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# -*- coding:utf-8 -*-
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"""
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@Created on : 2023/7/24 10:25
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@Author: hxl
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@Des:
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"""
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import hashlib
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import os
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import platform
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from collections import namedtuple
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from datetime import datetime
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import psutil
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from pytz import timezone
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from conf import setting
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def ostruct(kv: dict):
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return namedtuple('OpenStruct', ' '.join(kv.keys()))(**kv)
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def isBlank(term):
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return not (term and term.strip())
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def timezone_now():
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zone = timezone(setting.TIMEZONE)
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return datetime.now(zone)
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def rfid_reverse(rfid):
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"""
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读卡器反转
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"""
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if setting.RFID_REVERSE:
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rfid = "".join(reversed([rfid[i:i + 2] for i in range(0, len(rfid), 2)]))
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rfid = rfid.upper()
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return rfid
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def encrypt_md5(text):
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# 创建一个 MD5 对象
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md5 = hashlib.md5()
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# 更新哈希对象的输入值，需要将字符串编码为字节型再进行更新
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md5.update(text.encode('utf-8'))
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# 计算并返回哈希值的十六进制表示
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return md5.hexdigest()
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# 判断当前系统是linux还是windows
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system_name = platform.system()
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# 获取当前插入U盘路径
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def get_UDisk_path():
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if system_name == 'Windows':
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disk_list = psutil.disk_partitions()
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# 获取U盘路径
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u_path = [disk.device for disk in disk_list if disk.opts == 'rw,removable']
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if u_path:
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return u_path[0]
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elif system_name == "Linux":
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r = os.popen('ls -a /media/yanyi')
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text = r.read()
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r.close()
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udisklist = text.splitlines()
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if (len(udisklist) >= 3):
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return '/media/yanyi/' + udisklist[2]
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return ""
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# 创建文件夹
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def mkdir(path):
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folder = os.path.exists(path)
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if not folder:
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os.makedirs(path)
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# 获取配液按天自增编号
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def get_seq_no(number):
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"""
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储备液编号 = 打印标签
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格式如：CB230728001
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"""
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# zone = timezone(setting.TIMEZONE) # 时区
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# today = datetime.now(zone).strftime('%y%m%d')
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today = datetime.now().strftime('%y%m%d')
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return "CB%s%03d" % (today, number)
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# 获取数字和单位
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def number_and_unit(input_str):
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"""
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获取数量和单位
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支持如下的常见格式：12.23g/ml,12g,12.3ml等
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"""
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pattern = r"(\d+\.?\d+)([a-zA-Z/]+)" # 匹配数字和单位的正则表达式
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match = re.match(pattern, input_str)
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if match:
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weight = match.group(1) # 获取数字部分
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unit = match.group(2) # 获取单位部分
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return weight, unit
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else:
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return None, None
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