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common ¤

Common nodes and field types of bioimage.io specifications.

Classes:

Name Description
BytesReader
FileDescr

A file description
HttpUrl

A URL with the HTTP or HTTPS scheme.
InvalidDescr

A representation of an invalid resource description
RelativeFilePath

A path relative to the rdf.yaml file (also if the RDF source is a URL).
RootHttpUrl

An untested HTTP URL, possibly a 'URL folder' or an invalid HTTP URL
Sha256

A SHA-256 hash value

Attributes:

Name Type Description
AbsoluteDirectory
AbsoluteFilePath
BioimageioYamlContent
BioimageioYamlSource
FileName
FilePath
FileSource
PermissiveFileSource
YamlValue
ZipPath

AbsoluteDirectory module-attribute ¤

AbsoluteDirectory = Annotated[
    pydantic.DirectoryPath,
    Predicate(Path.is_absolute),
    pydantic.Field(title="AbsoluteDirectory"),
]
Used by:

AbsoluteFilePath module-attribute ¤

AbsoluteFilePath = Annotated[
    pydantic.FilePath,
    Predicate(Path.is_absolute),
    pydantic.Field(title="AbsoluteFilePath"),
]
Returned by: Subclassed by:

BioimageioYamlContent module-attribute ¤

BioimageioYamlContent = Dict[str, YamlValue]
Returned by: Used by:

BioimageioYamlSource module-attribute ¤

BioimageioYamlSource = Union[
    PermissiveFileSource,
    ZipFile,
    BioimageioYamlContent,
    BioimageioYamlContentView,
]
Used by:

FileName module-attribute ¤

FileName = str
Returned by: Used by:

FilePath module-attribute ¤

FilePath = Annotated[
    pydantic.FilePath, pydantic.Field(title="FilePath")
]
Used by:

FileSource module-attribute ¤

FileSource = Annotated[
    Union[HttpUrl, RelativeFilePath, FilePath],
    Field(union_mode="left_to_right"),
]
Returned by: Used by:

PermissiveFileSource module-attribute ¤

PermissiveFileSource = Union[
    FileSource, str, pydantic.HttpUrl
]
Used by:

YamlValue module-attribute ¤

YamlValue = Union[
    YamlLeafValue,
    List["YamlValue"],
    Dict[YamlKey, "YamlValue"],
]
Returned by: Used by:

ZipPath module-attribute ¤

ZipPath = zipp.Path
Returned by: Subclassed by: Used by:

BytesReader ¤

BytesReader(
    reader: Union[BytesReaderP, BytesReaderIntoP],
    *,
    sha256: Optional[Sha256],
    suffix: Suffix,
    original_file_name: FileName,
    original_root: Union[
        RootHttpUrl, AbsoluteDirectory, ZipFile
    ],
    is_zipfile: Optional[bool],
)

Bases: BytesReaderP


              flowchart TD
              bioimageio.spec.common.BytesReader[BytesReader]
              bioimageio.spec._internal.io_basics.BytesReaderP[BytesReaderP]

                              bioimageio.spec._internal.io_basics.BytesReaderP --> bioimageio.spec.common.BytesReader
                


              click bioimageio.spec.common.BytesReader href "" "bioimageio.spec.common.BytesReader"
              click bioimageio.spec._internal.io_basics.BytesReaderP href "" "bioimageio.spec._internal.io_basics.BytesReaderP"
Returned by: Used by:

Methods:

Name Description
read
read_text
readable
seek
seekable
tell

Attributes:

