kedro.framework.context.KedroContext¶

class kedro.framework.context.KedroContext(package_name, project_path, config_loader, hook_manager, env=None, extra_params=None)[source]¶

KedroContext is the base class which holds the configuration and Kedro’s main functionality.

Attributes

`catalog`	Read-only property referring to Kedro's `DataCatalog` for this context.
`config_loader`	Read-only property referring to Kedro's `ConfigLoader` for this context.
`env`	Property for the current Kedro environment.
`params`	Read-only property referring to Kedro's parameters for this context.
`project_path`	Read-only property containing Kedro's root project directory.

Methods

__init__(package_name, project_path, config_loader, hook_manager, env=None, extra_params=None)[source]¶

Create a context object by providing the root of a Kedro project and the environment configuration subfolders (see kedro.config.ConfigLoader)

Raises

KedroContextError – If there is a mismatch between Kedro project version and package version.

Parameters

package_name (str) – Package name for the Kedro project the context is created for.
project_path (Union[Path, str]) – Project path to define the context for.
hook_manager (PluginManager) – The PluginManager to activate hooks, supplied by the session.
env (Optional[str]) – Optional argument for configuration default environment to be used for running the pipeline. If not specified, it defaults to “local”.
extra_params (Optional[Dict[str, Any]]) – Optional dictionary containing extra project parameters. If specified, will update (and therefore take precedence over) the parameters retrieved from the project configuration.

property catalog: DataCatalog¶

Read-only property referring to Kedro’s DataCatalog for this context.

Return type: DataCatalog
Returns: DataCatalog defined in catalog.yml.
Raises: KedroContextError – Incorrect DataCatalog registered for the project.

property config_loader¶

Read-only property referring to Kedro’s ConfigLoader for this context. :returns: Instance of ConfigLoader.

Raises: KedroContextError – Incorrect ConfigLoader registered for the project.

property env: Optional[str]¶

Property for the current Kedro environment.

Return type: Optional[str]
Returns: Name of the current Kedro environment.

property params: Dict[str, Any]¶

Read-only property referring to Kedro’s parameters for this context.

Return type

Dict[str, Any]

Returns

Parameters defined in parameters.yml with the addition of any: extra parameters passed at initialization.

property project_path: Path¶

Read-only property containing Kedro’s root project directory.

Return type: Path
Returns: Project directory.