Mercurial > repos > devteam > fasta_to_tabular

annotate fasta_to_tabular.py @ 2:091edad7622f draft

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"planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
author devteam
date Sun, 01 Mar 2020 07:25:01 -0500
parents 9d189d08f2ad
children
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1 #!/usr/bin/env python
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2 # This code exists in 2 places: ~/datatypes/converters and ~/tools/fasta_tools
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3 """
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4 Input: fasta (input file), tabular (output file), int (truncation of id), int (columns from description)
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5 Output: tabular
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6 format convert: fasta to tabular
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7 """
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8
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091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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9 import sys
091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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12 def stop_err(msg):
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13 sys.exit(msg)
091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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16 def __main__():
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17 if len(sys.argv) != 5:
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18 stop_err("Wrong number of argument. Expect four (fasta, tabular, truncation, columns)")
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19 infile = sys.argv[1]
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20 outfile = sys.argv[2]
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21 keep_first = int(sys.argv[3])
091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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22 descr_split = int(sys.argv[4])
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23 if keep_first == 0:
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24 keep_first = None
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25 elif descr_split == 1:
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091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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26 # Added one for the ">" character
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27 # (which is removed if using descr_split > 1)
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28 keep_first += 1
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29 if descr_split < 1:
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30 stop_err("Bad description split value (should be 1 or more)")
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31 with open(outfile, 'w') as out, open(infile) as in_fh:
091edad7622f "planemo upload for repository https://github.com/galaxyproject/tools-devteam/tree/master/tools/fasta_to_tabular commit cd1ed08574b749eee2a3f6e6151dbb0c8ca15bbf"
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32 for i, line in enumerate(in_fh):
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33 line = line.rstrip('\r\n')
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34 if not line or line.startswith('#'):
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35 continue
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36 if line.startswith('>'):
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37 # Don't want any existing tabs to trigger extra columns:
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38 line = line.replace('\t', ' ')
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39 if i > 0:
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40 out.write('\n')
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41 if descr_split == 1:
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42 out.write(line[1:keep_first])
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43 else:
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44 words = line[1:].split(None, descr_split - 1)
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45 # apply any truncation to first word (the id)
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46 words[0] = words[0][0:keep_first]
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47 # pad with empty columns if required
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48 words += [""] * (descr_split - len(words))
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49 out.write("\t".join(words))
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50 out.write('\t')
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51 else:
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52 out.write(line)
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53 if i > 0:
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54 out.write('\n')
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57 if __name__ == "__main__":
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58 __main__()