Mercurial > repos > iuc > filter_tabular

annotate filters.py @ 3:98b40ecad32b draft

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planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit cb490a0eee9efc2cd6c98d5bb714b75b5894c56c
author iuc
date Mon, 06 Nov 2017 23:20:17 -0500
parents cd2a99849f8b
children 69b08fc9557c
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6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
1 #!/usr/binsenv python
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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2
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
3 from __future__ import print_function
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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4
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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5 import re
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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6 import sys
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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7
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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8
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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9 class LineFilter(object):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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10 def __init__(self, source, filter_dict):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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11 self.source = source
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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12 self.filter_dict = filter_dict
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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13 self.func = lambda i, l: l.rstrip('\r\n') if l else None
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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14 self.src_lines = []
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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15 self.src_line_cnt = 0
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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16 if not filter_dict:
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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17 return
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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18 if filter_dict['filter'] == 'regex':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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19 rgx = re.compile(filter_dict['pattern'])
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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20 if filter_dict['action'] == 'exclude_match':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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21 self.func = lambda i, l: l if not rgx.match(l) else None
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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22 elif filter_dict['action'] == 'include_match':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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23 self.func = lambda i, l: l if rgx.match(l) else None
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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24 elif filter_dict['action'] == 'exclude_find':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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25 self.func = lambda i, l: l if not rgx.search(l) else None
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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26 elif filter_dict['action'] == 'include_find':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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27 self.func = lambda i, l: l if rgx.search(l) else None
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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28 elif filter_dict['filter'] == 'select_columns':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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29 cols = [int(c) - 1 for c in filter_dict['columns']]
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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30 self.func = lambda i, l: self.select_columns(l, cols)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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31 elif filter_dict['filter'] == 'replace':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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32 p = filter_dict['pattern']
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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33 r = filter_dict['replace']
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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34 c = int(filter_dict['column']) - 1
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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35 self.func = lambda i, l: '\t'.join(
1
cd2a99849f8b planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 81f69ad5f39223059c40501e55ac777d3feca845
iuc
parents: 0
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36 [x if j != c else re.sub(p, r, x)
cd2a99849f8b planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 81f69ad5f39223059c40501e55ac777d3feca845
iuc
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37 for j, x in enumerate(l.split('\t'))])
0
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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38 elif filter_dict['filter'] == 'prepend_line_num':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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39 self.func = lambda i, l: '%d\t%s' % (i, l)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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40 elif filter_dict['filter'] == 'append_line_num':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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41 self.func = lambda i, l: '%s\t%d' % (l.rstrip('\r\n'), i)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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42 elif filter_dict['filter'] == 'prepend_text':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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43 s = filter_dict['column_text']
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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44 self.func = lambda i, l: '%s\t%s' % (s, l)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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45 elif filter_dict['filter'] == 'append_text':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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46 s = filter_dict['column_text']
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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47 self.func = lambda i, l: '%s\t%s' % (l.rstrip('\r\n'), s)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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48 elif filter_dict['filter'] == 'skip':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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49 cnt = filter_dict['count']
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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50 self.func = lambda i, l: l if i > cnt else None
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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51 elif filter_dict['filter'] == 'normalize':
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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52 cols = [int(c) - 1 for c in filter_dict['columns']]
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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53 sep = filter_dict['separator']
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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54 self.func = lambda i, l: self.normalize(l, cols, sep)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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55
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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56 def __iter__(self):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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57 return self
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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58
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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59 def __next__(self):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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60 if not self.src_lines:
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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61 self.get_lines()
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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62 if self.src_lines:
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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63 return self.src_lines.pop(0)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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64 raise StopIteration
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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65
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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66 next = __next__
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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67
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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68 def select_columns(self, line, cols):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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69 fields = line.split('\t')
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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70 return '\t'.join([fields[x] for x in cols])
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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71
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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72 def normalize(self, line, split_cols, sep):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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73 lines = []
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
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74 fields = line.rstrip('\r\n').split('\t')
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
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75 split_fields = dict()
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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76 cnt = 0
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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77 for c in split_cols:
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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78 if c < len(fields):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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79 split_fields[c] = fields[c].split(sep)
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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80 cnt = max(cnt, len(split_fields[c]))
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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81 if cnt == 0:
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
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82 lines.append('\t'.join(fields))
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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83 else:
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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84 for n in range(0, cnt):
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
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85 flds = [x if c not in split_cols else split_fields[c][n]
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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86 if n < len(split_fields[c])
6fbd9d25ceef planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
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87 else '' for (c, x) in enumerate(fields)]
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88 lines.append('\t'.join(flds))
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89 return lines
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90
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91 def get_lines(self):
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92 for i, next_line in enumerate(self.source):
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93 self.src_line_cnt += 1
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94 line = self.func(self.src_line_cnt, next_line)
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95 if line:
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96 if isinstance(line, list):
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97 self.src_lines.extend(line)
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98 else:
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99 self.src_lines.append(line)
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100 return
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101
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102
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103 class TabularReader:
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104 """
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105 Tabular file iterator. Returns a list
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106 """
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107 def __init__(self, input_file, skip=0, comment_char=None, col_idx=None,
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108 filters=None):
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109 self.skip = skip
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110 self.comment_char = comment_char
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111 self.col_idx = col_idx
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112 self.filters = filters
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113 self.tsv_file = \
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114 input_file if hasattr(input_file, 'readline') else open(input_file)
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115 if skip and skip > 0:
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116 for i in range(skip):
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117 if not self.tsv_file.readline():
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118 break
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119 source = LineFilter(self.tsv_file, None)
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120 if comment_char:
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121 source = LineFilter(source,
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122 {"filter": "regex", "pattern": comment_char,
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123 "action": "exclude_match"})
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124 if filters:
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125 for f in filters:
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126 source = LineFilter(source, f)
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127 self.source = source
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128
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129 def __iter__(self):
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130 return self
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131
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132 def __next__(self):
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133 ''' Iteration '''
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134 for i, line in enumerate(self.source):
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135 fields = line.rstrip('\r\n').split('\t')
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136 if self.col_idx:
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137 fields = [fields[i] for i in self.col_idx]
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138 return fields
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139 raise StopIteration
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140
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141 next = __next__
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142
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143
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144 def filter_file(input_file, output, skip=0, comment_char='#', filters=None):
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145 data_lines = 0
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146 try:
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147 tr = TabularReader(input_file, skip=skip, comment_char=comment_char,
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148 filters=filters)
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149 for linenum, fields in enumerate(tr):
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150 data_lines += 1
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151 try:
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152 output.write('%s\n' % '\t'.join(fields))
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153 except Exception as e:
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154 print('Failed at line: %d err: %s' % (linenum, e),
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155 file=sys.stderr)
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156 except Exception as e:
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157 exit('Error: %s' % (e))