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bpo-44439: BZ2File.write() / LZMAFile.write() handle buffer protocol correctly (GH-26764)

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No longer use len() to get the length of the input data. For some buffer protocol objects,
the length obtained by using len() is wrong.
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Ma Lin 2021-06-22 15:04:23 +08:00 • committed by GitHub
parent 92c2e91580
commit bc6c12c72a
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7 changed files with 55 additions and 9 deletions
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Lib/gzip.py
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@ -278,7 +278,7 @@ class GzipFile(_compression.BaseStream):
if self.fileobj is None:
raise ValueError("write() on closed GzipFile object")
if isinstance(data, bytes):
if isinstance(data, (bytes, bytearray)):
length = len(data)
else:
# accept any data that supports the buffer protocol