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82 lines
3.7 KiB
Python
82 lines
3.7 KiB
Python
from wa.utils.misc import write_table
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def diff_interrupt_files(before, after, result): # pylint: disable=R0914
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output_lines = []
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with open(before) as bfh:
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with open(after) as ofh:
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for bline, aline in izip(bfh, ofh):
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bchunks = bline.strip().split()
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while True:
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achunks = aline.strip().split()
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if achunks[0] == bchunks[0]:
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diffchunks = ['']
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diffchunks.append(achunks[0])
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diffchunks.extend([diff_tokens(b, a) for b, a
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in zip(bchunks[1:], achunks[1:])])
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output_lines.append(diffchunks)
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break
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else: # new category appeared in the after file
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diffchunks = ['>'] + achunks
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output_lines.append(diffchunks)
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try:
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aline = ofh.next()
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except StopIteration:
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break
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# Offset heading columns by one to allow for row labels on subsequent
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# lines.
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output_lines[0].insert(0, '')
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# Any "columns" that do not have headings in the first row are not actually
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# columns -- they are a single column where space-spearated words got
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# split. Merge them back together to prevent them from being
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# column-aligned by write_table.
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table_rows = [output_lines[0]]
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num_cols = len(output_lines[0])
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for row in output_lines[1:]:
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table_row = row[:num_cols]
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table_row.append(' '.join(row[num_cols:]))
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table_rows.append(table_row)
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with open(result, 'w') as wfh:
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write_table(table_rows, wfh)
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def diff_sysfs_dirs(before, after, result): # pylint: disable=R0914
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before_files = []
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os.path.walk(before,
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lambda arg, dirname, names: arg.extend([os.path.join(dirname, f) for f in names]),
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before_files
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)
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before_files = filter(os.path.isfile, before_files)
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files = [os.path.relpath(f, before) for f in before_files]
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after_files = [os.path.join(after, f) for f in files]
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diff_files = [os.path.join(result, f) for f in files]
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for bfile, afile, dfile in zip(before_files, after_files, diff_files):
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if not os.path.isfile(afile):
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logger.debug('sysfs_diff: {} does not exist or is not a file'.format(afile))
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continue
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with open(bfile) as bfh, open(afile) as afh: # pylint: disable=C0321
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with open(_f(dfile), 'w') as dfh:
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for i, (bline, aline) in enumerate(izip_longest(bfh, afh), 1):
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if aline is None:
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logger.debug('Lines missing from {}'.format(afile))
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break
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bchunks = re.split(r'(\W+)', bline)
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achunks = re.split(r'(\W+)', aline)
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if len(bchunks) != len(achunks):
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logger.debug('Token length mismatch in {} on line {}'.format(bfile, i))
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dfh.write('xxx ' + bline)
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continue
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if ((len([c for c in bchunks if c.strip()]) == len([c for c in achunks if c.strip()]) == 2) and
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(bchunks[0] == achunks[0])):
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# if there are only two columns and the first column is the
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# same, assume it's a "header" column and do not diff it.
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dchunks = [bchunks[0]] + [diff_tokens(b, a) for b, a in zip(bchunks[1:], achunks[1:])]
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else:
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dchunks = [diff_tokens(b, a) for b, a in zip(bchunks, achunks)]
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dfh.write(''.join(dchunks))
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