259 lines
6.8 KiB
Python
259 lines
6.8 KiB
Python
import time
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import pytz
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import requests
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import json
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import datetime
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from bson import ObjectId
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import smtplib
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from email.mime.multipart import MIMEMultipart
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from email.header import Header
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from email.mime.text import MIMEText
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from email.mime.application import MIMEApplication
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# 时间字符串转时间戳
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def get_ts_by_str(ts_str='2021-01-01 00:00:00', fmt='%Y-%m-%d %H:%M:%S'):
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return int(time.mktime(time.strptime(ts_str, fmt)))
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# 时间戳转时间字符串
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def get_time_str_by_ts(ts, fmt="%Y-%m-%d %H:%M:%S"):
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return time.strftime(fmt, time.localtime(ts))
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def get_time_str_by_ts_v2(ts, fmt="%Y-%m-%d %H:%M:%S"):
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local_tz = pytz.timezone('Asia/Shanghai')
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utc_dt = datetime.datetime.fromtimestamp(ts, pytz.utc) # 将时间戳转换为UTC时间
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local_dt = utc_dt.astimezone(local_tz)
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return local_dt.strftime(fmt)
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# 把数组每个元素转成指定类型
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def arr_type_change(arr, typ='str'):
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ret_arr = []
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for v in arr:
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if typ == 'str':
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ret_arr.append(str(v))
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elif typ == 'int':
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ret_arr.append(int(v))
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elif typ == 'float':
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ret_arr.append(float(v))
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return ret_arr
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# 数组去掉括号，返回以","为间隔的字符串，针对int类型
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def get_list_str(lis):
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return str(",".join(str(i) for i in lis))
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# 秒数转时间
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intervals = (
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('Y', 31536000), # 60 * 60 * 24 * 365
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('D', 86400), # 60 * 60 * 24
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('H', 3600), # 60 * 60
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('M', 60),
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('S', 1),
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)
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def display_time(seconds, max_unit='D', granularity=2):
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unit_idx = 0
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if max_unit == 'Y': # 年
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unit_idx = 0
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elif max_unit == 'D': # 日
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unit_idx = 1
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elif max_unit == 'H': # 小时
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unit_idx = 2
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elif max_unit == 'M': # 分钟
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unit_idx = 3
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elif max_unit == 'S': # 秒
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unit_idx = 4
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result = []
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for name, count in tuple(list(intervals)[unit_idx:]):
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value = seconds // count
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if value:
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seconds -= value * count
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if value == 1:
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name = name.rstrip('S')
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result.append("{}{}".format(value, name))
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return ', '.join(result[:granularity])
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# 请求服务
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def call_service(service_url, req_param, timeout=10, headers=None, params=None):
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res = requests.post(service_url, json=req_param, timeout=timeout, headers=headers, params=params)
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st_code = res.status_code
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if st_code != 200:
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return None
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r = json.loads(res.text)
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return r
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def call_service_raw_data(service_url, req_param, timeout=10, headers=None):
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res = requests.post(service_url, json=req_param, timeout=timeout, headers=headers)
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st_code = res.status_code
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if st_code != 200:
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return None
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return res.text
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# 安全获取字段
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def safe_get(item, field, typ, default):
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ret = default
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if item is None:
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return ret
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if (not isinstance(item, dict)) and (not isinstance(typ, type)):
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return ret
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if field in item.keys():
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if item[field]:
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ret = typ(item[field])
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return ret
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def safe_get_str(item, field):
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return safe_get(item, field, str, str())
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def safe_get_int(item, field):
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return safe_get(item, field, int, int())
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def safe_get_list(item, field):
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return safe_get(item, field, list, list())
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def safe_get_dict(item, field):
