---
title: QobjHeader (v0.46)
description: API reference for qiskit.qobj.QobjHeader in qiskit v0.46
source: https://eu-de.quantum.cloud.ibm.com/docs/en/api/qiskit/0.46/qiskit.qobj.QobjHeader
---

# QobjHeader

*class* `qiskit.qobj.QobjHeader(**kwargs)`

[GitHub](https://github.com/qiskit/qiskit/tree/stable/0.46/qiskit/qobj/common.py)

Bases: `QobjDictField`

A class used to represent a dictionary header in Qobj objects.

Instantiate a new Qobj dict field object.

**Parameters**

**kwargs** – arbitrary keyword arguments that can be accessed as attributes of the object.

## Methods

### from\_dict

*classmethod* `from_dict(data)`

Create a new QobjHeader object from a dictionary.

**Parameters**

**data** ([*dict*](https://docs.python.org/3/library/stdtypes.html#dict)) – A dictionary representing the QobjHeader to create. It will be in the same format as output by [`to_dict()`](#qiskit.qobj.QobjHeader.to_dict "qiskit.qobj.QobjHeader.to_dict").

**Returns**

The QobjDictField from the input dictionary.

**Return type**

QobjDictFieldr

### to\_dict

`to_dict()`

Return a dictionary format representation of the OpenQASM 2 Qobj.

**Returns**

The dictionary form of the QobjHeader.

**Return type**

[dict](https://docs.python.org/3/library/stdtypes.html#dict)