Revision eb93b673 lib/utils/io.py
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_RANDOM_UUID_FILE = "/proc/sys/kernel/random/uuid" |
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def ErrnoOrStr(err): |
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"""Format an EnvironmentError exception. |
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If the L{err} argument has an errno attribute, it will be looked up
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and converted into a textual C{E...} description. Otherwise the
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string representation of the error will be returned. |
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@type err: L{EnvironmentError}
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@param err: the exception to format |
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""" |
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if hasattr(err, "errno"): |
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detail = errno.errorcode[err.errno] |
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else: |
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detail = str(err) |
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return detail |
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def ReadFile(file_name, size=-1, preread=None): |
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"""Reads a file. |
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