason\":\"end_turn\",\"stop_sequence\":null},\"usage\":{\"output_tokens\":367}
-        \    }\n\nevent: message_stop\ndata: {\"type\":\"message_stop\"    }\n\n"
-    headers: {}
-    status:
-      code: 200
-      message: OK
-version: 1

libs/partners/openai/tests/cassettes/TestAzureOpenAIStandardLegacy_test_stream_time.yaml.gz

@@ -0,0 +1 @@
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

libs/partners/openai/tests/conftest.py

@@ -1,5 +1,7 @@
 import pytest
+from langchain_tests.conftest import YamlGzipSerializer
 from langchain_tests.conftest import _base_vcr_config as _base_vcr_config
+from vcr import VCR  # type: ignore[import-untyped]
 
 _EXTRA_HEADERS = [
     ("openai-organization", "PLACEHOLDER"),
@@ -21,5 +23,15 @@ def vcr_config(_base_vcr_config: dict) -> dict:  # noqa: F811
     config = _base_vcr_config.copy()
     config.setdefault("filter_headers", []).extend(_EXTRA_HEADERS)
     config["before_record_response"] = remove_response_headers
+    config["serializer"] = "yaml.gz"
+    config["path_transformer"] = VCR.ensure_suffix(".yaml.gz")
 
     return config
+
+
+@pytest.fixture
+def vcr(vcr_config: dict) -> VCR:
+    """Override the default vcr fixture to include custom serializers"""
+    my_vcr = VCR(**vcr_config)
+    my_vcr.register_serializer("yaml.gz", YamlGzipSerializer)
+    return my_vcr

libs/standard-tests/langchain_tests/conftest.py

@@ -1,4 +1,24 @@
+import base64
+import gzip
+
 import pytest
+from vcr import VCR  # type: ignore[import-untyped]
+from vcr.serializers import yamlserializer  # type: ignore[import-untyped]
+
+
+class YamlGzipSerializer:
+    @staticmethod
+    def serialize(cassette_dict: dict) -> str:
+        raw = yamlserializer.serialize(cassette_dict).encode("utf-8")
+        compressed = gzip.compress(raw)
+        return base64.b64encode(compressed).decode("ascii")
+
+    @staticmethod
+    def deserialize(data: str) -> dict:
+        compressed = base64.b64decode(data.encode("ascii"))
+        text = gzip.decompress(compressed).decode("utf-8")
+        return yamlserializer.deserialize(text)
+
 
 _BASE_FILTER_HEADERS = [
     ("authorization", "PLACEHOLDER"),
@@ -18,6 +38,8 @@ def _base_vcr_config() -> dict:
         "filter_headers": _BASE_FILTER_HEADERS.copy(),
         "match_on": ["method", "scheme", "host", "port", "path", "query"],
         "decode_compressed_response": True,
+        "cassette_library_dir": "tests/cassettes",
+        "path_transformer": VCR.ensure_suffix(".yaml"),
     }
 
 

libs/standard-tests/langchain_tests/integration_tests/chat_models.py

@@ -581,6 +581,65 @@ class ChatModelIntegrationTests(ChatModelTests):
 