Name Type Description
closed bool
is_zipfile bool
original_file_name FileName
original_root Union[RootHttpUrl, AbsoluteDirectory, ZipFile]
sha256 Sha256
suffix Suffix
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def __init__(
    self,
    /,
    reader: Union[BytesReaderP, BytesReaderIntoP],
    *,
    sha256: Optional[Sha256],
    suffix: Suffix,
    original_file_name: FileName,
    original_root: Union[RootHttpUrl, AbsoluteDirectory, ZipFile],
    is_zipfile: Optional[bool],
) -> None:
    self._reader = reader
    self._sha256 = sha256
    self._suffix = suffix
    self._original_file_name = original_file_name
    self._original_root = original_root
    self._is_zipfile = is_zipfile
    super().__init__()

closed property ¤

closed: bool

is_zipfile property ¤

is_zipfile: bool

original_file_name property ¤

original_file_name: FileName

original_root property ¤

original_root: Union[
    RootHttpUrl, AbsoluteDirectory, ZipFile
]

sha256 property ¤

sha256: Sha256

suffix property ¤

suffix: Suffix

read ¤

read(size: int = -1) -> bytes
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def read(self, size: int = -1, /) -> bytes:
    return self._reader.read(size)

read_text ¤

read_text(encoding: str = 'utf-8') -> str
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def read_text(self, encoding: str = "utf-8") -> str:
    return self._reader.read().decode(encoding)

readable ¤

readable() -> bool
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def readable(self) -> bool:
    return True

seek ¤

seek(offset: int, whence: int = os.SEEK_SET) -> int
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def seek(self, offset: int, whence: int = os.SEEK_SET, /) -> int:
    return self._reader.seek(offset, whence)

seekable ¤

seekable() -> bool
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def seekable(self) -> bool:
    return True

tell ¤

tell() -> int
Source code in src/bioimageio/spec/_internal/io_basics.py 
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def tell(self) -> int:
    return self._reader.tell()

FileDescr pydantic-model ¤

Bases: Node

A file description

Show JSON schema: 
{
  "$defs": {
    "RelativeFilePath": {
      "description": "A path relative to the `rdf.yaml` file (also if the RDF source is a URL).",
      "format": "path",
      "title": "RelativeFilePath",
      "type": "string"
    }
  },
  "additionalProperties": false,
  "description": "A file description",
  "properties": {
    "source": {
      "anyOf": [
        {
          "description": "A URL with the HTTP or HTTPS scheme.",
          "format": "uri",
          "maxLength": 2083,
          "minLength": 1,
          "title": "HttpUrl",
          "type": "string"
        },
        {
          "$ref": "#/$defs/RelativeFilePath"
        },
        {
          "format": "file-path",
          "title": "FilePath",
          "type": "string"
        }
      ],
      "description": "File source",
      "title": "Source"
    },
    "sha256": {
      "anyOf": [
        {
          "description": "A SHA-256 hash value",
          "maxLength": 64,
          "minLength": 64,
          "title": "Sha256",
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "default": null,
      "description": "SHA256 hash value of the **source** file.",
      "title": "Sha256"
    }
  },
  "required": [
    "source"
  ],
  "title": "_internal.io.FileDescr",
  "type": "object"
}

Fields:

Validators:

  • _validate_sha256

sha256 pydantic-field ¤

sha256: Optional[Sha256] = None

SHA256 hash value of the source file.

source pydantic-field ¤

source: FileSource

File source

suffix property ¤

suffix: str

download ¤

download(
    *,
    progressbar: Union[
        Progressbar, Callable[[], Progressbar], bool, None
    ] = None,
)

alias for .get_reader

Source code in src/bioimageio/spec/_internal/io.py 
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def download(
    self,
    *,
    progressbar: Union[Progressbar, Callable[[], Progressbar], bool, None] = None,
):
    """alias for `.get_reader`"""
    return get_reader(self.source, progressbar=progressbar, sha256=self.sha256)

get_reader ¤

get_reader(
    *,
    progressbar: Union[
        Progressbar, Callable[[], Progressbar], bool, None
    ] = None,
)

open the file source (download if needed)

Source code in src/bioimageio/spec/_internal/io.py 
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def get_reader(
    self,
    *,
    progressbar: Union[Progressbar, Callable[[], Progressbar], bool, None] = None,
):
    """open the file source (download if needed)"""
    return get_reader(self.source, progressbar=progressbar, sha256=self.sha256)

model_validate classmethod ¤

model_validate(
    obj: Union[Any, Mapping[str, Any]],
    *,
    strict: Optional[bool] = None,
    extra: Optional[
        Literal["allow", "ignore", "forbid"]
    ] = None,
    from_attributes: Optional[bool] = None,
    context: Union[
        ValidationContext, Mapping[str, Any], None
    ] = None,
    by_alias: Optional[bool] = None,
    by_name: Optional[bool] = None,
) -> Self

Validate a pydantic model instance.

