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Fixed repetition in exceptions docs.
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@ -145,21 +145,20 @@ available through the following exceptions:
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.. extension::
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The :mod:`psycopg2.extensions` module exports a few other exception that
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may be raised by Psycopg: currently
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Psycopg may raise a few other, more specialized, exceptions: currently
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:exc:`~psycopg2.extensions.QueryCanceledError` and
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:exc:`~psycopg2.extensions.TransactionRollbackError`. These exceptions are
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not exposed by the main :mod:`!psycopg2` module but can be imported by the
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:mod:`~psycopg2.extensions` module. All the additional exceptions are
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subclasses of standard |DBAPI| exceptions, so trapping them specifically
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is not required.
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:exc:`~psycopg2.extensions.TransactionRollbackError` are defined. These
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exceptions are not exposed by the main :mod:`!psycopg2` module but are
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made available by the :mod:`~psycopg2.extensions` module. All the
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additional exceptions are subclasses of standard |DBAPI| exceptions, so
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trapping them specifically is not required.
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This is the exception inheritance layout:
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.. parsed-literal::
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|StandardError|_
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|StandardError|
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\|__ :exc:`Warning`
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\|__ :exc:`Error`
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\|__ :exc:`InterfaceError`
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