avatarUrl: https://avatars.githubusercontent.com/u/10561752?u=5ee314d54aa79592c18566827ad8914debd5630d&v=4
    url: https://github.com/dzoladz
  - login: Alisa-lisa
    avatarUrl: https://avatars.githubusercontent.com/u/4137964?u=e7e393504f554f4ff15863a1e01a5746863ef9ce&v=4
    url: https://github.com/Alisa-lisa
  - login: danielunderwood
    avatarUrl: https://avatars.githubusercontent.com/u/4472301?v=4
    url: https://github.com/danielunderwood

```Python hl_lines="16  19"
{!../../../docs_src/events/tutorial003.py!}
```

Aqui nós estamos simulando a *inicialização* custosa do carregamento do modelo colocando a (falsa) função de modelo no dicionário com modelos de _machine learning_ antes do `yield`. Este código será executado **antes** da aplicação **começar a receber requisições**, durante a *inicialização*.

b-data.io

// backplane : https://www.backplane.io
// Submitted by Anthony Voutas <******@****.***>
backplaneapp.io

// Balena : https://www.balena.io
// Submitted by Petros Angelatos <petrosagg@balena.io>
balena-devices.com

// University of Banja Luka : https://unibl.org
// Domains for Republic of Srpska administrative entity.

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