Parameters:

Name Type Description Default

obj ¤

 Union[Any, Mapping[str, Any]]

The object to validate.

 required

strict ¤

 Optional[bool]

Whether to raise an exception on invalid fields.

 None

from_attributes ¤

 Optional[bool]

Whether to extract data from object attributes.

 None

context ¤

 Union[ValidationContext, Mapping[str, Any], None]

Additional context to pass to the validator.

 None

Raises:

Type Description
ValidationError

If the object failed validation.

Returns:

Type Description
Self

The validated description instance.
Source code in src/bioimageio/spec/_internal/node.py 
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@classmethod
def model_validate(
    cls,
    obj: Union[Any, Mapping[str, Any]],
    *,
    strict: Optional[bool] = None,
    extra: Optional[Literal["allow", "ignore", "forbid"]] = None,
    from_attributes: Optional[bool] = None,
    context: Union[ValidationContext, Mapping[str, Any], None] = None,
    by_alias: Optional[bool] = None,
    by_name: Optional[bool] = None,
) -> Self:
    """Validate a pydantic model instance.

    Args:
        obj: The object to validate.
        strict: Whether to raise an exception on invalid fields.
        from_attributes: Whether to extract data from object attributes.
        context: Additional context to pass to the validator.

    Raises:
        ValidationError: If the object failed validation.

    Returns:
        The validated description instance.
    """
    __tracebackhide__ = True

    if context is None:
        context = get_validation_context()
    elif isinstance(context, collections.abc.Mapping):
        context = ValidationContext(**context)

    assert not isinstance(obj, collections.abc.Mapping) or is_kwargs(obj), obj

    # TODO: pass on extra with pydantic >=2.12
    if extra is not None:
        warnings.warn("`extra` argument is currently ignored")

    with context:
        # use validation context as context manager for equal behavior of __init__ and model_validate
        return super().model_validate(
            obj, strict=strict, from_attributes=from_attributes
        )

validate_sha256 ¤

validate_sha256(force_recompute: bool = False) -> None

validate the sha256 hash value of the source file

Source code in src/bioimageio/spec/_internal/io.py 
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def validate_sha256(self, force_recompute: bool = False) -> None:
    """validate the sha256 hash value of the **source** file"""
    context = get_validation_context()
    src_str = str(self.source)
    if not force_recompute and src_str in context.known_files:
        actual_sha = context.known_files[src_str]
    else:
        reader = get_reader(self.source, sha256=self.sha256)
        if force_recompute:
            actual_sha = get_sha256(reader)
        else:
            actual_sha = reader.sha256

        context.known_files[src_str] = actual_sha

    if actual_sha is None:
        return
    elif self.sha256 == actual_sha:
        pass
    elif self.sha256 is None or context.update_hashes:
        self.sha256 = actual_sha
    elif self.sha256 != actual_sha:
        raise ValueError(
            f"Sha256 mismatch for {self.source}. Expected {self.sha256}, got "
            + f"{actual_sha}. Update expected `sha256` or point to the matching "
            + "file."
        )

HttpUrl ¤

Bases: RootHttpUrl


              flowchart TD
              bioimageio.spec.common.HttpUrl[HttpUrl]
              bioimageio.spec._internal.root_url.RootHttpUrl[RootHttpUrl]
              bioimageio.spec._internal.validated_string.ValidatedString[ValidatedString]

                              bioimageio.spec._internal.root_url.RootHttpUrl --> bioimageio.spec.common.HttpUrl
                                bioimageio.spec._internal.validated_string.ValidatedString --> bioimageio.spec._internal.root_url.RootHttpUrl
                



              click bioimageio.spec.common.HttpUrl href "" "bioimageio.spec.common.HttpUrl"
              click bioimageio.spec._internal.root_url.RootHttpUrl href "" "bioimageio.spec._internal.root_url.RootHttpUrl"
              click bioimageio.spec._internal.validated_string.ValidatedString href "" "bioimageio.spec._internal.validated_string.ValidatedString"

A URL with the HTTP or HTTPS scheme.

