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# R Overlay -- ebuild creation, <?>
# Copyright 2006-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
class Ebuilder ( object ):
def __init__ ( self ):
self._evars = list()
def sort ( self ):
self._evars.sort ( key=lambda e: e.priority )
def get_lines ( self ):
self.sort()
last = len ( self._evars ) - 1
newline = lambda i, k=1 : \
abs ( self._evars [i + k].priority - self._evars [i].priority ) >= 20
lines = list()
for index, e in enumerate ( self._evars ):
if e.active():
lines.append ( str ( e ) )
if index < last and newline ( index ): lines.append ( '' )
return lines
def to_str ( self ):
return '\n'.join ( self.get_lines() )
__str__ = to_str
def use ( self, *evar_list ):
for e in evar_list:
self._evars.append ( e )
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