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Viewing changes to groupcompress.py

Only decompress as much of the zlib data as is needed to read the text recipe.

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groupcompress.py
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def cleanup_pack_group(versioned_files):
 
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    versioned_files.writer.end()
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    versioned_files.stream.close()
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    versioned_files.writer.end()
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class GroupCompressVersionedFiles(VersionedFiles):
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                parents = self._unadded_refs[key]
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            else:
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                index_memo, _, parents, (method, _) = locations[key]
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                # read
 
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                # read the group
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                read_memo = index_memo[0:3]
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                zdata = self._access.get_raw_records([read_memo]).next()
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                # decompress
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                plain = zlib.decompress(zdata)
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                # parse
 
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                # decompress - whole thing; this is a bug.
 
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                decomp = zlib.decompressobj()
 
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                plain = decomp.decompress(zdata, index_memo[4])
 
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                # cheapo debugging:
 
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                # print len(zdata), len(plain)
 
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                # parse - requires split_lines, better to have byte offsets here.
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                delta_lines = split_lines(plain[index_memo[3]:index_memo[4]])
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                label, sha1, delta = parse(delta_lines)
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                if label != key: