def download_UCLUST():
 status('Installing UCLUST...')
 if (sys.platform == 'darwin'):
  URL = 'http://www.drive5.com/uclust/uclustq1.2.22_i86darwin64'
 elif (sys.platform == 'linux2'):
  URL = 'http://www.drive5.com/uclust/uclustq1.2.22_i86linux64'
 else:
  status(('Platform %r not supported by UCLUST.\n' % sys.platform))
  return
 return_value = download_file(URL, 'scripts/', 'uclust')
 if (not return_value):
  chmod('scripts/uclust', (stat('scripts/uclust').st_mode | S_IEXEC))
  status('UCLUST installed.\n')
 else:
  status('UCLUST could not be installed.\n')

def download_UCLUST ( ) : status ( 'Installing UCLUST...' ) if ( sys . platform == 'darwin' ) : URL = 'http://www.drive5.com/uclust/uclustq1.2.22_i86darwin64' elif ( sys . platform == 'linux2' ) : URL = 'http://www.drive5.com/uclust/uclustq1.2.22_i86linux64' else : status ( ( 'Platform %r not supported by UCLUST.\n' % sys . platform ) ) return return_value = download_file ( URL , 'scripts/' , 'uclust' ) if ( not return_value ) : chmod ( 'scripts/uclust' , ( stat ( 'scripts/uclust' ) . st_mode | S_IEXEC ) ) status ( 'UCLUST installed.\n' ) else : status ( 'UCLUST could not be installed.\n' )
download the uclust executable and set it to the scripts directory .