def __init__(self,paths=None):
		self.counters = []
		if paths:
			self.paths = paths
		else:
			self.paths = []
		self._base = None
		self.active = 0
		self.curpaths = []
If a subprocess fails, L{BookBuilder.buildPDF} raises L{CommandFailed}
dataset/ETHPy150Open eBay/restcommander/play-1.2.4/python/Lib/site-packages/win32/lib/win32pdhquery.py/BaseQuery.__init__--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/python/test/test_release.py/BookBuilderTests.test_failedCommandProvidesOutput