Returned by: Subclassed by: Used by:

Methods:

Name Description
__get_pydantic_core_schema__
__get_pydantic_json_schema__
__new__
absolute

analog to absolute method of pathlib.
exists

True if URL is available

Attributes:

Name Type Description
host Optional[str]
parent RootHttpUrl
parents Iterable[RootHttpUrl]

iterate over all URL parents (max 100)
path Optional[str]
root_model Type[RootModel[Any]]

the pydantic root model to validate the string
scheme str
suffix str

host property ¤

host: Optional[str]

parent property ¤

parent: RootHttpUrl

parents property ¤

parents: Iterable[RootHttpUrl]

iterate over all URL parents (max 100)

path property ¤

path: Optional[str]

root_model class-attribute ¤

root_model: Type[RootModel[Any]] = RootModel[
    pydantic.HttpUrl
]

the pydantic root model to validate the string

scheme property ¤

scheme: str

suffix property ¤

suffix: str

__get_pydantic_core_schema__ classmethod ¤

__get_pydantic_core_schema__(
    source_type: Any, handler: GetCoreSchemaHandler
) -> CoreSchema
Source code in src/bioimageio/spec/_internal/validated_string.py 
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@classmethod
def __get_pydantic_core_schema__(
    cls, source_type: Any, handler: GetCoreSchemaHandler
) -> CoreSchema:
    return no_info_after_validator_function(cls, handler(str))

__get_pydantic_json_schema__ classmethod ¤

__get_pydantic_json_schema__(
    core_schema: CoreSchema, handler: GetJsonSchemaHandler
) -> JsonSchemaValue
Source code in src/bioimageio/spec/_internal/validated_string.py 
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@classmethod
def __get_pydantic_json_schema__(
    cls, core_schema: CoreSchema, handler: GetJsonSchemaHandler
) -> JsonSchemaValue:
    json_schema = cls.root_model.model_json_schema(mode=handler.mode)
    json_schema["title"] = cls.__name__.strip("_")
    if cls.__doc__:
        json_schema["description"] = cls.__doc__

    return json_schema

__new__ ¤

__new__(object: object)
Source code in src/bioimageio/spec/_internal/validated_string.py 
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def __new__(cls, object: object):
    _validated = cls.root_model.model_validate(object).root
    self = super().__new__(cls, _validated)
    self._validated = _validated
    return self._after_validator()

absolute ¤

absolute()

analog to absolute method of pathlib.

Source code in src/bioimageio/spec/_internal/root_url.py 
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def absolute(self):
    """analog to `absolute` method of pathlib."""
    return self

exists ¤

exists()

True if URL is available

Source code in src/bioimageio/spec/_internal/url.py 
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def exists(self):
    """True if URL is available"""
    if self._exists is None:
        ctxt = get_validation_context()
        try:
            with ctxt.replace(warning_level=warning_levels.WARNING):
                self._validated = _validate_url(self._validated)
        except Exception as e:
            if ctxt.log_warnings:
                logger.info(e)

            self._exists = False
        else:
            self._exists = True

    return self._exists

InvalidDescr pydantic-model ¤

Bases: ResourceDescrBase

A representation of an invalid resource description

Show JSON schema: 
{
  "additionalProperties": true,
  "description": "A representation of an invalid resource description",
  "properties": {
    "type": {
      "title": "Type"
    },
    "format_version": {
      "title": "Format Version"
    }
  },
  "required": [
    "type",
    "format_version"
  ],
  "title": "An invalid resource description",
  "type": "object"
}

Fields:

file_name property ¤

file_name: Optional[FileName]

File name of the bioimageio.yaml file the description was loaded from.

