Python Task Component
TaskPythonComponent
info
TaskPythonComponent is defined beneath the following ancestor nodes in the YAML structure:
Below are the properties for the TaskPythonComponent. Each property links to the specific details section further down in this page.
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| dependencies | array[None] | No | List of dependencies that must complete before this Component runs. | |
| event_time | string | No | Timestamp column in the component output used to represent event time. | |
| python | No | Python transform function to execute for data transformation. |
Property Details
Component
A Component is a fundamental building block of a data Flow. Supported Component types include: Read, Transform, Task, Test, and more.
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| component | One of: CustomPythonReadComponent ApplicationComponent AliasedTableComponent ExternalTableComponent | Yes | Component configuration options. |
TaskComponent
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| skip | boolean | No | Boolean flag indicating whether to skip processing for the Component or not. | |
| retry_strategy | No | Retry strategy configuration options for the Component if any exceptions are encountered. | ||
| description | string | No | A brief description of what the model does. | |
| metadata | No | Meta information of a resource. In most cases it doesn't affect the system behavior but may be helpful to analyze project resources. | ||
| name | string | Yes | The name of the model | |
| flow_name | string | No | Name of the Flow that the Component belongs to. | |
| data_maintenance | No | The data maintenance configuration options for the Component. | ||
| tests | No | Defines tests to run on this Component's data. | ||
| task | One of: TaskSqlComponent TaskPythonComponent | Yes |
PythonTransformComponent
Python transform function to execute for transforming the data.
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| entrypoint | string | Yes | The entrypoint for the python transform function. | |
| source | string | Yes | The source file for the python transform function. |
InputComponent
Specification for input Components defining how partitioning behaviors should be handled. This metadata is required when a Component serves as an input to other Components within a Flow.
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| flow | string | Yes | Name of the parent Flow that the input Component belongs to. | |
| name | string | Yes | Name of the input Component. | |
| alias | string | No | Alias to use for the input Component. | |
| partition_spec | Any of: string ("full_reduction", "map") | No | The type of partitioning to apply to the component's input data before processing the component's logic. Input partitioning is applied before the component's logic is executed. | |
| where | string | No | Optional filter condition to apply to the input Component's data. | |
| partition_binding | Any of: string | No | Optional partition binding specification to apply to the Component on a per-output-partition basis against other inputs' partitions. |
PartitionBinding
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| logical_operator | logical_operator | string ("AND", "OR") | No | TLogical operator to use to combine the partition binding predicates provided |
| predicates | predicates | array[string] | No | List of partition binding predicates to apply to the input Component's data |
RepartitionSpec
Specification for repartitioning operations on input Component's data
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| repartition | No | Options for repartitioning the input Component's data. |
RepartitionOptions
Options for repartitioning the input Component's data.
| Property | Default | Type | Required | Description |
|---|---|---|---|---|
| partition_by | string | Yes | Column to partition by. | |
| granularity | string | Yes | Granularity to use for the partitioning. |