# Slot: env 


_Environment variables exported before the task command on every engine (e.g. XLA_PYTHON_CLIENT_PREALLOCATE=false). An ordered list of {name, value}; values are shell-quoted at emit time._



<div data-search-exclude markdown="1">



URI: [tvbo:slot/env](https://w3id.org/tvbo/slot/env)
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## Applicable Classes

| Name | Description | Modifies Slot |
| --- | --- | --- |
| [WorkflowEngineConfig](../classes/WorkflowEngineConfig.qmd) | Execution directives for a workflow engine |  no  |






## Properties

### Type and Range

| Property | Value |
| --- | --- |
| Range | [EnvironmentVariable](../classes/EnvironmentVariable.qmd) |
| Domain Of | [WorkflowEngineConfig](../classes/WorkflowEngineConfig.qmd) |

### Cardinality and Requirements

| Property | Value |
| --- | --- |
| Multivalued | Yes |
### Slot Characteristics

| Property | Value |
| --- | --- |
| Owner | [WorkflowEngineConfig](../classes/WorkflowEngineConfig.qmd) |












## Identifier and Mapping Information





### Schema Source


* from schema: https://w3id.org/tvbo




## Mappings

| Mapping Type | Mapped Value |
| ---  | ---  |
| self | tvbo:env |
| native | tvbo:env |




## LinkML Source

<details>
```yaml
name: env
description: Environment variables exported before the task command on every engine
  (e.g. XLA_PYTHON_CLIENT_PREALLOCATE=false). An ordered list of {name, value}; values
  are shell-quoted at emit time.
from_schema: https://w3id.org/tvbo
rank: 1000
owner: WorkflowEngineConfig
domain_of:
- WorkflowEngineConfig
range: EnvironmentVariable
multivalued: true
inlined: true
inlined_as_list: true

```
</details></div>