format_version pydantic-field ¤

format_version: Any = 'unknown'

implemented_format_version class-attribute ¤

implemented_format_version: Literal['unknown'] = 'unknown'

implemented_format_version_tuple class-attribute ¤

implemented_format_version_tuple: Tuple[int, int, int]

implemented_type class-attribute ¤

implemented_type: Literal['unknown'] = 'unknown'

root property ¤

root: Union[RootHttpUrl, DirectoryPath, ZipFile]

The URL/Path prefix to resolve any relative paths with.

type pydantic-field ¤

type: Any = 'unknown'

validation_summary property ¤

validation_summary: ValidationSummary

__pydantic_init_subclass__ classmethod ¤

__pydantic_init_subclass__(**kwargs: Any)
Source code in src/bioimageio/spec/_internal/common_nodes.py 
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@classmethod
def __pydantic_init_subclass__(cls, **kwargs: Any):
    super().__pydantic_init_subclass__(**kwargs)
    # set classvar implemented_format_version_tuple
    if "format_version" in cls.model_fields:
        if "." not in cls.implemented_format_version:
            cls.implemented_format_version_tuple = (0, 0, 0)
        else:
            fv_tuple = get_format_version_tuple(cls.implemented_format_version)
            assert fv_tuple is not None, (
                f"failed to cast '{cls.implemented_format_version}' to tuple"
            )
            cls.implemented_format_version_tuple = fv_tuple

get_package_content ¤

get_package_content() -> Dict[
    FileName, Union[FileDescr, BioimageioYamlContent]
]

Returns package content without creating the package.

Source code in src/bioimageio/spec/_internal/common_nodes.py 
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def get_package_content(
    self,
) -> Dict[FileName, Union[FileDescr, BioimageioYamlContent]]:
    """Returns package content without creating the package."""
    content: Dict[FileName, FileDescr] = {}
    with PackagingContext(
        bioimageio_yaml_file_name=BIOIMAGEIO_YAML,
        file_sources=content,
    ):
        rdf_content: BioimageioYamlContent = self.model_dump(
            mode="json", exclude_unset=True
        )

    _ = rdf_content.pop("rdf_source", None)

    return {**content, BIOIMAGEIO_YAML: rdf_content}

load classmethod ¤

load(
    data: BioimageioYamlContentView,
    context: Optional[ValidationContext] = None,
) -> Union[Self, InvalidDescr]

factory method to create a resource description object

Source code in src/bioimageio/spec/_internal/common_nodes.py 
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@classmethod
def load(
    cls,
    data: BioimageioYamlContentView,
    context: Optional[ValidationContext] = None,
) -> Union[Self, InvalidDescr]:
    """factory method to create a resource description object"""
    context = context or get_validation_context()
    if context.perform_io_checks:
        file_descrs = extract_file_descrs({k: v for k, v in data.items()})
        populate_cache(file_descrs)  # TODO: add progress bar

    with context.replace(log_warnings=context.warning_level <= INFO):
        rd, errors, val_warnings = cls._load_impl(deepcopy_yaml_value(data))

    if context.warning_level > INFO:
        all_warnings_context = context.replace(
            warning_level=INFO, log_warnings=False, raise_errors=False
        )
        # raise all validation warnings by reloading
        with all_warnings_context:
            _, _, val_warnings = cls._load_impl(deepcopy_yaml_value(data))

    format_status = "failed" if errors else "passed"
    rd.validation_summary.add_detail(
        ValidationDetail(
            errors=errors,
            name=(
                "bioimageio.spec format validation"
                f" {rd.type} {cls.implemented_format_version}"
            ),
            status=format_status,
            warnings=val_warnings,
        ),
        update_status=False,  # avoid updating status from 'valid-format' to 'passed', but ...
    )
    if format_status == "failed":
        # ... update status in case of failure
        rd.validation_summary.status = "failed"

    return rd

model_validate classmethod ¤

model_validate(
    obj: Union[Any, Mapping[str, Any]],
    *,
    strict: Optional[bool] = None,
    extra: Optional[
        Literal["allow", "ignore", "forbid"]
    ] = None,
    from_attributes: Optional[bool] = None,
    context: Union[
        ValidationContext, Mapping[str, Any], None
    ] = None,
    by_alias: Optional[bool] = None,
    by_name: Optional[bool] = None,
) -> Self

Validate a pydantic model instance.

