#NEWLINE# def get_environ_vars( self , prefix = 'PIP_' ) : #NEWLINE# #INDENT# 'Returns a generator with all environmental vars with prefix PIP_' #NEWLINE# for ( key , val ) in os . environ . items ( ) : #NEWLINE# #INDENT# if key . startswith ( prefix ) : #NEWLINE# #INDENT# ( yield ( key . replace ( prefix , '' ) . lower ( ) , val ) )