Catch exception when trying to open config file
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@ -281,7 +281,13 @@ class Config(object):
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"""
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if not filename:
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filename = self.__config_file
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data = open(filename, "rb")
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try:
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data = open(filename, "rb")
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except IOError, e:
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log.warning("Unable to open config file %s: %s", filename, e)
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return
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try:
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self.__format_version = int(data.readline())
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except ValueError:
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