Parameters:

Name Type Description Default

obj ¤

 Union[Any, Mapping[str, Any]]

The object to validate.

 required

strict ¤

 Optional[bool]

Whether to raise an exception on invalid fields.

 None

from_attributes ¤

 Optional[bool]

Whether to extract data from object attributes.

 None

context ¤

 Union[ValidationContext, Mapping[str, Any], None]

Additional context to pass to the validator.

 None

Raises:

Type Description
ValidationError

If the object failed validation.

Returns:

Type Description
Self

The validated description instance.
Source code in src/bioimageio/spec/_internal/node.py 
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@classmethod
def model_validate(
    cls,
    obj: Union[Any, Mapping[str, Any]],
    *,
    strict: Optional[bool] = None,
    extra: Optional[Literal["allow", "ignore", "forbid"]] = None,
    from_attributes: Optional[bool] = None,
    context: Union[ValidationContext, Mapping[str, Any], None] = None,
    by_alias: Optional[bool] = None,
    by_name: Optional[bool] = None,
) -> Self:
    """Validate a pydantic model instance.

    Args:
        obj: The object to validate.
        strict: Whether to raise an exception on invalid fields.
        from_attributes: Whether to extract data from object attributes.
        context: Additional context to pass to the validator.

    Raises:
        ValidationError: If the object failed validation.

    Returns:
        The validated description instance.
    """
    __tracebackhide__ = True

    if context is None:
        context = get_validation_context()
    elif isinstance(context, collections.abc.Mapping):
        context = ValidationContext(**context)

    assert not isinstance(obj, collections.abc.Mapping) or is_kwargs(obj), obj

    # TODO: pass on extra with pydantic >=2.12
    if extra is not None:
        warnings.warn("`extra` argument is currently ignored")

    with context:
        # use validation context as context manager for equal behavior of __init__ and model_validate
        return super().model_validate(
            obj, strict=strict, from_attributes=from_attributes
        )

package ¤

package(
    dest: Optional[
        Union[ZipFile, IO[bytes], Path, str]
    ] = None,
) -> ZipFile

package the described resource as a zip archive

Parameters:

Name Type Description Default

dest ¤

 Optional[Union[ZipFile, IO[bytes], Path, str]]

(path/bytes stream of) destination zipfile

 None
Source code in src/bioimageio/spec/_internal/common_nodes.py 
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def package(
    self, dest: Optional[Union[ZipFile, IO[bytes], Path, str]] = None, /
) -> ZipFile:
    """package the described resource as a zip archive

    Args:
        dest: (path/bytes stream of) destination zipfile
    """
    if dest is None:
        dest = BytesIO()

    if isinstance(dest, ZipFile):
        zip = dest
        if "r" in zip.mode:
            raise ValueError(
                f"zip file {dest} opened in '{zip.mode}' mode,"
                + " but write access is needed for packaging."
            )
    else:
        zip = ZipFile(dest, mode="w")

    if zip.filename is None:
        zip.filename = (
            str(getattr(self, "id", getattr(self, "name", "bioimageio"))) + ".zip"
        )

    content = self.get_package_content()
    write_content_to_zip(content, zip)
    return zip

RelativeFilePath ¤

Bases: RelativePathBase[Union[AbsoluteFilePath, HttpUrl, ZipPath]]


              flowchart TD
              bioimageio.spec.common.RelativeFilePath[RelativeFilePath]
              bioimageio.spec._internal.io.RelativePathBase[RelativePathBase]

                              bioimageio.spec._internal.io.RelativePathBase --> bioimageio.spec.common.RelativeFilePath
                


              click bioimageio.spec.common.RelativeFilePath href "" "bioimageio.spec.common.RelativeFilePath"
              click bioimageio.spec._internal.io.RelativePathBase href "" "bioimageio.spec._internal.io.RelativePathBase"

A path relative to the rdf.yaml file (also if the RDF source is a URL).

