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...
try:
content = None
content = urllib.urlopen(_url).info()['Content-Type']
print "*"*10, content, _url, urllib.urlopen(_url).info()
stext = 'text/plain'
if content[0:len(stext)] == stext :
urllib.urlretrieve(_url, _dest)
except IOError:
return 0
...
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}
class B
{
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A a
}
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