### Model for Input { #model-for-input }

If you use this model as an input like here:

{* ../../docs_src/separate_openapi_schemas/tutorial001_py310.py ln[1:15] hl[14] *}

...then the `description` field will **not be required**. Because it has a default value of `None`.

### Input Model in Docs { #input-model-in-docs }

//// tab | `venv`

Para crear un entorno virtual, puedes usar el módulo `venv` que viene con Python.

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```console
$ python -m venv .venv
```

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/// details | Qué significa ese comando

* `python`: usa el programa llamado `python`
* `-m`: llama a un módulo como un script, indicaremos cuál módulo a continuación
* `venv`: usa el módulo llamado `venv` que normalmente viene instalado con Python

//// tab | `venv`

Para criar um ambiente virtual, você pode usar o módulo `venv` que vem com o Python.

<div class="termy">

```console
$ python -m venv .venv
```

</div>

/// details | O que esse comando significa

* `python`: usa o programa chamado `python`
* `-m`: chama um módulo como um script, nós diremos a ele qual módulo vem em seguida
* `venv`: usa o módulo chamado `venv` que normalmente vem instalado com o Python

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import org.apache.maven.api.model.InputLocation;
import org.apache.maven.api.model.Model;

/**
 * Collects problems that are encountered during model building. The primary purpose of this component is to account for
 * the fact that the problem reporter has/should not have information about the calling context and hence cannot provide

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import javax.inject.Named;
import javax.inject.Singleton;

import org.apache.maven.model.Model;
import org.apache.maven.model.building.DefaultModelBuildingRequest;
import org.apache.maven.model.building.ModelBuildingRequest;
import org.apache.maven.model.building.ModelProblem;
import org.apache.maven.model.building.ModelProblemCollector;
import org.apache.maven.model.building.ModelProblemCollectorRequest;

/**
 */
@Deprecated
@Named

    private ToolchainModel model;

    /**
     *
     * @param model the model, must not be {@code null}
     * @param logger the logger, must not be {@code null}
     */
    protected DefaultToolchain(ToolchainModel model, Logger logger) {
        this.model = model;
        this.logger = logger;
    }

    /**
     *
     * @param model the model, must not be {@code null}
     * @param type the type

import org.apache.maven.api.annotations.Nullable;
import org.apache.maven.api.di.Named;
import org.apache.maven.api.model.Model;
import org.apache.maven.api.services.Source;

/**
 * The {@code ModelParser} interface is used to locate and read {@link Model}s from the file system.
 * This allows plugging in additional syntaxes for the main model read by Maven when building a project.
 *
 * @since 4.0.0
 */
@Experimental
@Consumer
@Named

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