# Identity Pipeline
Demonstrates the Ident node: write CSV as plain text, read it back
as a Polars DataFrame via Ident, and produce a Plotly bar chart.
## Usage
```sh
cargo run --example ident_app -- \
--catalog-path examples/ident_data/catalog.yml \
--params-path examples/ident_data/params.yml run
```
## Types
```rust,ignore
{{#include ../../../examples/ident_app.rs:types}}
```
## Node functions
```rust,ignore
{{#include ../../../examples/ident_app.rs:nodes}}
```
## Pipeline definition
```rust,ignore
{{#include ../../../examples/ident_app.rs:pipeline}}
```
## Pipeline visualization
<a href="../assets/ident_viz.html" target="_blank">Open fullscreen</a>
<iframe src="../assets/ident_viz.html" style="width:100%; height:600px; border:1px solid #ccc; border-radius:4px;"></iframe>