DEPRECATED: use ``data.history`` instead.
(self, bar_count, frequency, field, ffill=True)
| 1979 | @api_method |
| 1980 | @require_initialized(HistoryInInitialize()) |
| 1981 | def history(self, bar_count, frequency, field, ffill=True): |
| 1982 | """DEPRECATED: use ``data.history`` instead. |
| 1983 | """ |
| 1984 | warnings.warn( |
| 1985 | "The `history` method is deprecated. Use `data.history` instead.", |
| 1986 | category=ZiplineDeprecationWarning, |
| 1987 | stacklevel=4 |
| 1988 | ) |
| 1989 | |
| 1990 | return self.get_history_window( |
| 1991 | bar_count, |
| 1992 | frequency, |
| 1993 | self._calculate_universe(), |
| 1994 | field, |
| 1995 | ffill |
| 1996 | ) |
| 1997 | |
| 1998 | def get_history_window(self, bar_count, frequency, assets, field, ffill): |
| 1999 | if not self._in_before_trading_start: |