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-rw-r--r--Lib/xml/etree/ElementTree.py16
1 files changed, 9 insertions, 7 deletions
diff --git a/Lib/xml/etree/ElementTree.py b/Lib/xml/etree/ElementTree.py
index 6059e2f..5249c7a 100644
--- a/Lib/xml/etree/ElementTree.py
+++ b/Lib/xml/etree/ElementTree.py
@@ -1244,8 +1244,14 @@ def iterparse(source, events=None, parser=None):
# Use the internal, undocumented _parser argument for now; When the
# parser argument of iterparse is removed, this can be killed.
pullparser = XMLPullParser(events=events, _parser=parser)
- def iterator():
+
+ def iterator(source):
+ close_source = False
try:
+ if not hasattr(source, "read"):
+ source = open(source, "rb")
+ close_source = True
+ yield None
while True:
yield from pullparser.read_events()
# load event buffer
@@ -1261,16 +1267,12 @@ def iterparse(source, events=None, parser=None):
source.close()
class IterParseIterator(collections.abc.Iterator):
- __next__ = iterator().__next__
+ __next__ = iterator(source).__next__
it = IterParseIterator()
it.root = None
del iterator, IterParseIterator
- close_source = False
- if not hasattr(source, "read"):
- source = open(source, "rb")
- close_source = True
-
+ next(it)
return it