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mistral_common.protocol.instruct.messages

AssistantMessage(**data)

Bases: BaseMessage

Assistant message.

Attributes:

Name Type Description
role Literal[assistant]

The role of the message.

content Optional[str]

The content of the message.

tool_calls Optional[List[ToolCall]]

The tool calls of the message.

prefix bool

Whether the message is a prefix.

Examples:

>>> messsage = AssistantMessage(content="Hello, how can I help you?")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

BaseContentChunk(**data)

Bases: MistralBase

Base class for all content chunks.

Content chunks are used to send different types of content to the model.

Attributes:

Name Type Description
type Literal[text, image, image_url]

The type of the chunk.

Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

BaseMessage(**data)

Bases: MistralBase

Base class for all messages.

Attributes:

Name Type Description
role Literal[system, user, assistant, tool]

The role of the message.

Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

ChunkTypes

Bases: str, Enum

Enum for the types of chunks that can be sent to the model.

Attributes:

Name Type Description
text

A text chunk.

image

An image chunk.

image_url

An image url chunk.

Examples:

>>> from mistral_common.protocol.instruct.messages import ChunkTypes
>>> chunk_type = ChunkTypes.text

FinetuningAssistantMessage(**data)

Bases: AssistantMessage

Assistant message for finetuning.

Attributes:

Name Type Description
weight Optional[float]

The weight of the message to train on.

Examples:

>>> message = FinetuningAssistantMessage(content="Hello, how can I help you?", weight=0.5)
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

ImageChunk(**data)

Bases: BaseContentChunk

Image chunk.

Attributes:

Name Type Description
image SerializableImage

The image to be sent to the model.

Examples:

>>> from PIL import Image
>>> image_chunk = ImageChunk(image=Image.new('RGB', (200, 200), color='blue'))
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

ImageURL(**data)

Bases: MistralBase

Image URL or a base64 encoded image.

Attributes:

Name Type Description
url str

The URL of the image.

detail Optional[str]

The detail of the image.

Examples:

>>> image_url = ImageURL(url="https://example.com/image.png")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

ImageURLChunk(**data)

Bases: BaseContentChunk

Image URL chunk.

Attributes:

Name Type Description
image_url Union[ImageURL, str]

The URL of the image or a base64 encoded image to be sent to the model.

Examples:

>>> image_url_chunk = ImageURLChunk(image_url="data:image/png;base64,iVBORw0")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

Roles

Bases: str, Enum

Enum for the roles of the messages.

Attributes:

Name Type Description
system

The system role.

user

The user role.

assistant

The assistant role.

tool

The tool role.

Examples:

>>> role = Roles.user

SystemMessage(**data)

Bases: BaseMessage

System message.

Attributes:

Name Type Description
content Union[str, List[ContentChunk]]

The content of the message.

Examples:

>>> message = SystemMessage(content="You are a helpful assistant.")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

TextChunk(**data)

Bases: BaseContentChunk

Text chunk.

Attributes:

Name Type Description
text str

The text to be sent to the model.

Examples:

>>> text_chunk = TextChunk(text="Hello, how can I help you?")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

ToolMessage(**data)

Bases: BaseMessage

Tool message.

Attributes:

Name Type Description
content str

The content of the message.

tool_call_id Optional[str]

The tool call id of the message.

name Optional[str]

The name of the tool. (Deprecated in V3 tokenization)

Examples:

>>> message = ToolMessage(content="Hello, how can I help you?", tool_call_id="123")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )

UserMessage(**data)

Bases: BaseMessage

User message.

Attributes:

Name Type Description
content Union[str, List[ContentChunk]]

The content of the message.

Examples:

>>> message = UserMessage(content="Can you help me to write a poem?")
Source code in .venv/lib/python3.13/site-packages/pydantic/main.py
def __init__(self, /, **data: Any) -> None:
    """Create a new model by parsing and validating input data from keyword arguments.

    Raises [`ValidationError`][pydantic_core.ValidationError] if the input data cannot be
    validated to form a valid model.

    `self` is explicitly positional-only to allow `self` as a field name.
    """
    # `__tracebackhide__` tells pytest and some other tools to omit this function from tracebacks
    __tracebackhide__ = True
    validated_self = self.__pydantic_validator__.validate_python(data, self_instance=self)
    if self is not validated_self:
        warnings.warn(
            'A custom validator is returning a value other than `self`.\n'
            "Returning anything other than `self` from a top level model validator isn't supported when validating via `__init__`.\n"
            'See the `model_validator` docs (https://docs.pydantic.dev/latest/concepts/validators/#model-validators) for more details.',
            stacklevel=2,
        )