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return safe_get(item, field, dict, dict())
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def safe_get_set(item, field):
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return safe_get(item, field, set, set())
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def safe_get_float(item, field):
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return safe_get(item, field, float, float())
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# 数组去掉括号，返回以","为间隔的字符串，针对字符串类型
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def get_list_str_str(lis):
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return str(",".join(("\'" + str(i) + "\'") for i in lis))
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# 获取今天0点时间戳
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def get_today_zero_time():
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return int(time.mktime(datetime.date.today().timetuple()))
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# 获取时间戳对应的0点时间戳
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def get_time_zero_time(t):
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ymd = get_time_str_by_ts(t, "%Y-%m-%d")
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ymd_hms = ymd + " 00:00:00"
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return get_ts_by_str(ymd_hms)
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# 根据时间获取mongo的_id
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def get_mongo_id_by_ts(ts_str):
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hex_ts = hex(get_ts_by_str(ts_str))
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return ObjectId(hex_ts[2:] + '0000000000000000')
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# 安全除法
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def safe_div(a, b):
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if b == 0:
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return 0
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else:
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return float(a) / float(b)
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# 发送邮件，用ssl
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def send_email(subject, file_info_list, receivers, mail_text):
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"""
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发送邮件方法
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:param subject: 邮件名称
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:param file_info_list: 附件列表，格式: [{'path': '/tmp/', 'name': 'aaa.txt'}, .....]
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:param receivers: 收件人列表, 格式: ['aaa@ixiaochuan.com', 'bbb@ixiaochuan.com']
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:param mail_text: 正文部分
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:return:
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"""
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username = 'xxxx@xxx.cn'
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password = 'xxxxxxxx'
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sender = username
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msg = MIMEMultipart()
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msg['Subject'] = Header(subject, 'utf-8')
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msg['From'] = sender
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msg['To'] = ';'.join(receivers)
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# 文字部分
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pure_text = MIMEText(mail_text, _subtype='plain', _charset='utf-8')
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msg.attach(pure_text)
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# 增加附件
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if file_info_list:
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for file_info in file_info_list:
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attachment = MIMEApplication(open(file_info['path'] + file_info['name'], 'rb').read())
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attachment.add_header('Content-Disposition', 'attachment', filename=file_info['name'])
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msg.attach(attachment)
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try:
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client = smtplib.SMTP_SSL('smtp.exmail.qq.com:465')
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client.login(username, password)
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client.sendmail(sender, receivers, msg.as_string())
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client.quit()
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return True, '邮件发送成功！'
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except smtplib.SMTPRecipientsRefused:
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return False, 'Recipient refused'
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except smtplib.SMTPAuthenticationError as e:
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return False, str(e)
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except smtplib.SMTPSenderRefused:
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return False, 'Sender refused'
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except smtplib.SMTPException as e:
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return False, str(e)
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# 字典list排序，默认升序
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def sort_dict_list(lis, key, desc=False):
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if not isinstance(lis, list):
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return
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reverse = False
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if desc:
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reverse = True
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lis.sort(key=lambda k: (k.get(key, 0)), reverse=reverse)
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# 生成开始时间、结束时间map
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def gen_st_et_str_map(st_str, day):
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st_et_str_map = dict()
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st = get_ts_by_str(st_str)
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for i in range(0, day):
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st_et_str_map[get_time_str_by_ts(st + 86400 * i)] = get_time_str_by_ts(st + 86400 * (i + 1))
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return st_et_str_map
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# 生成开始时间、结束时间map
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def gen_st_et_str_map_v2(st_str, et_str):
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st_et_str_map = dict()
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st = get_ts_by_str(st_str)
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for i in range(0, int((get_ts_by_str(et_str) - get_ts_by_str(st_str)) / 86400) + 1):
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st_et_str_map[get_time_str_by_ts(st + 86400 * i)] = get_time_str_by_ts(st + 86400 * (i + 1))
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return st_et_str_map
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def dict2json(dic):
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if not isinstance(dic, dict):
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return json.dumps({})
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return json.dumps(dic, ensure_ascii=False)
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