Used by:

Methods:

Name Description
__repr__
__str__
absolute

get the absolute path/url
format
get_absolute
model_post_init

add validation @private

Attributes:

Name Type Description
path PurePath
suffix

path property ¤

path: PurePath

suffix property ¤

suffix

__repr__ ¤

__repr__() -> str
Source code in src/bioimageio/spec/_internal/io.py 
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def __repr__(self) -> str:
    return f"RelativePath('{self}')"

__str__ ¤

__str__() -> str
Source code in src/bioimageio/spec/_internal/io.py 
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def __str__(self) -> str:
    return self.root.as_posix()

absolute ¤

absolute() -> AbsolutePathT

get the absolute path/url

(resolved at time of initialization with the root of the ValidationContext)

Source code in src/bioimageio/spec/_internal/io.py 
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def absolute(  # method not property analog to `pathlib.Path.absolute()`
    self,
) -> AbsolutePathT:
    """get the absolute path/url

    (resolved at time of initialization with the root of the ValidationContext)
    """
    return self._absolute

format ¤

format() -> str
Source code in src/bioimageio/spec/_internal/io.py 
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@model_serializer()
def format(self) -> str:
    return str(self)

get_absolute ¤

get_absolute(
    root: "RootHttpUrl | Path | AnyUrl | ZipFile",
) -> "AbsoluteFilePath | HttpUrl | ZipPath"
Source code in src/bioimageio/spec/_internal/io.py 
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def get_absolute(
    self, root: "RootHttpUrl | Path | AnyUrl | ZipFile"
) -> "AbsoluteFilePath | HttpUrl | ZipPath":
    absolute = self._get_absolute_impl(root)
    if (
        isinstance(absolute, Path)
        and (context := get_validation_context()).perform_io_checks
        and str(self.root) not in context.known_files
        and not absolute.is_file()
    ):
        raise ValueError(f"{absolute} does not point to an existing file")

    return absolute

model_post_init ¤

model_post_init(__context: Any) -> None

add validation @private

Source code in src/bioimageio/spec/_internal/io.py 
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def model_post_init(self, __context: Any) -> None:
    """add validation @private"""
    if not self.root.parts:  # an empty path can only be a directory
        raise ValueError(f"{self.root} is not a valid file path.")

    super().model_post_init(__context)

RootHttpUrl ¤

Bases: ValidatedString


              flowchart TD
              bioimageio.spec.common.RootHttpUrl[RootHttpUrl]
              bioimageio.spec._internal.validated_string.ValidatedString[ValidatedString]

                              bioimageio.spec._internal.validated_string.ValidatedString --> bioimageio.spec.common.RootHttpUrl
                


              click bioimageio.spec.common.RootHttpUrl href "" "bioimageio.spec.common.RootHttpUrl"
              click bioimageio.spec._internal.validated_string.ValidatedString href "" "bioimageio.spec._internal.validated_string.ValidatedString"

An untested HTTP URL, possibly a 'URL folder' or an invalid HTTP URL

Subclassed by: Used by:

Methods:

Name Description
__get_pydantic_core_schema__
__get_pydantic_json_schema__
__new__
absolute

analog to absolute method of pathlib.

Attributes:

Name Type Description
host Optional[str]
parent RootHttpUrl
parents Iterable[RootHttpUrl]

iterate over all URL parents (max 100)
path Optional[str]
root_model Type[RootModel[Any]]

the pydantic root model to validate the string
scheme str

host property ¤

host: Optional[str]

parent property ¤

parent: RootHttpUrl

parents property ¤

parents: Iterable[RootHttpUrl]

iterate over all URL parents (max 100)

path property ¤

path: Optional[str]

root_model class-attribute ¤

root_model: Type[RootModel[Any]] = RootModel[
    pydantic.HttpUrl
]

the pydantic root model to validate the string

scheme property ¤

scheme: str

__get_pydantic_core_schema__ classmethod ¤

__get_pydantic_core_schema__(
    source_type: Any, handler: GetCoreSchemaHandler
) -> CoreSchema
Source code in src/bioimageio/spec/_internal/validated_string.py 
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@classmethod
def __get_pydantic_core_schema__(
    cls, source_type: Any, handler: GetCoreSchemaHandler
) -> CoreSchema:
    return no_info_after_validator_function(cls, handler(str))

