# {py:mod}`qcheff.utils.system`

```{py:module} qcheff.utils.system
```

```{autodoc2-docstring} qcheff.utils.system
:allowtitles:
```

## Module Contents

### Classes

````{list-table}
:class: autosummary longtable
:align: left

* - {py:obj}`QuTiPSystem <qcheff.utils.system.QuTiPSystem>`
  - ```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem
    :summary:
    ```
````

### API

`````{py:class} QuTiPSystem
:canonical: qcheff.utils.system.QuTiPSystem

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem
```

````{py:attribute} drift_ham
:canonical: qcheff.utils.system.QuTiPSystem.drift_ham
:type: qutip.Qobj | None
:value: >
   None

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem.drift_ham
```

````

````{py:attribute} control_sigs
:canonical: qcheff.utils.system.QuTiPSystem.control_sigs
:type: collections.abc.Sequence[qcheff.utils.pulses.ControlPulse]
:value: >
   None

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem.control_sigs
```

````

````{py:attribute} control_hams
:canonical: qcheff.utils.system.QuTiPSystem.control_hams
:type: collections.abc.Sequence[qutip.Qobj]
:value: >
   None

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem.control_hams
```

````

````{py:method} get_qutip_tdham(tlist)
:canonical: qcheff.utils.system.QuTiPSystem.get_qutip_tdham

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem.get_qutip_tdham
```

````

````{py:method} get_magnus_system(tlist, *, device='cpu', sparse: bool = False)
:canonical: qcheff.utils.system.QuTiPSystem.get_magnus_system

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem.get_magnus_system
```

````

````{py:method} plot_control_signals(tlist, axis=None, **kwargs)
:canonical: qcheff.utils.system.QuTiPSystem.plot_control_signals

```{autodoc2-docstring} qcheff.utils.system.QuTiPSystem.plot_control_signals
```

````

`````