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Fix Langchain example typo #3881

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Fix Langchain example typo #3881

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6 changes: 3 additions & 3 deletions ...tation-genai/opentelemetry-instrumentation-langchain/examples/manual/README.rst
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
OpenTelemetry Langcahin Instrumentation Example
OpenTelemetry Langchain Instrumentation Example
===============================================

This is an example of how to instrument Langchain when configuring OpenTelemetry SDK and instrumentations manually.
Expand All @@ -8,14 +8,14 @@ Traces include details such as the span name and other attributes.

Note: `.env <.env>`_ file configures additional environment variables:
- :code:`OTEL_LOGS_EXPORTER=otlp` to specify exporter type.
- :code:`OPENAI_API_KEY` open AI key for accessing the OpenAI API.
- :code:`OPENAI_API_KEY` key for accessing the OpenAI API.
- :code:`OTEL_EXPORTER_OTLP_ENDPOINT` to specify the endpoint for exporting traces (default is http://localhost:4317).

Setup
-----

Minimally, update the `.env <.env>`_ file with your :code:`OPENAI_API_KEY`.
An OTLP compatible endpoint should be listening for traces http://localhost:4317.
An OTLP compatible endpoint should be listening for traces at http://localhost:4317.
If not, update :code:`OTEL_EXPORTER_OTLP_ENDPOINT` as well.

Next, set up a virtual environment like this:
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