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import re
import bisect
from datetime import datetime
db = []
def search_by_date(hour, minute=None, second=None, data=None):
low = [hour]
high = [hour]
if minute is not None:
low.append(minute)
high.append(minute)
if second is not None:
low.append(second)
high.append(second + 1)
else:
high.append(60)
else:
high.append(60)
left = bisect.bisect_left(db, tuple(low))
right = bisect.bisect_left(db, tuple(high))
return [t[4] for t in db[left:right] if data in t[3]]
def open_log(path):
try:
f = open(path)
except FileNotFoundError:
print('Файл с логом не обнаружен')
return
except PermissionError:
print('Файл с логом не доступен для чтения')
return
return f
# Возвращает значение успешности инициализации базы данных
def init(path) -> bool:
f = open_log(path)
if f is None:
return False
matcher = re.compile(r'\[(?P<date>.*?)\]\[(?P<type>.*?)\]\[(?P<module>.*?)\]\[(?P<id>.*?)\] (?P<text>.*)')
lines = f.readlines()
f.close()
for line in lines:
line = line.strip()
match = re.match(matcher, line)
if match:
try:
date = datetime.strptime(match.group('date'), '%c')
except ValueError:
print(f'Ошибка при разборе строки (Неверный формат даты):\n{line}')
continue
module = match.group('module')
db.append((date.hour, date.minute, date.second, module, line))
else:
print(f'Ошибка при разборе строки:\n{line}')
db.sort()
return True
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