StockusKdataCommon¶
- class zvt.domain.quotes.StockusKdataCommon¶
Bases:
zvt.domain.quotes.KdataCommon
- __init__()¶
- 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
- 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[pandas._libs.tslibs.timestamps.Timestamp, str]] = None, end_timestamp: Optional[Union[pandas._libs.tslibs.timestamps.Timestamp, str]] = None, filters: Optional[List] = None, session: Optional[sqlalchemy.orm.session.Session] = None, order=None, limit: Optional[int] = None, distinct=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
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 –