python寫的小巧的（14行有效代碼）隨機密碼產生小指令碼工具

工作中經常要產生隨機密碼，參考了一些網上的做法，自己用python寫了個小指令碼，非常小巧。

#! /usr/bin/env python   # -*- coding: utf-8 -*-   #@author jinqinghua@gmail.com  #@version 2012-11-07import stringfrom os import urandomfrom random import choice'''Linux正則命名參考：http://vbird.dic.ksu.edu.tw/linux_basic/0330regularex.php#lang[:alnum:]代表英文大小寫位元組及數字，亦即 0-9, A-Z, a-z[:alpha:]代表任何英文大小寫位元組，亦即 A-Z, a-z[:blank:]代表空白鍵與 [Tab] 按鍵兩者[:cntrl:]代表鍵盤上面的控制按鍵，亦即包括 CR, LF, Tab, Del.. 等等[:digit:]代表數字而已，亦即 0-9[:graph:]除了空白位元組 (空白鍵與 [Tab] 按鍵) 外的其他所有按鍵[:lower:]代表小寫位元組，亦即 a-z[:print:]代表任何可以被列印出來的位元組[:punct:]代表標點符號 (punctuation symbol)，亦即：" ' ? ! ; : # $...[:upper:]代表大寫位元組，亦即 A-Z[:space:]任何會產生空白的位元組，包括空白鍵, [Tab], CR 等等[:xdigit:]代表 16 進位的數字類型，因此包括： 0-9, A-F, a-f 的數字與位元組Python內建常量(本例中改用這個，不用手工定義了)string.digits          #十進位數字：0123456789string.octdigits       #八位元字：01234567string.hexdigits       #十六進位數字：0123456789abcdefABCDEFstring.ascii_lowercase #小寫字母(ASCII)：abcdefghijklmnopqrstuvwxyzstring.ascii_uppercase #大寫字母(ASCII)：ABCDEFGHIJKLMNOPQRSTUVWXYZstring.ascii_letters   #字母：(ASCII)abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZstring.punctuation     #標點符號：!"#$%&'()*+,-./:;<=>?@[\]^_`{|}~以下的不用，有locale問題string.lowercase       #abcdefghijklmnopqrstuvwxyzstring.uppercase       #ABCDEFGHIJKLMNOPQRSTUVWXYZstring.letters         #ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz以下的不能用string.whitespace      #On most systems this includes the characters space, tab, linefeed, return, formfeed, and vertical tab.string.printable       #digits, letters, punctuation, and whitespace'''#請在此設定您要產生的密碼需求passwd_length = 20 #密碼長度passwd_count = 100 #密碼個數passwd_seed = string.digits + string.ascii_letters + string.punctuation #密碼種子#passwd_seed = string.digits#passwd_seed = string.digits + string.ascii_lettersdef generate_passwd():    '''Function to generate a password'''    passwd = []    while (len(passwd) < passwd_length):        passwd.append(choice(passwd_seed))    return ''.join(passwd)def print_string_constants():    '''Test Case'''    print string.digits    print string.octdigits    print string.hexdigits    print string.ascii_lowercase    print string.ascii_uppercase    print string.ascii_letters    print string.punctuation    print string.lowercase    print string.uppercase    print string.letters    print (string.printable + "ooo")    print string.whitespace    print '\n\n'    if __name__ == '__main__':    #print_string_constants()    for i in range(0, passwd_count):        print generate_passwd()    #print "\ndone...python is great!"    

