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comparison python/stripirssi.py @ 438:364ddd44fd82

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all the parts are there; now just to assemble it
author Jeff Hammel <jhammel@mozilla.com>
date Thu, 08 Aug 2013 17:00:47 -0700
parents 0f679925616d
children 5c62ebf2dd47
comparison
equal deleted inserted replaced
437:2588ca4ae849 438:364ddd44fd82
3 import optparse 3 import optparse
4 import os 4 import os
5 import sys 5 import sys
6 6
7 """ 7 """
8 strip irssi comments 8 strip irssi comments and format
9 """ 9 """
10 10
11 # XXX stub 11 # TODO : -> textshaper
12 12
13 here = os.path.dirname(os.path.realpath(__file__)) 13 ### generic functionality
14
15 string = (basestring,)
16
17 class splitlines(object):
18 def __init__(self, function):
19 self.function = function
20 def __call__(self, lines, *args, **kwargs):
21 if isinstance(lines, string):
22 lines = lines.strip().splitlines()
23 self.function(lines, *args, **kwargs)
24
25 @splitlines
26 def strip(lines):
27 return [line.strip() for line in lines]
28
29 @splitlines
30 def strip_first_column(lines, separator=None):
31 """
32 removes leading column (defined by separator) from lines of text
33 """
34 # TODO: -> genericize
35 # - and handle whitespace more generically
36
37 length = None # length of first column
38 stripped = []
39 for line in lines:
40 if not line:
41 continue # XXX desirable?
42 prefix, rest = line.split(separator, 1)
43 if length is not None:
44 length = len(prefix)
45 else:
46 if len(prefix) != length:
47 if not line[:len(prefix)].isspace():
48 raise AssertionError # XXX
49 stripped.append(line[length:])
50 return stripped
51
52 @splitlines
53 def remove_lines(lines, startswith):
54 return [line for line in lines
55 if line.startswith(startswith)]
56 # really, one could take most functions for str and map -> lines
57
58 @splitlines
59 def remove_time(lines):
60 """removes leading 24 hour timestamp: HH:MM"""
61 # XXX :ss?
62
63 @splitlines
64 def join(lines):
65 """DOCUMENT ME!"""
66 last = None
67 joined = []
68 for line in lines:
69 if line:
70 if line[0].isspace():
71 line = line.strip()
72 if not line:
73 if last:
74 joined.append(last)
75 continue
76 if last:
77 last = '%s %s' % (last, line.strip())
78 else:
79 joined.append(line.strip()
80 else:
81 if last:
82 joined.append(last)
83 last = line.rstrip()
84 else:
85 if last:
86 joined.append(last)
87 return joined
88
89 ### CLI
14 90
15 def main(args=sys.argv[1:]): 91 def main(args=sys.argv[1:]):
16 92
17 usage = '%prog [options]' 93 usage = '%prog [options]'
18 parser = optparse.OptionParser(usage=usage, description=__doc__) 94 parser = optparse.OptionParser(usage=usage, description=__doc__)