/Lib/sqlite3/dbapi2.py

 1#-*- coding: ISO-8859-1 -*-
 2# pysqlite2/dbapi2.py: the DB-API 2.0 interface
 3#
 4# Copyright (C) 2004-2005 Gerhard Häring <gh@ghaering.de>
 5#
 6# This file is part of pysqlite.
 7#
 8# This software is provided 'as-is', without any express or implied
 9# warranty.  In no event will the authors be held liable for any damages
10# arising from the use of this software.
11#
12# Permission is granted to anyone to use this software for any purpose,
13# including commercial applications, and to alter it and redistribute it
14# freely, subject to the following restrictions:
15#
16# 1. The origin of this software must not be misrepresented; you must not
17#    claim that you wrote the original software. If you use this software
18#    in a product, an acknowledgment in the product documentation would be
19#    appreciated but is not required.
20# 2. Altered source versions must be plainly marked as such, and must not be
21#    misrepresented as being the original software.
22# 3. This notice may not be removed or altered from any source distribution.
23
24import datetime
25import time
26
27from _sqlite3 import *
28
29paramstyle = "qmark"
30
31threadsafety = 1
32
33apilevel = "2.0"
34
35Date = datetime.date
36
37Time = datetime.time
38
39Timestamp = datetime.datetime
40
41def DateFromTicks(ticks):
42    return Date(*time.localtime(ticks)[:3])
43
44def TimeFromTicks(ticks):
45    return Time(*time.localtime(ticks)[3:6])
46
47def TimestampFromTicks(ticks):
48    return Timestamp(*time.localtime(ticks)[:6])
49
50version_info = tuple([int(x) for x in version.split(".")])
51sqlite_version_info = tuple([int(x) for x in sqlite_version.split(".")])
52
53Binary = buffer
54
55def register_adapters_and_converters():
56    def adapt_date(val):
57        return val.isoformat()
58
59    def adapt_datetime(val):
60        return val.isoformat(" ")
61
62    def convert_date(val):
63        return datetime.date(*map(int, val.split("-")))
64
65    def convert_timestamp(val):
66        datepart, timepart = val.split(" ")
67        year, month, day = map(int, datepart.split("-"))
68        timepart_full = timepart.split(".")
69        hours, minutes, seconds = map(int, timepart_full[0].split(":"))
70        if len(timepart_full) == 2:
71            microseconds = int(timepart_full[1])
72        else:
73            microseconds = 0
74
75        val = datetime.datetime(year, month, day, hours, minutes, seconds, microseconds)
76        return val
77
78
79    register_adapter(datetime.date, adapt_date)
80    register_adapter(datetime.datetime, adapt_datetime)
81    register_converter("date", convert_date)
82    register_converter("timestamp", convert_timestamp)
83
84register_adapters_and_converters()
85
86# Clean up namespace
87
88del(register_adapters_and_converters)