财务数据#

`get_income_stmt`([proxy, as_dict, pretty, freq])
`income_stmt`
`quarterly_income_stmt`
`ttm_income_stmt`
`get_balance_sheet`([proxy, as_dict, pretty, freq])
`balance_sheet`
`get_cashflow`([proxy, as_dict, pretty, freq])
`cashflow`
`quarterly_cashflow`
`ttm_cashflow`
`get_earnings`([proxy, as_dict, freq])
`earnings`
`calendar`	返回该股票代码的事件、财报和股息字典
`get_earnings_dates`([limit, proxy])	获取盈利日期（未来和历史）
`earnings_dates`
`get_sec_filings`([proxy])
`sec_filings`