YahooDataProvider

class YahooDataProvider(tickers=None, start=datetime.datetime(2016, 1, 1, 0, 0), end=datetime.datetime(2016, 1, 30, 0, 0))

Bases: qiskit.finance.data_providers._base_data_provider.BaseDataProvider

Yahoo data provider.

Please see: https://github.com/Qiskit/qiskit-tutorials/blob/master/tutorials/finance/11_time_series.ipynb for instructions on use.

Initializer :type tickers: Union[str, List[str], None] :param tickers: tickers :type start: datetime :param start: start time :type end: datetime :param end: end time

Raises

MissingOptionalLibraryError – YFinance not installed

Methods

get_coordinates	Returns random coordinates for visualisation purposes.
get_covariance_matrix	Returns the covariance matrix.
get_mean_vector	Returns a vector containing the mean value of each asset.
get_period_return_covariance_matrix	Returns a vector containing the mean value of each asset.
get_period_return_mean_vector	Returns a vector containing the mean value of each asset.
get_similarity_matrix	Returns time-series similarity matrix computed using dynamic time warping.
run	Loads data, thus enabling get_similarity_matrix and get_covariance_matrix methods in the base class.