Mercurial > pylearn

comparison __init__.py @ 306:e2e5157ff044

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added src_version cache
author James Bergstra <bergstrj@iro.umontreal.ca>
date Tue, 10 Jun 2008 13:02:04 -0400
parents 410a6ef674ed
children 9ebc960260c5
comparison
equal deleted inserted replaced
303:410a6ef674ed 306:e2e5157ff044
27 """ 27 """
28 # 28 #
29 # NOTE 29 # NOTE
30 # 30 #
31 # If you find bugs in this function, please update the __src_version__ 31 # If you find bugs in this function, please update the __src_version__
32 # function in pylearn, and email either theano-dev or pylearn-dev so that 32 # function in theano, pylearn, and email either theano-dev or pylearn-dev so
33 # people can update their experiment dirs (the output of this function is 33 # that people can update their experiment dirs (the output of this function
34 # meant to be hard-coded in external files). 34 # is meant to be hard-coded in external files).
35 # 35 #
36 36
37 #print 'name:', __name__ 37 if not hasattr(__src_version__, 'rval'):
38 location = _imp.find_module(__name__)[1] 38 #print 'name:', __name__
39 #print 'location:', location 39 location = _imp.find_module(__name__)[1]
40 #print 'location:', location
40 41
41 status = _subprocess.Popen(('hg','st'),cwd=location,stdout=_subprocess.PIPE).communicate()[0] 42 status = _subprocess.Popen(('hg','st'),cwd=location,stdout=_subprocess.PIPE).communicate()[0]
42 #status_codes = [line[0] for line in if line and line[0] != '?'] 43 #status_codes = [line[0] for line in if line and line[0] != '?']
43 for line in status.split('\n'): 44 for line in status.split('\n'):
44 if not line: continue 45 if not line: continue
45 if line[0] != '?': 46 if line[0] != '?':
46 raise Exception('Uncommitted modification to "%s" in %s (%s)' 47 raise Exception('Uncommitted modification to "%s" in %s (%s)'
47 %(line[2:], __name__,location)) 48 %(line[2:], __name__,location))
48 if line[0] == '?' and line[-3:] == '.py': 49 if line[0] == '?' and line[-3:] == '.py':
49 raise Exception('Untracked file "%s" in %s (%s)' 50 raise Exception('Untracked file "%s" in %s (%s)'
50 %(line[2:], __name__, location)) 51 %(line[2:], __name__, location))
51 52
52 hg_id = _subprocess.Popen(('hg','id'),cwd=location,stdout=_subprocess.PIPE).communicate()[0] 53 hg_id = _subprocess.Popen(('hg','id'),cwd=location,stdout=_subprocess.PIPE).communicate()[0]
53 54
54 #This asserts my understanding of hg id return values 55 #This asserts my understanding of hg id return values
55 # There is mention in the doc that it might return two parent hash codes 56 # There is mention in the doc that it might return two parent hash codes
56 # but I've never seen it, and I dont' know what it means or how it is 57 # but I've never seen it, and I dont' know what it means or how it is
57 # formatted. 58 # formatted.
58 tokens = hg_id.split(' ') 59 tokens = hg_id.split(' ')
59 assert len(tokens) <= 2 60 assert len(tokens) <= 2
60 assert len(tokens) >= 1 61 assert len(tokens) >= 1
61 assert tokens[0][-1] != '+' # the trailing + indicates uncommitted changes 62 assert tokens[0][-1] != '+' # the trailing + indicates uncommitted changes
62 if len(tokens) == 2: 63 if len(tokens) == 2:
63 assert tokens[1] == 'tip\n' 64 assert tokens[1] == 'tip\n'
64 65
65 return tokens[0] 66 __src_version__.rval = tokens[0]
66 67
68 return __src_version__.rval
69
70