Current File : //opt/cloudlinux/venv/lib/python3.11/site-packages/sqlalchemy/dialects/mssql/adodbapi.py
# mssql/adodbapi.py
# Copyright (C) 2005-2021 the SQLAlchemy authors and contributors
# <see AUTHORS file>
#
# This module is part of SQLAlchemy and is released under
# the MIT License: http://www.opensource.org/licenses/mit-license.php
"""
.. dialect:: mssql+adodbapi
:name: adodbapi
:dbapi: adodbapi
:connectstring: mssql+adodbapi://<username>:<password>@<dsnname>
:url: http://adodbapi.sourceforge.net/
.. note::
The adodbapi dialect is not implemented in SQLAlchemy versions 0.6 and
above at this time.
"""
import datetime
import sys
from sqlalchemy import types as sqltypes
from sqlalchemy import util
from sqlalchemy.dialects.mssql.base import MSDateTime
from sqlalchemy.dialects.mssql.base import MSDialect
class MSDateTime_adodbapi(MSDateTime):
def result_processor(self, dialect, coltype):
def process(value):
# adodbapi will return datetimes with empty time
# values as datetime.date() objects.
# Promote them back to full datetime.datetime()
if type(value) is datetime.date:
return datetime.datetime(value.year, value.month, value.day)
return value
return process
class MSDialect_adodbapi(MSDialect):
supports_sane_rowcount = True
supports_sane_multi_rowcount = True
supports_unicode = sys.maxunicode == 65535
supports_unicode_statements = True
driver = "adodbapi"
@classmethod
def import_dbapi(cls):
import adodbapi as module
return module
colspecs = util.update_copy(
MSDialect.colspecs, {sqltypes.DateTime: MSDateTime_adodbapi}
)
def create_connect_args(self, url):
def check_quote(token):
if ";" in str(token):
token = "'%s'" % token
return token
keys = dict((k, check_quote(v)) for k, v in url.query.items())
connectors = ["Provider=SQLOLEDB"]
if "port" in keys:
connectors.append(
"Data Source=%s, %s" % (keys.get("host"), keys.get("port"))
)
else:
connectors.append("Data Source=%s" % keys.get("host"))
connectors.append("Initial Catalog=%s" % keys.get("database"))
user = keys.get("user")
if user:
connectors.append("User Id=%s" % user)
connectors.append("Password=%s" % keys.get("password", ""))
else:
connectors.append("Integrated Security=SSPI")
return [[";".join(connectors)], {}]
def is_disconnect(self, e, connection, cursor):
return isinstance(
e, self.dbapi.adodbapi.DatabaseError
) and "'connection failure'" in str(e)
dialect = MSDialect_adodbapi
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