Artifact Stores
ZenML's artifact-store stores artifacts in a file system.
In ZenML, the inputs and outputs which go through any step is treated as an
artifact and as its name suggests, an ArtifactStore
is a place where these
artifacts get stored.
Out of the box, ZenML comes with the BaseArtifactStore
and
LocalArtifactStore
implementations. While the BaseArtifactStore
establishes
an interface for people who want to extend it to their needs, the
LocalArtifactStore
is a simple implementation for a local setup.
Moreover, additional artifact stores can be found in specific integrations
modules, such as the GCPArtifactStore
in the gcp
integration and the
AzureArtifactStore
in the azure
integration.
BaseArtifactStore
Bases: StackComponent
Base class for all ZenML artifact stores.
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
config
property
Returns the BaseArtifactStoreConfig
config.
Returns:
Type | Description |
---|---|
BaseArtifactStoreConfig
|
The configuration. |
custom_cache_key
property
Custom cache key.
Any artifact store can override this property in case they need additional control over the caching behavior.
Returns:
Type | Description |
---|---|
Optional[bytes]
|
Custom cache key. |
path
property
The path to the artifact store.
Returns:
Type | Description |
---|---|
str
|
The path. |
__init__(*args, **kwargs)
Initiate the Pydantic object and register the corresponding filesystem.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
*args
|
Any
|
The positional arguments to pass to the Pydantic object. |
()
|
**kwargs
|
Any
|
The keyword arguments to pass to the Pydantic object. |
{}
|
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
copyfile(src, dst, overwrite=False)
abstractmethod
Copy a file from the source to the destination.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
src
|
PathType
|
The source path. |
required |
dst
|
PathType
|
The destination path. |
required |
overwrite
|
bool
|
Whether to overwrite the destination file if it exists. |
False
|
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
exists(path)
abstractmethod
Checks if a path exists.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to check. |
required |
Returns:
Type | Description |
---|---|
bool
|
|
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
glob(pattern)
abstractmethod
Gets the paths that match a glob pattern.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
pattern
|
PathType
|
The glob pattern. |
required |
Returns:
Type | Description |
---|---|
List[PathType]
|
The list of paths that match the pattern. |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
isdir(path)
abstractmethod
Returns whether the given path points to a directory.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to check. |
required |
Returns:
Type | Description |
---|---|
bool
|
|
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
listdir(path)
abstractmethod
Returns a list of files under a given directory in the filesystem.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to list. |
required |
Returns:
Type | Description |
---|---|
List[PathType]
|
The list of files under the given path. |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
makedirs(path)
abstractmethod
Make a directory at the given path, recursively creating parents.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to create. |
required |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
mkdir(path)
abstractmethod
Make a directory at the given path; parent directory must exist.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to create. |
required |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
open(path, mode='r')
abstractmethod
Open a file at the given path.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path of the file to open. |
required |
mode
|
str
|
The mode to open the file. |
'r'
|
Returns:
Type | Description |
---|---|
Any
|
The file object. |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
remove(path)
abstractmethod
Remove the file at the given path. Dangerous operation.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to remove. |
required |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
rename(src, dst, overwrite=False)
abstractmethod
Rename source file to destination file.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
src
|
PathType
|
The source path. |
required |
dst
|
PathType
|
The destination path. |
required |
overwrite
|
bool
|
Whether to overwrite the destination file if it exists. |
False
|
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
rmtree(path)
abstractmethod
Deletes dir recursively. Dangerous operation.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to delete. |
required |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
size(path)
abstractmethod
Get the size of a file in bytes.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to the file. |
required |
Returns:
Type | Description |
---|---|
Optional[int]
|
The size of the file in bytes or |
Optional[int]
|
does not implement the |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
stat(path)
abstractmethod
Return the stat descriptor for a given file path.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
PathType
|
The path to check. |
required |
Returns:
Type | Description |
---|---|
Any
|
The stat descriptor. |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
walk(top, topdown=True, onerror=None)
abstractmethod
Return an iterator that walks the contents of the given directory.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
top
|
PathType
|
The path to walk. |
required |
topdown
|
bool
|
Whether to walk the top-down or bottom-up. |
True
|
onerror
|
Optional[Callable[..., None]]
|
The error handler. |
None
|
Returns:
Type | Description |
---|---|
Iterable[Tuple[PathType, List[PathType], List[PathType]]]
|
The iterator that walks the contents of the given directory. |
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
BaseArtifactStoreConfig
Bases: StackComponentConfig
Config class for BaseArtifactStore
.
