#NEWLINE# @ property #NEWLINE# def git_executor( self ) : #NEWLINE# #INDENT# 'single global git executor' #NEWLINE# cls = cls . __class__ #NEWLINE# if ( cls . _git_executor is None ) : #NEWLINE# #INDENT# cls . _git_executor = ThreadPoolExecutor ( 20 ) #NEWLINE# #UNINDENT# return cls . _git_executor