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11
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1 import sys
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2
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3 def readChrSize(filename):
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4 f = open(filename)
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5 chrSize = {}
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6 for line in f:
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7 chrom,size = line.strip().split()
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8 chrSize[chrom]=int(size)
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9 f.close()
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10 return chrSize
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11
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12 def cleanFile(filename,chrSize,outfile):
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13 f = open(filename)
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14 out = open(outfile,'w')
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15 i = 0
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16 for line in f:
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17 i = i + 1
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18 flds = line.strip().split('\t')
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19 if len(flds) < 3:
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20 print 'line',i,'incomplete line:\n',line
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21 elif chrSize.has_key(flds[0]):
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22 if int(flds[1]) > int(flds[2]):
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23 tmp = flds[1]
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24 flds[1] = flds[2]
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25 flds[2] = tmp
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26 if int( flds[1]) < 0 or int(flds[2]) <0:
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27 print 'line',i,'negative coordinates:\n',line
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28 elif int(flds[2]) > chrSize[flds[0]]:
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29 print 'line',i,'end larger than chr size:\n',line
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30 else:
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31 out.write('\t'.join(flds)+'\n')
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32 else:
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33 print 'line',i,'chromosome',flds[0],'not found!\n',line
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34 f.close()
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35 out.close()
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36
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37 cleanFile(sys.argv[1],readChrSize(sys.argv[2]),sys.argv[3])
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