[3] | 1 | import seeklzop |
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| 2 | import os |
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| 3 | import random |
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| 4 | import sys |
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| 5 | |
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| 6 | """ |
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| 7 | T="/Users/james/cache/hg18/align/multiz28way/chr10.maf" |
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| 8 | C="/Users/james/cache/hg18/align/multiz28way/chr10.maf.lzo" |
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| 9 | |
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| 10 | def test(): |
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| 11 | f = seeklzop.SeekableLzopFile( C, C + "t", block_cache_size=20 ) |
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| 12 | for line in f: |
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| 13 | pass |
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| 14 | |
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| 15 | def test_random_seeking(): |
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| 16 | s = os.stat( T ).st_size |
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| 17 | raw = open( T ) |
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| 18 | f = seeklzop.SeekableLzopFile( C, C + "t", block_cache_size=20 ) |
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| 19 | for i in range( 1000 ): |
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| 20 | seek_to = random.randrange( s ) |
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| 21 | |
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| 22 | f.seek( seek_to ) |
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| 23 | raw.seek( seek_to ) |
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| 24 | |
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| 25 | l1 = f.readline() |
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| 26 | l2 = raw.readline() |
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| 27 | |
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| 28 | assert l1 == l2, "%r != %r" % ( l1, l2 ) |
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| 29 | assert raw.tell() == f.tell(), "tells not equal" |
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| 30 | """ |
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