> ## Documentation Index
> Fetch the complete documentation index at: https://cdktn.io/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Python: ISynthesisSession

> CDKTN Core API Reference for ISynthesisSession in Python.

* *Implemented By:* <a href="#cdktn.ISynthesisSession">ISynthesisSession</a>

Represents a single session of synthesis.

Passed into `TerraformStack.onSynthesize()` methods.
originally from aws/constructs lib v3.3.126 (synth functionality was removed in constructs v10)

## Properties <a name="Properties" id="Properties" />

| **Name**                                                                                     | **Type**                                            | **Description**                                  |
| -------------------------------------------------------------------------------------------- | --------------------------------------------------- | ------------------------------------------------ |
| <code><a href="#cdktn.ISynthesisSession.property.manifest">manifest</a></code>               | <code><a href="#cdktn.Manifest">Manifest</a></code> | *No description.*                                |
| <code><a href="#cdktn.ISynthesisSession.property.outdir">outdir</a></code>                   | <code>str</code>                                    | The output directory for this synthesis session. |
| <code><a href="#cdktn.ISynthesisSession.property.skipValidation">skip\_validation</a></code> | <code>bool</code>                                   | *No description.*                                |

***

### `manifest`<sup>Required</sup> <a name="manifest" id="cdktn.ISynthesisSession.property.manifest" />

```python theme={null}
manifest: Manifest
```

* *Type:* <a href="#cdktn.Manifest">Manifest</a>

***

### `outdir`<sup>Required</sup> <a name="outdir" id="cdktn.ISynthesisSession.property.outdir" />

```python theme={null}
outdir: str
```

* *Type:* str

The output directory for this synthesis session.

***

### `skip_validation`<sup>Optional</sup> <a name="skip_validation" id="cdktn.ISynthesisSession.property.skipValidation" />

```python theme={null}
skip_validation: bool
```

* *Type:* bool

***