curl perl python 模拟post请求

[elk@node01 ~]$ curl -d "username=[e-mail]&password=1234567" http://192.168.137.1:8000/api2/auth-token/{"token": "0ac9e8585ef6ae51eb62c785d10a6c5102de3ff7"}[elk@node01 ~]$   -d/--data <data>（HTTP）发送指定的数据以一个POST请求到HTTP server,和用户填写衣蛾HTML表单和按下submit按钮一样 这个会导致curl 传递数据到server使用content-type application/x-www-form-urlencoded.  perl 版:[elk@node01 ~]$ cat a2.pl use  LWP::UserAgent; use LWP;use Encode;use LWP::Simple;use LWP::UserAgent;use HTTP::Cookies;use HTTP::Headers;use HTTP::Response;use Encode;use URI::Escape;use URI::URL;use JSON;  my $ua = LWP::UserAgent->new;  $ua->agent("Mozilla/5.0 (Windows NT 6.1; rv:30.0) Gecko/20100101 Firefox/30.0");  my $cookie_jar = HTTP::Cookies->new(     file=>'lwp_cookies.txt',     autosave=>1,     ignore_discard=>1);     $ua->cookie_jar($cookie_jar);   my $token_url= ' http://192.168.137.1:8000/api2/auth-token/';                     my $res = $ua->post($token_url,                {                'username'=>'[e-mail]',                'password'=>'1234567'                });   print $res->content();   print "\n";   my $r= $res->content();   my $r=encode_utf8($r);   my $hash = decode_json($r);   print $hash->{"token"};[elk@node01 ~]$ perl a2.pl {"token": "0ac9e8585ef6ae51eb62c785d10a6c5102de3ff7"}0ac9e8585ef6ae51eb62c785d10a6c5102de3ff7[elk@node01 ~]$ python 版:def gettoken():    data = {'username': '[e-mail]', 'password': '1234567'}    post_data = urllib.urlencode(data)  # 将post消息化成可以让服务器编码的方式    cj = cookielib.CookieJar()  # 获取cookiejar实例    opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))    # 自己设置User-Agent（可用于伪造获取，防止某些网站防ip注入）    headers = {}    website = "http://127.0.0.1:8000/api2/auth-token/"    req = urllib2.Request(website, post_data, headers)    content = opener.open(req)    s = content.read()  # linux下没有gbk编码，只有utf-8编码    print s    print type(s)gettoken()C:\Python27\python.exe C:/Users/TLCB/PycharmProjects/untitled/mycompany/Django/a4.py{"token": "0ac9e8585ef6ae51eb62c785d10a6c5102de3ff7"}<type 'str'>