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from pynzb.base import BaseETreeNZBParser, NZBFile, NZBSegment
try:
from lxml import etree
except ImportError:
raise ImportError("You must have lxml installed before you can use the " +
"lxml NZB parser.")
import sys
if sys.version_info.major < 3:
try:
from cStringIO import StringIO
except ImportError:
from StringIO import StringIO
def as_io(xml): return StringIO(xml)
else:
from io import BytesIO
def as_io(xml): return BytesIO(bytes(xml, 'utf-8'))
class LXMLNZBParser(BaseETreeNZBParser):
def get_etree_iter(self, xml, et=etree):
return iter(et.iterparse(as_io(xml), events=("start", "end")))
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