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35 def _matches(val1, val2, exactMath=True):
36 """Case Insensitive match"""
38 return (val1.lower() == val2.lower()) if (
39 exactMath) else val1.lower().startswith(val2.lower())
42 def filter_out(d, prefix, exactMatch=False):
43 """Remove entries that are prefixed with prefix (case insensitive)
45 :param d: (dict) input
47 :param prefix: (str) prefix to match input keys against
49 :param exactMatch: (bool) key should fully match if True, just prefixed
52 :returns: (dict) the updated d
56 for key, val in d.items():
57 if not _matches(key, prefix, exactMath=exactMatch):
62 def filter_in(d, prefix, exactMatch=False):
63 """Keep only entries of d prefixed with prefix
65 :param d: (dict) input
67 :param prefix: (str) prefix to match input keys against
69 :param exactMatch: (bool) key should fully match if True, just prefixed
72 :returns: (dict) the updated d
75 for key, val in d.items():
76 if _matches(key, prefix, exactMath=exactMatch):
83 :param args: (list of str)
85 :returns: (str) a path in the form /args[0]/args[1]/...
88 r = '/'.join([''] + [arg.decode('utf-8') if (
89 isinstance(arg, str)) else '%s' % arg for arg in args])
91 r = r.replace('//', '/')
92 return ('/%s' % r.strip('/')) if r else ''
95 def readall(openfile, size, retries=7):
96 """Read a file until size is reached"""
97 remains = size if size > 0 else 0
99 for i in range(retries):
100 buf += openfile.read(remains)
101 remains = size - len(buf)
105 raise IOError('Failed to read %s bytes from file' % size)