python怎么创建密码

本篇内容介绍了"python怎么创建密码"的有关知识，在实际案例的操作过程中，不少人都会遇到这样的困境，接下来就让小编带领大家学习一下如何处理这些情况吧！希望大家仔细阅读，能够学有所成！

使用：
mkpass -l [password length] [-nu|-nl|-ns]
获取帮助：
mkpass -h

1. #!/usr/bin/env python3
   

2. # _*_coding:utf-8_*_
   

3. # Auth by raysuen
   

4. 
   

5. import sys,string,re
   

6. import random
   

7. 
   

8. class MakePass(object):
   

9. rPassInfo={
   

10. "Length":8,
    

11. "NoUpper":False,
    

12. "NoLower":False,
    

13. "NoSysbol":False
    

14. }
    

15. def __init__(self,passlen=8,nu=False,nl=False,ns=False):
    

16. if passlen != 8:
    

17. self.rPassInfo["Length"] = passlen
    

18. if nu == True:
    

19. self.rPassInfo["NoUpper"] = True
    

20. if nl == True:
    

21. self.rPassInfo["NoLower"] = True
    

22. if ns == True:
    

23. self.rPassInfo["NoSysbol"] = True
    

24. 
    

25. def MkPass(self):
    

26. rPassStr={
    

27. "passStr":'',
    

28. "AllChar":[],
    

29. "pwIndex":[],
    

30. "num":0
    

31. }
    

32. if self.rPassInfo["NoUpper"] == False:
    

33. rPassStr["AllChar"].append(random.choice(string.ascii_uppercase))
    

34. rPassStr["passStr"] = rPassStr["passStr"]+''.join(string.ascii_lowercase)
    

35. rPassStr["num"] += 1
    

36. if self.rPassInfo["NoLower"] == False:
    

37. rPassStr["AllChar"].append(random.choice(string.ascii_lowercase))
    

38. rPassStr["passStr"] = rPassStr["passStr"] + ''.join(string.ascii_lowercase)
    

39. rPassStr["num"] += 1
    

40. if self.rPassInfo["NoSysbol"] == False:
    

41. rPassStr["AllChar"].append(random.choice("!@#$%&*()+.,"))
    

42. rPassStr["passStr"] = rPassStr["passStr"] + "!@#$%&*()+.,"
    

43. rPassStr["num"] += 1
    

44. rPassStr["passStr"] = rPassStr["passStr"] + ''.join(string.digits)
    

45. rPassStr["AllChar"].append(random.choice(string.digits))
    

46. rPassStr["num"] += 1
    

47. 
    

48. rPassStr["pwIndex"].extend(random.sample(range(1,self.rPassInfo["Length"]),rPassStr["num"]))
    

49. rPassStr["pwIndex"].sort()
    

50. 
    

51. n = 0
    

52. i = 0
    

53. res = ''
    

54. while i < self.rPassInfo["Length"]:
    

55. isMatch = False
    

56. for j in rPassStr["pwIndex"]:
    

57. if i == j:
    

58. res = res + ''.join(rPassStr["AllChar"][n])
    

59. n += 1
    

60. i += 1
    

61. isMatch = True
    

62. break
    

63. if isMatch == False:
    

64. res = res + ''.join(random.choice(rPassStr["passStr"]))
    

65. i += 1
    

66. 
    

67. return res
    

68. 
    

69. def func_help():
    

70. print("""
    

71. Name:
    

72. mkpass --make password
    

73. 
    

74. Synopsis:
    

75. mkpass -l [password length] [-nu|-nl|-ns]
    

76. 
    

77. Description:
    

78. -l Specify a number for the length of password,defaul 8
    

79. -nu Don't use upper
    

80. -nl Don't use lower
    

81. -ns Don't use special character
    

82. -h Get help
    

83. """)
    

84. 
    

85. 
    

86. if __name__=='__main__':
    

87. i = 1
    

88. mp = MakePass()
    

89. while i < len(sys.argv):
    

90. if sys.argv[i] == '-l': #-l means length
    

91. if i+1 > len(sys.argv):
    

92. print("The value of -l must be specified!!!")
    

93. exit(1)
    

94. elif re.match("^-", sys.argv[i+1]) != None: #判断下个参数是否以-开头
    

95. print("The value of -l must be specified!!!")
    

96. exit(1)
    

97. elif sys.argv[i+1].isdecimal() == False: #判断-l下一个参数是否为数字
    

98. print("The value of -l must be digits")
    

99. exit(1)
    

100. i += 1
     

101. mp.rPassInfo["Length"] = int(sys.argv[i]) #获取-l参数的value
     

102. elif sys.argv[i] == '-nu': #-nu 指定不适用大写字符
     

103. mp.rPassInfo["NoUpper"] = True
     

104. elif sys.argv[i] == '-nl': #-nu 指定不适用小写字符
     

105. mp.rPassInfo["NoLower"] = True
     

106. elif sys.argv[i] == '-ns': #-nu 指定不适用特殊字符
     

107. mp.rPassInfo["NoSysbol"] = True
     

108. elif sys.argv[i] == '-h':
     

109. func_help()
     

110. exit(0)
     

111. i += 1
     

112. print(mp.MkPass())

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