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
BaseArtifactStoreFlavor
Bases: Flavor
Base class for artifact store flavors.
Source code in src/zenml/artifact_stores/base_artifact_store.py
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|
config_class
property
Config class for this flavor.
Returns:
Type | Description |
---|---|
Type[StackComponentConfig]
|
The config class. |
implementation_class
abstractmethod
property
type
property
LocalArtifactStore
Bases: LocalFilesystem
, BaseArtifactStore
Artifact Store for local artifacts.
All methods are inherited from the default LocalFilesystem
.
Source code in src/zenml/artifact_stores/local_artifact_store.py
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|
custom_cache_key
property
Custom cache key.
The client ID is returned here to invalidate caching when using the same local artifact store on multiple client machines.
Returns:
Type | Description |
---|---|
Optional[bytes]
|
Custom cache key. |
local_path
property
Returns the local path of the artifact store.
Returns:
Type | Description |
---|---|
Optional[str]
|
The local path of the artifact store. |
path
property
Returns the path to the local artifact store.
If the user has not defined a path in the config, this will create a sub-folder in the global config directory.
Returns:
Type | Description |
---|---|
str
|
The path to the local artifact store. |
get_default_local_path(id_)
staticmethod
Returns the default local path for a local artifact store.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
id_
|
UUID
|
The id of the local artifact store. |
required |
Returns:
Name | Type | Description |
---|---|---|
str |
str
|
The default local path. |
Source code in src/zenml/artifact_stores/local_artifact_store.py
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|
LocalArtifactStoreConfig
Bases: BaseArtifactStoreConfig
Config class for the local artifact store.
Attributes:
Name | Type | Description |
---|---|---|
path |
str
|
The path to the local artifact store. |
Source code in src/zenml/artifact_stores/local_artifact_store.py
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|
is_local
property
Checks if this stack component is running locally.
Returns:
Type | Description |
---|---|
bool
|
True if this config is for a local component, False otherwise. |
ensure_path_local(path)
classmethod
Pydantic validator which ensures that the given path is a local path.
Parameters:
Name | Type | Description | Default |
---|---|---|---|
path
|
str
|
The path to validate. |
required |
Returns:
Name | Type | Description |
---|---|---|
str |
str
|
The validated (local) path. |
Raises:
Type | Description |
---|---|
ArtifactStoreInterfaceError
|
If the given path is not a local path. |
Source code in src/zenml/artifact_stores/local_artifact_store.py
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|
LocalArtifactStoreFlavor
Bases: BaseArtifactStoreFlavor
Class for the LocalArtifactStoreFlavor
.
Source code in src/zenml/artifact_stores/local_artifact_store.py
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|
config_class
property
Config class for this flavor.
Returns:
Type | Description |
---|---|
Type[LocalArtifactStoreConfig]
|
The config class. |
docs_url
property
A url to point at docs explaining this flavor.
Returns:
Type | Description |
---|---|
Optional[str]
|
A flavor docs url. |
implementation_class
property
logo_url
property
A url to represent the flavor in the dashboard.
Returns:
Type | Description |
---|---|
str
|
The flavor logo. |
name
property
Returns the name of the artifact store flavor.
Returns:
Name | Type | Description |
---|---|---|
str |
str
|
The name of the artifact store flavor. |
sdk_docs_url
property
A url to point at docs explaining this flavor.
Returns:
Type | Description |
---|---|
Optional[str]
|
A flavor docs url. |