Indexus

class zvt.domain.meta.indexus_meta.Indexus(**kwargs)

Bases: Base, Portfolio

__init__(**kwargs)

A simple constructor that allows initialization from kwargs.

Sets attributes on the constructed instance using the names and values in kwargs.

Only keys that are present as attributes of the instance’s class are allowed. These could be, for example, any mapped columns or relationships.

publisher

发布商

category

类别 see IndexCategory

base_point

基准点数

code

编码

classmethod could_short()

whether could be shorted

Returns:

end_date

退市日

entity_id

entity id

entity_type

标的类型

exchange

所属交易所

classmethod get_interval_timestamps(start_date, end_date, level: IntervalLevel)

generate the timestamps for the level

Parameters:

  • start_date

  • end_date

  • level

classmethod get_providers() → List[str]

providers of the schema defined by cls

Returns:

providers

classmethod get_stocks(code=None, codes=None, ids=None, timestamp=Timestamp('2025-03-05 03:47:06.655771'), provider=None)

the publishing policy of portfolio positions is different for different types, overwrite this function for get the holding stocks in specific date

Parameters:

  • code – portfolio(etf/block/index…) code

  • codes – portfolio(etf/block/index…) codes

  • ids – portfolio(etf/block/index…) ids

  • timestamp – the date of the holding stocks

  • provider – the data provider

Returns:

classmethod get_storages(provider: str = None)

get the storages info

Parameters:

provider – provider

Returns:

storages

classmethod get_trading_dates(start_date=None, end_date=None)

overwrite it to get the trading dates of the entity

Parameters:

  • start_date

  • end_date

Returns:

list of dates

classmethod get_trading_intervals(include_bidding_time=False)

overwrite it to get the trading intervals of the entity

Returns:

list of time intervals, in format [(start,end)]

classmethod get_trading_t()

0 means t+0 1 means t+1

Returns:

id

id

classmethod is_finished_kdata_timestamp(timestamp: Timestamp, level: IntervalLevel)
Parameters:

  • timestamp (pd.Timestamp) – the timestamp could be recorded in kdata of the level

  • level (zvt.domain.common.IntervalLevel)

Returns:

Return type:

bool

list_date

上市日

name

名字

classmethod query_data(provider_index: int = 0, ids: List[str] = None, entity_ids: List[str] = None, entity_id: str = None, codes: List[str] = None, code: str = None, level: IntervalLevel | str = None, provider: str = None, columns: List = None, col_label: dict = None, return_type: str = 'df', start_timestamp: Timestamp | str = None, end_timestamp: Timestamp | str = None, filters: List = None, session: Session = None, order=None, limit: int = None, distinct=None, index: str | list = None, drop_index_col=False, time_field: str = 'timestamp')

query data by the arguments

Parameters:

  • provider_index

  • data_schema

  • ids

  • entity_ids

  • entity_id

  • codes

  • code

  • level

  • provider

  • columns

  • col_label – dict with key(column), value(label)

  • return_type – df, domain or dict. default is df

  • start_timestamp

  • end_timestamp

  • filters

  • session

  • order

  • limit

  • index – index field name, str for single index, str list for multiple index

  • drop_index_col – whether drop the col if it’s in index, default False

  • time_field

Returns:

results basing on return_type.

classmethod record_data(provider_index: int = 0, provider: str = None, force_update=None, sleeping_time=None, exchanges=None, entity_id=None, entity_ids=None, code=None, codes=None, real_time=None, fix_duplicate_way=None, start_timestamp=None, end_timestamp=None, one_day_trading_minutes=None, **kwargs)

record data by the arguments

Parameters:

  • entity_id

  • provider_index

  • provider

  • force_update

  • sleeping_time

  • exchanges

  • entity_ids

  • code

  • codes

  • real_time

  • fix_duplicate_way

  • start_timestamp

  • end_timestamp

  • one_day_trading_minutes

  • kwargs

Returns:

classmethod register_provider(provider)

register the provider to the schema defined by cls

Parameters:

provider

classmethod register_recorder_cls(provider, recorder_cls)

register the recorder for the schema

Parameters:

  • provider

  • recorder_cls

timestamp

the meaning could be different for different case,most time it means ‘happen time’