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author | nkozlovskiy <nmk@ydb.tech> | 2023-09-29 12:24:06 +0300 |
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committer | nkozlovskiy <nmk@ydb.tech> | 2023-09-29 12:41:34 +0300 |
commit | e0e3e1717e3d33762ce61950504f9637a6e669ed (patch) | |
tree | bca3ff6939b10ed60c3d5c12439963a1146b9711 /contrib/tools/python3/src/Lib/sqlite3/dbapi2.py | |
parent | 38f2c5852db84c7b4d83adfcb009eb61541d1ccd (diff) | |
download | ydb-e0e3e1717e3d33762ce61950504f9637a6e669ed.tar.gz |
add ydb deps
Diffstat (limited to 'contrib/tools/python3/src/Lib/sqlite3/dbapi2.py')
-rw-r--r-- | contrib/tools/python3/src/Lib/sqlite3/dbapi2.py | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/contrib/tools/python3/src/Lib/sqlite3/dbapi2.py b/contrib/tools/python3/src/Lib/sqlite3/dbapi2.py new file mode 100644 index 0000000000..7cf4dd32d5 --- /dev/null +++ b/contrib/tools/python3/src/Lib/sqlite3/dbapi2.py @@ -0,0 +1,101 @@ +# pysqlite2/dbapi2.py: the DB-API 2.0 interface +# +# Copyright (C) 2004-2005 Gerhard Häring <gh@ghaering.de> +# +# This file is part of pysqlite. +# +# This software is provided 'as-is', without any express or implied +# warranty. In no event will the authors be held liable for any damages +# arising from the use of this software. +# +# Permission is granted to anyone to use this software for any purpose, +# including commercial applications, and to alter it and redistribute it +# freely, subject to the following restrictions: +# +# 1. The origin of this software must not be misrepresented; you must not +# claim that you wrote the original software. If you use this software +# in a product, an acknowledgment in the product documentation would be +# appreciated but is not required. +# 2. Altered source versions must be plainly marked as such, and must not be +# misrepresented as being the original software. +# 3. This notice may not be removed or altered from any source distribution. + +import datetime +import time +import collections.abc + +from _sqlite3 import * + +paramstyle = "qmark" + +apilevel = "2.0" + +Date = datetime.date + +Time = datetime.time + +Timestamp = datetime.datetime + +def DateFromTicks(ticks): + return Date(*time.localtime(ticks)[:3]) + +def TimeFromTicks(ticks): + return Time(*time.localtime(ticks)[3:6]) + +def TimestampFromTicks(ticks): + return Timestamp(*time.localtime(ticks)[:6]) + +version_info = tuple([int(x) for x in version.split(".")]) +sqlite_version_info = tuple([int(x) for x in sqlite_version.split(".")]) + +Binary = memoryview +collections.abc.Sequence.register(Row) + +def register_adapters_and_converters(): + def adapt_date(val): + return val.isoformat() + + def adapt_datetime(val): + return val.isoformat(" ") + + def convert_date(val): + return datetime.date(*map(int, val.split(b"-"))) + + def convert_timestamp(val): + datepart, timepart = val.split(b" ") + year, month, day = map(int, datepart.split(b"-")) + timepart_full = timepart.split(b".") + hours, minutes, seconds = map(int, timepart_full[0].split(b":")) + if len(timepart_full) == 2: + microseconds = int('{:0<6.6}'.format(timepart_full[1].decode())) + else: + microseconds = 0 + + val = datetime.datetime(year, month, day, hours, minutes, seconds, microseconds) + return val + + + register_adapter(datetime.date, adapt_date) + register_adapter(datetime.datetime, adapt_datetime) + register_converter("date", convert_date) + register_converter("timestamp", convert_timestamp) + +register_adapters_and_converters() + +# bpo-24464: enable_shared_cache was deprecated in Python 3.10. It's +# scheduled for removal in Python 3.12. +def enable_shared_cache(enable): + from _sqlite3 import enable_shared_cache as _old_enable_shared_cache + import warnings + msg = ( + "enable_shared_cache is deprecated and will be removed in Python 3.12. " + "Shared cache is strongly discouraged by the SQLite 3 documentation. " + "If shared cache must be used, open the database in URI mode using" + "the cache=shared query parameter." + ) + warnings.warn(msg, DeprecationWarning, stacklevel=2) + return _old_enable_shared_cache(enable) + +# Clean up namespace + +del(register_adapters_and_converters) |