plpython in pg9.3,win7 64bit,python 2.7

["Dequn Zhang" <184062459@xxxxxx>]

Hello,I am using pg9.3 on win7 64bits,I want to install plpython ,but pg9.3 don't support python2.7 default,I downloaded plpython2.dll on this page, ‍when I execute 'CREATE  LANGUAGE plpythonu‍' an error occured  like this "C:/Program Files/PostgreSQL/9.3/lib/plpython2.dll: %1 is not a valid Win32 application.".  Can you help me solve it ?Thank you!