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comparison python/simpleini.py @ 112:e85298a35998

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add a simpleini parser
author Jeff Hammel <jhammel@mozilla.com>
date Thu, 02 Dec 2010 09:53:29 -0800
parents
children 44534594f402
comparison
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111:2db73718f645 112:e85298a35998
1 #!/usr/bin/env python
2
3 import os
4
5 def read(fp, comments=';#', separators=('=', ':')):
6
7 if isinstance(fp, basestring):
8 fp = file(fp)
9
10 sections = []
11 key = value = None
12
13 for line in fp.readlines():
14
15 stripped = line.strip()
16
17 # ignore blank lines
18 if not stripped:
19 continue
20
21 # ignore comment lines
22 if stripped[0] in comments:
23 continue
24
25 # check for a new section
26 if len(stripped) > 2 and stripped[0] == '[' and stripped[-1] == ']':
27 section = stripped[1:-1].strip()
28 sections.append((section, {}))
29 key = value = None
30 # TODO: should probably make sure this section doesn't already exist
31 continue
32
33 # if there aren't any sections yet, something bad happen
34 if not sections:
35 raise Exception('No sections yet :(')
36
37 # (key, value) pair
38 for separator in separators:
39 if separator in stripped:
40 key, value = stripped.split(separator, 1)
41 key = key.strip()
42 value = value.strip()
43 sections[-1][1][key] = value
44 # TODO: should probably make sure this key isn't already in the section
45 break
46 else:
47 # continuation line ?
48 if line[0].isspace() and key:
49 value = '%s%s%s' % (value, os.linesep, stripped)
50 sections[-1][1][key] = value
51 else:
52 # something bad happen!
53 raise Exception("Not sure what you're trying to do")
54
55 return sections
56
57 if __name__ == '__main__':
58 import sys
59 for i in sys.argv[1:]:
60 print read(i)