python 下载或者直接读取csv文件

#! /usr/bin/python2
# coding=utf-8
import urllib2
import csv
#url = 'http://quotes.money.163.com/service/chddata.html?code=1000002'
#url = 'http://table.finance.yahoo.com/table.csv?s=000002.sz'
url = 'http://hq.sinajs.cn/?list=sh600127'
#print url

req_header = {'User-Agent':'Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.11 (KHTML, like Gecko) Chrome/23.0.1271.64 Safari/537.11',
'Accept':'text/html;q=0.9,*/*;q=0.8',
'Accept-Charset':'ISO-8859-1,utf-8;q=0.7,*;q=0.3',
'Accept-Encoding':'gzip',
'Connection':'close',
'Referer':None #注意如果依然不能抓取的话，这里可以设置抓取网站的host
}
req_timeout = 500
#req = urllib2.Request(url,None,req_header)
req = urllib2.Request(url)
#print req
# 如果不需要设置代理，下面的set_proxy就不用调用了。由于公司网络要代理才能连接外网，所以这里有set_proxy…
# req.set_proxy('proxy.XXX.com:911', 'http')
#socket = urllib2.urlopen(req,None,req_timeout)
socket = urllib2.urlopen(req)
content = socket.read()
#content = socket.read().decode('GB18030')
socket.close()
'''
import urllib
import csv
#下载文件
url = 'http://table.finance.yahoo.com/table.csv?s=000002.sz'
urllib.urlretrieve(url, "1000002.csv")
#从文件读取
reader = csv.reader(file('1000002.csv','rb'))
for line in reader:
#忽略第一行
print line,line[0],line[1]
if reader.line_num == 3:
break
'''
rows = content.split('\n')
i = 0
for row in rows:
#忽略第一行
print row
if i == 2:
break
i += 1

'''
#str = content.decode('gbk', 'ignore')
#print content
#data = csv.reader(content)
rows = content.split('\n')

for row in rows:
#print row
split_row = row.split(",")
#split_row[1] = int(split_row[1])
#full_data.append(split_row)
full_data = []
for row_s in split_row:
full_data.append(row_s)
print full_data

#print str
#data = str.split('"')[1].split(',')
#for i in str.split(','):
#    print i
'''