screen

Filter a multi-symbol basket by indicator-driven conditions.

Parameters

• standard

data: Data | DataFrame | Series | dict | list | list[DataFrame] | list[Data] | list[Series] | ndarray
Long-format multi-symbol data with a symbol column.

conditions: list[ScreenCondition]
Predicates to evaluate against each symbol's indicators.

index: str
Default: date
Index column name in data.

target: str
Default: close
Default target column.

combine: str
Default: and
and returns symbols matching every condition; or returns symbols matching at least one.

as_of_date: date | datetime | str
Anchor date. Defaults to the latest date per symbol when unset.

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Returns

results: list[ScreenMatch]

Serializable results.

provider: str

Provider name.

warnings: Optional[list[Warning_]]

List of warnings.

chart: Optional[Chart]

Chart object.

extra: dict[str, Any]

Extra info.

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Data

• standard

symbol: str
Symbol that matched.

as_of_date: date | datetime | str
Date used for evaluation.

matched_conditions: int
How many conditions fired.

values: dict[str, float]
Latest indicator values that contributed to the match, keyed by "<indicator>.<column>".