Financial Ratios Toolkit

WHENWhen initializing Toolkit with start_date or end_date parameters

ACTIONuse date strings formatted as YYYY-MM-DD

CONSEQUENCEInvalid date format causes ValueError, preventing data acquisition from proceeding

WHENWhen specifying start_date and end_date together

ACTIONverify start_date chronologically precedes end_date

CONSEQUENCEInvalid date range causes ValueError, resulting in empty datasets and failed financial analysis

WHENWhen requesting financial statements

ACTIONspecify statement parameter as exactly 'balance', 'income', or 'cashflow'

CONSEQUENCEInvalid statement type raises ValueError, blocking retrieval of balance sheets, income statements, or cash flow statements