# circuits 2.1.0 documentation

# Requirements and Dependencies

- circuits has no required dependencies beyond the Python Standard Library.
- Python: >= 2.6 or pypy >= 2.0

Supported Platforms:
| Linux, FreeBSD, Mac OS X, Windows
Supported Python Versions:
| 2.6, 2.7, 3.2, 3.3
Supported pypy Versions:
| 2.0

## Other Optional Dependencies

These dependencies are not strictly required and only add additional features.

- pydot – For rendering component graphs of an application.
- pyinotify – For asynchronous file system event notifications and the `circuits.io.notify` module.