根据日期范围过滤日志文件条目

import re
import datetime

def filter_log_entries(log_file, start_date, end_date):
    with open(log_file, 'r') as file:
        lines = file.readlines()

    filtered_lines = []
    for line in lines:
        match = re.search(r'\d{4}-\d{2}-\d{2}', line)
        if match:
            date_str = match.group()
            date = datetime.datetime.strptime(date_str, '%Y-%m-%d')
            if start_date <= date <= end_date:
                filtered_lines.append(line)

    return filtered_lines

log_file = 'example.log'
start_date = datetime.datetime(2022, 1, 1)
end_date = datetime.datetime(2022, 1, 31)

filtered_lines = filter_log_entries(log_file, start_date, end_date)
print(filtered_lines)