# Request continuous waveform data from CSV catalog

This example shows how to request waveform data based on a catalog in CSV format.

Below is an example catalog file in CSV format. The catalog is obtained from [IRIS web service](http://service.iris.edu/fdsnws/event/1/).

```{include} events.csv
:literal:
```

Python script:

```{literalinclude} example1.py
:language: python
```