__get_pydantic_json_schema__ classmethod ¤

__get_pydantic_json_schema__(
    core_schema: CoreSchema, handler: GetJsonSchemaHandler
) -> JsonSchemaValue
Source code in src/bioimageio/spec/_internal/validated_string.py 
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@classmethod
def __get_pydantic_json_schema__(
    cls, core_schema: CoreSchema, handler: GetJsonSchemaHandler
) -> JsonSchemaValue:
    json_schema = cls.root_model.model_json_schema(mode=handler.mode)
    json_schema["title"] = cls.__name__.strip("_")
    if cls.__doc__:
        json_schema["description"] = cls.__doc__

    return json_schema

__new__ ¤

__new__(object: object)
Source code in src/bioimageio/spec/_internal/validated_string.py 
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def __new__(cls, object: object):
    _validated = cls.root_model.model_validate(object).root
    self = super().__new__(cls, _validated)
    self._validated = _validated
    return self._after_validator()

absolute ¤

absolute()

analog to absolute method of pathlib.

Source code in src/bioimageio/spec/_internal/root_url.py 
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def absolute(self):
    """analog to `absolute` method of pathlib."""
    return self

Sha256 ¤

Bases: ValidatedString


              flowchart TD
              bioimageio.spec.common.Sha256[Sha256]
              bioimageio.spec._internal.validated_string.ValidatedString[ValidatedString]

                              bioimageio.spec._internal.validated_string.ValidatedString --> bioimageio.spec.common.Sha256
                


              click bioimageio.spec.common.Sha256 href "" "bioimageio.spec.common.Sha256"
              click bioimageio.spec._internal.validated_string.ValidatedString href "" "bioimageio.spec._internal.validated_string.ValidatedString"

A SHA-256 hash value

Returned by: Used by:

Methods:

Name Description
__get_pydantic_core_schema__
__get_pydantic_json_schema__
__new__

Attributes:

Name Type Description
root_model Type[RootModel[Any]]

the pydantic root model to validate the string

root_model class-attribute ¤

root_model: Type[RootModel[Any]] = RootModel[
    Annotated[
        str,
        StringConstraints(
            strip_whitespace=True,
            to_lower=True,
            min_length=64,
            max_length=64,
        ),
    ]
]

the pydantic root model to validate the string

__get_pydantic_core_schema__ classmethod ¤

__get_pydantic_core_schema__(
    source_type: Any, handler: GetCoreSchemaHandler
) -> CoreSchema
Source code in src/bioimageio/spec/_internal/validated_string.py 
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@classmethod
def __get_pydantic_core_schema__(
    cls, source_type: Any, handler: GetCoreSchemaHandler
) -> CoreSchema:
    return no_info_after_validator_function(cls, handler(str))

__get_pydantic_json_schema__ classmethod ¤

__get_pydantic_json_schema__(
    core_schema: CoreSchema, handler: GetJsonSchemaHandler
) -> JsonSchemaValue
Source code in src/bioimageio/spec/_internal/validated_string.py 
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@classmethod
def __get_pydantic_json_schema__(
    cls, core_schema: CoreSchema, handler: GetJsonSchemaHandler
) -> JsonSchemaValue:
    json_schema = cls.root_model.model_json_schema(mode=handler.mode)
    json_schema["title"] = cls.__name__.strip("_")
    if cls.__doc__:
        json_schema["description"] = cls.__doc__

    return json_schema

__new__ ¤

__new__(object: object)
Source code in src/bioimageio/spec/_internal/validated_string.py 
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def __new__(cls, object: object):
    _validated = cls.root_model.model_validate(object).root
    self = super().__new__(cls, _validated)
    self._validated = _validated
    return self._after_validator()