密碼產生效果：

rWvR1MsPtso&9}K:.F[m<pgLB~EfD_N1bgkAlr\:*>,S;B5}_,MIlF894\z9o[lW{gOxF8aE5rR{b=*}kC4VedLzt>HaZ12)_c+k88f@Gqto8.I[EiKh!TnI0Rcf:#[SQd0G$lHh1HX~6VL<Vcu^E?]+5|!VpMRm-MqkDuMFt8Y-FvIl&s<WH)J]@@y%}3]~oOBy#8'D49=+Ct;GCrpWx%iJ2(h8f&GU9(;1zrEuvw"y"SK7{JsiN:5*q<VEp_i>Y(0<oEC<P3&Z3Q=l6]RKivB&W,]p,4rG%#DgYMWN5dMStxw0MLG<.p'!"T+4rK*0zf3zaaJ4lN8+_Gru9I6{g)w%B~l3TQqJn:VE)<>cpk^~;bmOP-[1wb%O?~W}Oh_[u6Lb"R2*bD^C|~oo;b\UDBm/~S|}Z~OwN@QX79aZ/SGT:QDsRX6h/J?MXvC~KLyUJ"SY6P"$g.j0dJ,Q(+vaPW":Ny.a*SwG!<;?&Ll[qXdu%`\e$P/0~l\ef(~9~1?:KhO_@`H}QR&m!\?g"^0LNoOlTVnmfl3V>}oe-"$Is9[dd#!J*#&4)_UXCz;n-u-X&euB5A]E&W~{EG_H$xfm,<rck,@F^eZYgSN/_w(~->K|H1n[gK%9ElbQg!-CsY;lp3mgSw7{Wi+>R`'oc=%\*o(l2Q,o_15x{x15m6hv"2T[!`@O&s5,2c]$b-JyRPV$G-Rr^q/Od!5@dWzB4kiRe5{$'qr78FN8fgsDe;[M'~#7vpS8[7(#_,0G7:ahGwZ9+'ad(cq|szg/CaPvnTzt])?SyyqHmI]_`,)Otgv4<~va-`6fE1[sp,I$3,W}PCrk9sD}o@.StEe)2tS(OB6QsE~)eWG7#VK5#>as+84=sx8:\9%CF0,L2*^W:M}oU")3r*-r9r.2vnGJ]"\]B=<;DXT7TuK=Hd-(&fl"pK[]9h4,zLe9SN8>K!>N#VO^A/YJA}cC_{]ju|PvBmb`A)J"-aL/HQ;Tnnd_&0MRbT[^*N%)L[qk1Zf.{Ph|H>n..53z[dDrZcS;i5PFI2SVB!B0z]:`q@OLGy9NDJVgujpb#$t&K$nLL)}xlz&7cVJ,V6^>l86W3`9vC2B0cR7M3373"iB)qG:OW5oaXcc9goIx;L_gMevUzU&hy!qlkZ>O],+V?vJ*4]\o:4=eXARf~f5qe.]/(Ck18z5!migmA#;gi+Rp.0yg]<*wXqAA`9:iu)1T|b;~Ln8j5e5s5>LTCeBr(Nu:;9$.!;x2`.PWkad~Q:Y/("C6r5W90=._56N@n)27Q,&O)miW^5JE)QtmVap*=\%DA`'6IcjtDa#]J;}ct@Kw$.JMK;-O,H'CS?w}"/;J7g/$XRe[]a<DFzG(&##xArJD?TS0AIbBhC5].7:HKV%j+1H*#Q[86^fx%NsHCQliRDn"JWLOd_9aYt/r;}NM~qNRwlgre`y&({Ur@HS<O*0#|Y|UWA[+.kh?KiQ#7@@q}\1{<nZ>|r6pE>G(gOrmtd!ASCO,8wgqFm'&XN'A$SjS6jLaM)%#BK8_r%0Wc0\8och4?LR/r]OAU-!SLHLyCZC0TfZ*!O)|{Gn19*&s1JGk3i7UFCg)$G'4Dl>e5r0|5?\~{HtP?J-ayla}#-L."#w#h_rWYtb:L&Qxj~!s'+bSF)9wFf@>or){9{wYikz?LE[g<i.Dy)`',ce<q;T\[.l}(U!QE(Vq<nMa1rj8C.^'Gc~lLSQ_Pw%'VfzQB:'i.)x%@!kG`f%-EuaC$ro6mm<(<MUZaoNDehb.p'x&U3U#H3]w`OExC!Dra6+'6c2,.crs{k#2f-wclsh_Vako#_x-CC*]77S8v#GV3c~9j!H2&Or"PWl<uW2/IGw$40Z1IR"xs6{tP"Tde'}h)!|BAlu5tS%X1l~rC-Zlz!cf#iEM(N;^\\3ZnM:[Ms~Mc>xr4m8Yv#8{t[=9lRFt,R39'%T1YG)Ye4W-Dh&-dw:s_JE[x)5rY]-'9-!y^`-E]{ldr76gE,}()wSb)r*G