c1c73e96f5
- funding_rate table and "Фондирование" page: rate from date, history, rate on date (D27)
- positions by issue: BUY - SELL per portfolio, "Остатки" page (D29)
- quotes are loaded only for securities with an open position (D10)
- business calendar from xmlcalendar.ru: yearly file upload, report date
and update job use previous working day (D30)
- xlsx download for positions, quotes and funding rate history
- manual operation type as radio buttons
- QUIK instruments with purchase marks ("МТС 2Р-18_1") match the issue,
file name kept in operation.instrument (D17)
- migrations d3a6f8b1c254, e7b2c9d4a813, f1c4a7e9b352
- project.md: decisions and questions after customer meetings
31 lines
1.0 KiB
Python
31 lines
1.0 KiB
Python
from __future__ import annotations
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from dataclasses import dataclass
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from datetime import date, timedelta
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@dataclass(frozen=True)
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class BusinessCalendar:
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"""Нерабочие дни загруженных лет (D30). Для года без календаря рабочими
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считаются будни."""
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years: frozenset[int] = frozenset()
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non_working: frozenset[date] = frozenset()
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def is_business_day(self, day: date) -> bool:
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if day.year in self.years:
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return day not in self.non_working
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return day.weekday() < 5
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def previous_business_day(
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today: date | None = None, calendar: BusinessCalendar | None = None
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) -> date:
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"""Дата отчёта по умолчанию — предыдущий рабочий день (в Excel —
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WORKDAY.INTL по списку праздников)."""
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calendar = calendar or BusinessCalendar()
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day = (today or date.today()) - timedelta(days=1)
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while not calendar.is_business_day(day):
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day -= timedelta(days=1)
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return day
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