python怎么創(chuàng)建密碼

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使用：
    mkpass -l [password length] [-nu|-nl|-ns]
獲取幫助：
    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: #判斷下個參數(shù)是否以-開頭
    

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

96.                 exit(1)
    

97.             elif sys.argv[i+1].isdecimal() == False: #判斷-l下一個參數(shù)是否為數(shù)字
    

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

99.                 exit(1)
    

100.             i += 1
     

101.             mp.rPassInfo["Length"] = int(sys.argv[i]) #獲取-l參數(shù)的value
     

102.         elif sys.argv[i] == '-nu': #-nu 指定不適用大寫字符
     

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

104.         elif sys.argv[i] == '-nl': #-nu 指定不適用小寫字符
     

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

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

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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