自动翻译po文件的python程序
发表于 ： 2008-06-21 3:43
使用方法很简单，这个程序只有一个参数，就是需要翻译的po文件名称，翻译后的结果直接输出到stdout。如果文件名是-，那么程序将从stdin读入po文件。
这个程序的一大特色是可以支持多个代理服务器轮流向google translate发出请求，以免被google封锁，哈哈。配置代理服务器只要修改一下程序开头的proxies数组就可以了。其中None代表不使用代理服务器。
程序中间还有一段是设置输出po文件头的部分，主要是版权申明和reportbug字段可能要根据需要修改。
原文在http://puppy.cnbits.com/node/27
这个程序的一大特色是可以支持多个代理服务器轮流向google translate发出请求，以免被google封锁，哈哈。配置代理服务器只要修改一下程序开头的proxies数组就可以了。其中None代表不使用代理服务器。
程序中间还有一段是设置输出po文件头的部分，主要是版权申明和reportbug字段可能要根据需要修改。
代码： 全选
#!/usr/bin/python
# -*- coding: utf-8 -*-
import sys
import httplib
import urllib
import urllib2
import traceback
import re
import random
import time
proxies = [
"proxy1:port",
"proxy2:port",
None,
]
def translate(text):
addr = "http://www.google.com/translate_t?sl=en&tl=zh-CN"
proxies.insert(0, proxies.pop())
for proxy in proxies[:]:
try:
req = urllib2.Request(addr)
req.add_header("User-Agent", "Mozilla/5.0")
req.add_data(urllib.urlencode({"text": text}))
if proxy:
req.set_proxy(proxy, "http")
trans = urllib2.urlopen(req).read()
trans = re.search("<div id=result_box dir=\"ltr\">(.*?)</div>",
trans).group(1)
trans = re.sub("&#(\d+);",
lambda s: chr(int(s.group(1))),
trans)
trans = re.sub("&([a-z]+);",
lambda s: {"lt":"<", "gt":">", "amp":"&"}[s.group(1)],
trans)
return trans
except:
proxies.remove(proxy)
print >>sys.stderr, "Proxy: %s" % proxy
traceback.print_exc()
return None
def translate_fixed(text):
# signature = random.randrange(1E20, 1E21)
notrans = []
def replace(match):
notrans.append(match.group(0))
return " 0.%d68065175210" % (len(notrans) - 1)
text = re.sub("\${[\w_]+}|\$[\w_]+", replace, text)
text = re.sub("\\\\\"|\\\\$|\\\\\\\\n|\\\\t", replace, text)
text = re.sub("\\\\", replace, text)
text = re.sub("[A-Z]{2,100}", replace, text)
text = re.sub("<\w+>|</\w+>", replace, text)
text = re.sub("puppy(?i)", replace, text)
trans = translate(text)
for i in range(len(notrans)):
# print "re.sub",
# print "%dx" % (signature + i), notrans[i], trans
trans = re.sub("0 ?.%d68065175210" % i, lambda x: notrans[i], trans)
return trans
random.seed()
if len(sys.argv) != 2:
print "Usage: " + sys.argv[0] + " filename.pot"
sys.exit(1)
if sys.argv[1] == "-":
f = sys.stdin
else:
f = open(sys.argv[1])
print """# 中文Puppy Linux开发者之家.
# This file is distributed under GPL.
#"""
print """#, fuzzy
msgid ""
msgstr ""
"Project-Id-Version: %(program)s\\n"
"Report-Msgid-Bugs-To: %(reportbug)s\\n"
"POT-Creation-Date: %(date)s\\n"
"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\\n"
"Last-Translator: Google Translate\\n"
"Language-Team: Chinese\\n"
"MIME-Version: 1.0\\n"
"Content-Type: text/plain; charset=utf-8\\n"
"Content-Transfer-Encoding: 8bit\\n"
""" % {"program": sys.argv[1],
"reportbug": "[email protected]",
"date": time.strftime("%Y-%m-%d %H:%M%z")}
for line in f:
if not line.rstrip():
break;
trans = []
buf = ""
skip = False
for line in f:
line = line.rstrip()
if skip:
skip = line;
continue
if line.startswith("#,"):
print line + ", fuzzy"
elif line.startswith("#"):
print line
elif line.startswith("msgid "):
print "msgid",
line = line[6:]
elif line.startswith("msgstr "):
print "msgstr",
if buf:
trans.append(translate_fixed(buf))
buf = ""
for s in trans:
print "\"%s\"" % s
print
trans = []
skip = True
if line.startswith("\""):
print line
buf += line[1:-1]
if buf.endswith("\\n"):
trans.append(translate_fixed(buf[:-2])+"\\n")
buf = ""