                     return config
 
+            .. dropdown:: Compressing cassettes
+
+                ``langchain-tests`` includes a custom VCR serializer that compresses
+                cassettes using gzip. To use it, register the ``"yaml.gz"`` serializer
+                to your VCR fixture and enable this serializer in the config. See
+                example below:
+
+                .. code-block:: python
+                    :caption: tests/conftest.py
+
+                    import pytest
+                    from langchain_tests.conftest import YamlGzipSerializer
+                    from langchain_tests.conftest import _base_vcr_config as _base_vcr_config
+                    from vcr import VCR
+
+                    _EXTRA_HEADERS = [
+                        # Specify additional headers to redact
+                        ("user-agent", "PLACEHOLDER"),
+                    ]
+
+
+                    def remove_response_headers(response: dict) -> dict:
+                        # If desired, remove or modify headers in the response.
+                        response["headers"] = {}
+                        return response
+
+
+                    @pytest.fixture(scope="session")
+                    def vcr_config(_base_vcr_config: dict) -> dict:  # noqa: F811
+                        \"\"\"Extend the default configuration from langchain_tests.\"\"\"
+                        config = _base_vcr_config.copy()
+                        config.setdefault("filter_headers", []).extend(_EXTRA_HEADERS)
+                        config["before_record_response"] = remove_response_headers
+                        # New: enable serializer and set file extension
+                        config["serializer"] = "yaml.gz"
+                        config["path_transformer"] = VCR.ensure_suffix(".yaml.gz")
+
+                        return config
+
+
+                    @pytest.fixture
+                    def vcr(vcr_config: dict) -> VCR:
+                        \"\"\"Override the default vcr fixture to include custom serializers\"\"\"
+                        my_vcr = VCR(**vcr_config)
+                        my_vcr.register_serializer("yaml.gz", YamlGzipSerializer)
+                        return my_vcr
+
+                You can inspect the contents of the compressed cassettes (e.g., to
+                ensure no sensitive information is recorded) using the serializer:
+
+                .. code-block:: python
+
+                    from langchain_tests.conftest import YamlGzipSerializer
+
+                    with open("/path/to/tests/cassettes/TestClass_test.yaml.gz", "r") as f:
+                        data = f.read()
+
+                    YamlGzipSerializer.deserialize(data)
+
         3. Run tests to generate VCR cassettes.
 
             Example:
@@ -2798,7 +2857,7 @@ class ChatModelIntegrationTests(ChatModelTests):
             pytest.skip("VCR not set up.")
 
         def _run() -> None:
-            cassette_name = f"{self.__class__.__name__}_test_stream_time.yaml"
+            cassette_name = f"{self.__class__.__name__}_test_stream_time"
             with vcr.use_cassette(cassette_name, record_mode="once"):
                 for _ in model.stream("Write a story about a cat."):
                     pass

libs/standard-tests/langchain_tests/unit_tests/chat_models.py

@@ -682,6 +682,65 @@ class ChatModelUnitTests(ChatModelTests):
 
                     return config
 
+            .. dropdown:: Compressing cassettes
+
+                ``langchain-tests`` includes a custom VCR serializer that compresses
+                cassettes using gzip. To use it, register the ``"yaml.gz"`` serializer
+                to your VCR fixture and enable this serializer in the config. See
+                example below:
+
+                .. code-block:: python
+                    :caption: tests/conftest.py
+
+                    import pytest
+                    from langchain_tests.conftest import YamlGzipSerializer
+                    from langchain_tests.conftest import _base_vcr_config as _base_vcr_config
+                    from vcr import VCR
+
+                    _EXTRA_HEADERS = [
+                        # Specify additional headers to redact
+                        ("user-agent", "PLACEHOLDER"),
+                    ]
+
+
+                    def remove_response_headers(response: dict) -> dict:
+                        # If desired, remove or modify headers in the response.
+                        response["headers"] = {}
+                        return response
+
+
+                    @pytest.fixture(scope="session")
+                    def vcr_config(_base_vcr_config: dict) -> dict:  # noqa: F811
+                        \"\"\"Extend the default configuration from langchain_tests.\"\"\"
+                        config = _base_vcr_config.copy()
+                        config.setdefault("filter_headers", []).extend(_EXTRA_HEADERS)
+                        config["before_record_response"] = remove_response_headers
+                        # New: enable serializer and set file extension
+                        config["serializer"] = "yaml.gz"
+                        config["path_transformer"] = VCR.ensure_suffix(".yaml.gz")
+
+                        return config
+
+
+                    @pytest.fixture
+                    def vcr(vcr_config: dict) -> VCR:
+                        \"\"\"Override the default vcr fixture to include custom serializers\"\"\"
+                        my_vcr = VCR(**vcr_config)
+                        my_vcr.register_serializer("yaml.gz", YamlGzipSerializer)
+                        return my_vcr
+
+                You can inspect the contents of the compressed cassettes (e.g., to
+                ensure no sensitive information is recorded) using the serializer:
+
+                .. code-block:: python
+
+                    from langchain_tests.conftest import YamlGzipSerializer
+
+                    with open("/path/to/tests/cassettes/TestClass_test.yaml.gz", "r") as f:
+                        data = f.read()
+
+                    YamlGzipSerializer.deserialize(data)
+
         3. Run tests to generate VCR cassettes.
 
             Example: