Chore: Add telemetry tracking flag for langchain-airbyte; Fix: inco…

…rrect telemetry URL printed in first-time execution (#125)

airbyte/_util/meta.py

@@ -30,6 +30,20 @@ def is_ci() -> bool:
     return "CI" in os.environ
 
 
+@lru_cache
+def is_langchain() -> bool:
+    """Return True if running in a Langchain environment.
+
+    This checks for the presence of the 'langchain-airbyte' package.
+
+    TODO: A more robust check would inspect the call stack or another flag to see if we are actually
+          being invoked via LangChain, vs being installed side-by-side.
+
+    This is cached for performance reasons.
+    """
+    return "langchain_airbyte" in sys.modules
+
+
 @lru_cache
 def is_colab() -> bool:
     return bool(get_colab_release_version())

airbyte/_util/telemetry.py

@@ -104,8 +104,9 @@ def _setup_analytics() -> str | bool:
     if not _ANALYTICS_FILE.exists():
         # This is a one-time message to inform the user that we are tracking anonymous usage stats.
         print(
-            "Anonymous usage reporting is enabled. For more information or to opt out, please"
-            " see https://docs.airbyte.io/pyairbyte/anonymized-usage-statistics"
+            "Thank you for using PyAirbyte!\n"
+            "Anonymous usage reporting is currently enabled. For more information, please"
+            " see https://docs.airbyte.com/telemetry"
         )
 
     if _ANALYTICS_FILE.exists():
@@ -227,6 +228,7 @@ def one_way_hash(
 def get_env_flags() -> dict[str, Any]:
     flags: dict[str, bool | str] = {
         "CI": meta.is_ci(),
+        "LANGCHAIN": meta.is_langchain(),
         "NOTEBOOK_RUNTIME": (
             "GOOGLE_COLAB"
             if meta.is_colab()