iajoiner commented on a change in pull request #9702:
URL: https://github.com/apache/arrow/pull/9702#discussion_r759850713
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File path: python/pyarrow/_orc.pyx
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@@ -38,6 +38,283 @@ from pyarrow.lib cimport (check_status, _Weakrefable,
get_writer)
from pyarrow.lib import tobytes
+cdef compression_kind_from_enum(CompressionKind compression_kind_):
+ return {
+ _CompressionKind_NONE: 'NONE',
+ _CompressionKind_ZLIB: 'ZLIB',
+ _CompressionKind_SNAPPY: 'SNAPPY',
+ _CompressionKind_LZO: 'LZO',
+ _CompressionKind_LZ4: 'LZ4',
+ _CompressionKind_ZSTD: 'ZSTD',
+ }.get(compression_kind_, 'UNKNOWN')
+
+cdef CompressionKind compression_kind_from_name(name):
+ name = name.upper()
+ if name == 'ZLIB':
+ return _CompressionKind_ZLIB
+ elif name == 'SNAPPY':
+ return _CompressionKind_SNAPPY
+ elif name == 'LZO':
+ return _CompressionKind_LZO
+ elif name == 'LZ4':
+ return _CompressionKind_LZ4
+ elif name == 'ZSTD':
+ return _CompressionKind_ZSTD
+ else:
+ return _CompressionKind_NONE
Review comment:
Fixed! Note that the None case is obviously 'uncompressed'.
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