# Apply ProgramType

![](/files/-Mihpf-qshSdkEBcwiWn)

![](/files/-MihpeMY8fPcBf9OW3H0) - [\[source code\]](https://github.com/ladybug-tools/honeybee-grasshopper-energy/blob/master/honeybee_grasshopper_energy/src//HB%20Apply%20ProgramType.py)

Apply ProgramType objects to Rooms or a Model.

### Inputs

* **rooms \[Required]**

Honeybee Rooms to which the input program should be assigned. This can also be a Honeybee Model for which all Rooms will be assigned the ProgramType.

* **program \[Required]**

A ProgramType object to apply to the input rooms. This can also be text for the program of the Rooms (to be looked up in the ProgramType library) such as that output from the "HB List Programs" component.

* **overwrite**

A Boolean to note whether any loads assigned specifically to the Room, which overwrite the loads of ProgramType should be reset so that they are determined by the input program. (Default: False).

### Outputs

* **report**

Reports, errors, warnings, etc.

* **rooms**

The input Rooms with their loads edited.


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.ladybug.tools/hb-energy-primer/components/3_loads/apply_programtype.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.