Sandbox

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method init

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command

str

required

String value

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args

list[str]

required

List of items

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env

dict[str, str] | None

default:"None"

Environment variables for the user’s MCP server command.

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e2b_options

mcp_use.client.connectors.sandbox.SandboxOptions | None

default:"None"

Configuration options for the E2B sandbox environment.

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timeout

float

default:"5"

Timeout for the sandbox process in seconds.

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sse_read_timeout

float

default:"300"

Timeout for the SSE connection in seconds.

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sampling_callback

mcp.client.session.SamplingFnT | None

default:"None"

Optional sampling callback.

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elicitation_callback

mcp.client.session.ElicitationFnT | None

default:"None"

Optional elicitation callback.

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message_handler

mcp.client.session.MessageHandlerFnT | None

default:"None"

Optional callback to handle messages.

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logging_callback

mcp.client.session.LoggingFnT | None

default:"None"

Optional callback to handle log messages.

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middleware

list[mcp_use.client.middleware.middleware.Middleware] | None

default:"None"

Optional list of middleware.

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roots

list[mcp.types.Root] | None

default:"None"

Optional initial list of roots to advertise to the server.

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list_roots_callback

mcp.client.session.ListRootsFnT | None

default:"None"

Optional custom callback to handle roots/list requests.

def __init__(command: str, args: list[str], env: dict[str, str] | None = None, e2b_options: mcp_use.client.connectors.sandbox.SandboxOptions | None = None, timeout: float = 5, sse_read_timeout: float = 300, sampling_callback: mcp.client.session.SamplingFnT | None = None, elicitation_callback: mcp.client.session.ElicitationFnT | None = None, message_handler: mcp.client.session.MessageHandlerFnT | None = None, logging_callback: mcp.client.session.LoggingFnT | None = None, middleware: list[mcp_use.client.middleware.middleware.Middleware] | None = None, roots: list[mcp.types.Root] | None = None, list_roots_callback: mcp.client.session.ListRootsFnT | None = None):

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method wait_for_server_response

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base_url

str

required

The base URL to check for server readiness

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timeout

int

default:"30"

Maximum time to wait in seconds

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returns

bool

True if server is responding, raises TimeoutError otherwise

def wait_for_server_response(base_url: str, timeout: int = 30):

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method init

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args

required

Parameter value

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kwargs

required

Parameter value

def __init__(args, kwargs):