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Last change
on this file was 391, checked in by dmik, 11 years ago |
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python: Merge vendor 2.7.6 to trunk.
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| [2] | 1 | :mod:`whichdb` --- Guess which DBM module created a database
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| 2 | ============================================================
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| 3 |
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| 4 | .. module:: whichdb
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| 5 | :synopsis: Guess which DBM-style module created a given database.
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| 6 |
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| 7 | .. note::
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| 8 | The :mod:`whichdb` module's only function has been put into the :mod:`dbm`
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| [391] | 9 | module in Python 3. The :term:`2to3` tool will automatically adapt imports
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| 10 | when converting your sources to Python 3.
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| [2] | 11 |
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| 12 |
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| 13 | The single function in this module attempts to guess which of the several simple
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| 14 | database modules available--\ :mod:`dbm`, :mod:`gdbm`, or :mod:`dbhash`\
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| 15 | --should be used to open a given file.
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| 16 |
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| 17 |
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| 18 | .. function:: whichdb(filename)
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| 19 |
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| 20 | Returns one of the following values: ``None`` if the file can't be opened
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| 21 | because it's unreadable or doesn't exist; the empty string (``''``) if the
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| 22 | file's format can't be guessed; or a string containing the required module name,
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| 23 | such as ``'dbm'`` or ``'gdbm'``.
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| 24 |
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