8000 Add documentation for how to export exemplars by csmarchbanks · Pull Request #934 · prometheus/client_python · GitHub
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Add documentation for how to export exemplars #934

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Aug 8, 2023
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Add documentation for how to export exemplars #934

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14 changes: 14 additions & 0 deletions README.md
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Expand Up @@ -252,6 +252,20 @@ h = Histogram('request_latency_seconds', 'Description of histogram')
h.observe(4.7, {'trace_id': 'abc123'})
```

Exemplars are only rendered in the OpenMetrics exposition format. If using the
HTTP server or apps in this library, content negotiation can be used to specify
OpenMetrics (which is done by default in Prometheus). Otherwise it will be
necessary to use `generate_latest` from
`prometheus_client.openmetrics.exposition` to view exemplars.

To view exemplars in Prometheus it is also necessary to enable the the
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Maybe we can link to the actual doc in addition

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Good idea, updated.

exemplar-storage feature flag:
```
--enable-feature=exemplar-storage
```
Additional information is available in [the Prometheus
documentation](https://prometheus.io/docs/prometheus/latest/feature_flags/#exemplars-storage).

### Disabling `_created` metrics

By default counters, histograms, and summaries export an additional series
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