71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
from datetime import datetime, timezone, timedelta
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from decimal import Decimal
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import re
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import core.logger as logging
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logger = logging.logger
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def datetime_to_timestamp(date_str: str) -> int:
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"""
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将日期字符串（如 '2023-01-01 12:00:00'）直接转换为毫秒级时间戳
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:param date_str: 形如 '2023-01-01 12:00:00' 的日期时间字符串
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:return: 毫秒级时间戳
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"""
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dt = datetime.strptime(date_str, '%Y-%m-%d %H:%M:%S')
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return int(dt.timestamp() * 1000)
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def timestamp_to_datetime(timestamp: int) -> str:
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"""
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将时间戳转换为日期字符串
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请考虑日期字符串位于北京时区
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:param timestamp: 以毫秒为单位的时间戳
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:return: 形如 '2023-01-01 12:00:00' 的日期时间字符串
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"""
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dt = datetime.fromtimestamp(timestamp / 1000, timezone(timedelta(hours=8)))
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return dt.strftime('%Y-%m-%d %H:%M:%S')
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def transform_data_type(data: dict):
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"""
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遍历字典，将所有Decimal类型的值转换为float类型
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"""
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for key, value in data.items():
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if isinstance(value, Decimal):
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data[key] = float(value)
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return data
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def check_date_time_format(date_time: str) -> str | None:
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"""
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检查日期时间格式是否正确
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"""
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if re.match(r'^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}$', date_time):
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return date_time
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elif re.match(r'^\d{4}-\d{2}-\d{2}$', date_time):
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return date_time + " 00:00:00"
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elif re.match(r'^\d{4}\d{2}\d{2}$', date_time):
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return f"{date_time[0:4]}-{date_time[4:6]}-{date_time[6:8]} 00:00:00"
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else:
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return None
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def transform_date_time_to_timestamp(date_time: int | str):
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"""
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将日期时间转换为毫秒级timestamp
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"""
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try:
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# 判断是否就是timestamp整型数据
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if isinstance(date_time, int):
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date_time = date_time
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# 判断是否为纯数字（UTC毫秒级timestamp）
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elif date_time.isdigit():
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date_time = int(date_time)
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else:
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date_time = check_date_time_format(date_time)
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if date_time is None:
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logger.error(f"日期时间格式错误: {date_time}")
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return None
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# 按北京时间字符串处理，转换为毫秒级timestamp
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date_time = datetime_to_timestamp(date_time)
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return date_time
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except Exception as e:
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logger.error(f"start参数解析失败: {e}")
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return None |