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Editing: errors.py
"""Error classes for PostgreSQL error codes """ # psycopg/errors.py - SQLSTATE and DB-API exceptions # # Copyright (C) 2018-2019 Daniele Varrazzo <daniele.varrazzo@gmail.com> # Copyright (C) 2020-2021 The Psycopg Team # # psycopg2 is free software: you can redistribute it and/or modify it # under the terms of the GNU Lesser General Public License as published # by the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # In addition, as a special exception, the copyright holders give # permission to link this program with the OpenSSL library (or with # modified versions of OpenSSL that use the same license as OpenSSL), # and distribute linked combinations including the two. # # You must obey the GNU Lesser General Public License in all respects for # all of the code used other than OpenSSL. # # psycopg2 is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public # License for more details. # # NOTE: the exceptions are injected into this module by the C extention. # def lookup(code): """Lookup an error code and return its exception class. Raise `!KeyError` if the code is not found. """ from psycopg2._psycopg import sqlstate_errors # avoid circular import return sqlstate_errors[code]
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