新功能: 添加后端代码

backend/dvadmin/utils/string_util.py

@@ -0,0 +1,42 @@
+# -*- coding: utf-8 -*-
+
+"""
+@author: 猿小天
+@contact: QQ:1638245306
+@Created on: 2021/8/21 021 9:48
+@Remark:
+"""
+import hashlib
+import random
+
+CHAR_SET = ("2", "3", "4", "5",
+            "6", "7", "8", "9", "A", "B", "C", "D", "E", "F", "G", "H",
+            "J", "K", "L", "M", "N", "P", "Q", "R", "S", "T", "U", "V",
+            "W", "X", "Y", "Z")
+
+
+def random_str(number=16):
+    """
+    返回特定长度的随机字符串(非进制)
+    :return:
+    """
+    result = ""
+    for i in range(0, number):
+        inx = random.randint(0, len(CHAR_SET) - 1)
+        result += CHAR_SET[inx]
+    return result
+
+
+def has_md5(str, salt='123456'):
+    """
+    md5 加密
+    :param str:
+    :param salt:
+    :return:
+    """
+    # satl是盐值，默认是123456
+    str = str + salt
+    md = hashlib.md5()  # 构造一个md5对象
+    md.update(str.encode())
+    res = md.hexdigest()
+    return res