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python3-vckonline/lib/python3.8/site-packages/mysql/connector/django/schema.py

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+# Copyright (c) 2020, Oracle and/or its affiliates.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License, version 2.0, as
+# published by the Free Software Foundation.
+#
+# This program is also distributed with certain software (including
+# but not limited to OpenSSL) that is licensed under separate terms,
+# as designated in a particular file or component or in included license
+# documentation.  The authors of MySQL hereby grant you an
+# additional permission to link the program and your derivative works
+# with the separately licensed software that they have included with
+# MySQL.
+#
+# Without limiting anything contained in the foregoing, this file,
+# which is part of MySQL Connector/Python, is also subject to the
+# Universal FOSS Exception, version 1.0, a copy of which can be found at
+# http://oss.oracle.com/licenses/universal-foss-exception.
+#
+# This program 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 General Public License, version 2.0, for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software Foundation, Inc.,
+# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
+
+from django.db.backends.mysql.schema import DatabaseSchemaEditor as MySQLDatabaseSchemaEditor
+
+
+class DatabaseSchemaEditor(MySQLDatabaseSchemaEditor):
+
+    def quote_value(self, value):
+        self.connection.ensure_connection()
+        if isinstance(value, str):
+            value = value.replace('%', '%%')
+        quoted = self.connection.connection.converter.escape(value)
+        if isinstance(value, str) and isinstance(quoted, bytes):
+            quoted = quoted.decode()
+        return quoted