Datasets

Functions

fetch_historical_data(symbol: str, start_date: str = None, end_date: str = None) -> pd.DataFrame

Load historical data for a given symbol

Parameters:

Name	Type	Description	Default
`symbol`	`str`	The symbol to load data for, either 'spx' or 'nifty'	required
`start_date`	`str`	The start date to load data for, in 'yyyy-mm-dd' format, by default None	`None`
`end_date`	`str`	The end date to load data for, in 'yyyy-mm-dd' format, by default None	`None`

Returns:

Type	Description
`DataFrame`	The historical data for the given symbol

Raises:

Type	Description
`ValueError`	If the symbol is invalid or the start date is greater than the end date If the start date is less than the first date in the dataset or the end date is greater than the last date in the dataset If the start date is greater than the last date in the dataset or the end date is less than the first date in the dataset