EtfStock

class zvt.domain.meta.etf_meta.EtfStock(**kwargs)

Bases: sqlalchemy.orm.decl_api.Base, zvt.contract.schema.PortfolioStockHistory

__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.

code

portfolio编码

entity_id

entity id

entity_type

portfolio标的类型

exchange

portfolio所属交易所

classmethod get_providers() → List[str]

providers of the schema defined by cls

Returns

providers

classmethod get_storages(provider: Optional[str] = None)

get the storages info

Parameters

provider – provider

Returns

storages

id

id

market_cap

持有股票的市值

name

portfolio名字

proportion

占净值比例

classmethod query_data(provider_index: int = 0, ids: Optional[List[str]] = None, entity_ids: Optional[List[str]] = None, entity_id: Optional[str] = None, codes: Optional[List[str]] = None, code: Optional[str] = None, level: Optional[Union[zvt.contract.IntervalLevel, str]] = None, provider: Optional[str] = None, columns: Optional[List] = None, col_label: Optional[dict] = None, return_type: str = 'df', start_timestamp: Optional[Union[str, pandas._libs.tslibs.timestamps.Timestamp]] = None, end_timestamp: Optional[Union[str, pandas._libs.tslibs.timestamps.Timestamp]] = None, filters: Optional[List] = None, session: Optional[sqlalchemy.orm.session.Session] = None, order=None, limit: Optional[int] = None, index: Optional[Union[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: Optional[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

  • 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 –

report_date

3-31,6-30,9-30,12-31

report_period

报告期,season1,half_year,season3,year

shares

持有股票的数量

stock_code
stock_id
stock_name
timestamp

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