Mercurial > cpython-lru_cache-weakref

annotate Lib/sqlite3/dbapi2.py @ 39042:c02fa187e0f4 legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Part of SF patch #1484695. This removes dead code. The chksum was already verified in .frombuf() on the lines above. If there was a problem an exception is raised, so there was no way this condition could have been true.
author Neal Norwitz <nnorwitz@gmail.com>
date Mon, 10 Jul 2006 00:23:17 +0000
parents 7da4af95ebad
children b9d4ced23506 1edde2349f78
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
1 #-*- coding: ISO-8859-1 -*-
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
2 # pysqlite2/dbapi2.py: the DB-API 2.0 interface
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
3 #
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
4 # Copyright (C) 2004-2005 Gerhard Häring <gh@ghaering.de>
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
5 #
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
6 # This file is part of pysqlite.
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
7 #
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
8 # This software is provided 'as-is', without any express or implied
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
9 # warranty. In no event will the authors be held liable for any damages
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
10 # arising from the use of this software.
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
11 #
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
12 # Permission is granted to anyone to use this software for any purpose,
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
13 # including commercial applications, and to alter it and redistribute it
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
14 # freely, subject to the following restrictions:
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
15 #
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
16 # 1. The origin of this software must not be misrepresented; you must not
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
17 # claim that you wrote the original software. If you use this software
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
18 # in a product, an acknowledgment in the product documentation would be
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
19 # appreciated but is not required.
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
20 # 2. Altered source versions must be plainly marked as such, and must not be
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
21 # misrepresented as being the original software.
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
22 # 3. This notice may not be removed or altered from any source distribution.
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
23
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
24 import datetime
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
25 import time
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
26
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
27 from _sqlite3 import *
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
28
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
29 paramstyle = "qmark"
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
30
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
31 threadsafety = 1
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
32
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
33 apilevel = "2.0"
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
34
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
35 Date = datetime.date
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
36
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
37 Time = datetime.time
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
38
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
39 Timestamp = datetime.datetime
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
40
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
41 def DateFromTicks(ticks):
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
42 return apply(Date, time.localtime(ticks)[:3])
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
43
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
44 def TimeFromTicks(ticks):
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
45 return apply(Time, time.localtime(ticks)[3:6])
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
46
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
47 def TimestampFromTicks(ticks):
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
48 return apply(Timestamp, time.localtime(ticks)[:6])
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
49
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
50 version_info = tuple([int(x) for x in version.split(".")])
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
51 sqlite_version_info = tuple([int(x) for x in sqlite_version.split(".")])
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
52
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
53 Binary = buffer
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
54
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
55 def register_adapters_and_converters():
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
56 def adapt_date(val):
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
57 return val.isoformat()
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
58
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
59 def adapt_datetime(val):
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
60 return val.isoformat(" ")
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
61
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
62 def convert_date(val):
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
63 return datetime.date(*map(int, val.split("-")))
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
64
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
65 def convert_timestamp(val):
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
66 datepart, timepart = val.split(" ")
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
67 year, month, day = map(int, datepart.split("-"))
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
68 timepart_full = timepart.split(".")
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
69 hours, minutes, seconds = map(int, timepart_full[0].split(":"))
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
70 if len(timepart_full) == 2:
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
71 microseconds = int(float("0." + timepart_full[1]) * 1000000)
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
72 else:
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
73 microseconds = 0
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
74
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
75 val = datetime.datetime(year, month, day, hours, minutes, seconds, microseconds)
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
76 return val
37362
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
77
e546274d6503 merged the sqlite-integration branch.
Anthony Baxter <anthonybaxter@gmail.com>
parents:
diff changeset
78
37938
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
79 register_adapter(datetime.date, adapt_date)
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
80 register_adapter(datetime.datetime, adapt_datetime)
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
81 register_converter("date", convert_date)
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
82 register_converter("timestamp", convert_timestamp)
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
83
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
84 register_adapters_and_converters()
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
85
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
86 # Clean up namespace
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
87
7da4af95ebad Updated the sqlite3 module to the external pysqlite 2.2.2 version.
Gerhard Häring <gh@ghaering.de>
parents: 37362
diff changeset
88 del(register_adapters_and_converters)