Mercurial > cpython-lru_cache-weakref

annotate Lib/sqlite3/dbapi2.py @ 83447:678564fc0962 3.3

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#17789: test_random now works with unittest test discovery. Patch by Zachary Ware.
author Ezio Melotti <ezio.melotti@gmail.com>
date Fri, 19 Apr 2013 05:45:27 +0300
parents ae25a38e6c17
children
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1 # pysqlite2/dbapi2.py: the DB-API 2.0 interface
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2 #
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3 # Copyright (C) 2004-2005 Gerhard Häring <gh@ghaering.de>
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4 #
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5 # This file is part of pysqlite.
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6 #
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7 # This software is provided 'as-is', without any express or implied
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8 # warranty. In no event will the authors be held liable for any damages
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9 # arising from the use of this software.
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10 #
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11 # Permission is granted to anyone to use this software for any purpose,
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12 # including commercial applications, and to alter it and redistribute it
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13 # freely, subject to the following restrictions:
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14 #
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15 # 1. The origin of this software must not be misrepresented; you must not
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16 # claim that you wrote the original software. If you use this software
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17 # in a product, an acknowledgment in the product documentation would be
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18 # appreciated but is not required.
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19 # 2. Altered source versions must be plainly marked as such, and must not be
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20 # misrepresented as being the original software.
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21 # 3. This notice may not be removed or altered from any source distribution.
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22
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23 import datetime
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24 import time
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25
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26 from _sqlite3 import *
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27
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28 paramstyle = "qmark"
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29
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30 threadsafety = 1
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31
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32 apilevel = "2.0"
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33
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34 Date = datetime.date
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35
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36 Time = datetime.time
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37
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38 Timestamp = datetime.datetime
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39
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40 def DateFromTicks(ticks):
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41 return Date(*time.localtime(ticks)[:3])
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42
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43 def TimeFromTicks(ticks):
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44 return Time(*time.localtime(ticks)[3:6])
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45
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46 def TimestampFromTicks(ticks):
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47 return Timestamp(*time.localtime(ticks)[:6])
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48
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49 version_info = tuple([int(x) for x in version.split(".")])
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50 sqlite_version_info = tuple([int(x) for x in sqlite_version.split(".")])
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51
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52 Binary = memoryview
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53
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54 def register_adapters_and_converters():
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55 def adapt_date(val):
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56 return val.isoformat()
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57
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58 def adapt_datetime(val):
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59 return val.isoformat(" ")
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60
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61 def convert_date(val):
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62 return datetime.date(*map(int, val.split(b"-")))
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63
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64 def convert_timestamp(val):
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65 datepart, timepart = val.split(b" ")
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66 year, month, day = map(int, datepart.split(b"-"))
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67 timepart_full = timepart.split(b".")
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68 hours, minutes, seconds = map(int, timepart_full[0].split(b":"))
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69 if len(timepart_full) == 2:
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70 microseconds = int('{:0<6.6}'.format(timepart_full[1].decode()))
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71 else:
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72 microseconds = 0
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73
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74 val = datetime.datetime(year, month, day, hours, minutes, seconds, microseconds)
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75 return val
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76
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77
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78 register_adapter(datetime.date, adapt_date)
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79 register_adapter(datetime.datetime, adapt_datetime)
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80 register_converter("date", convert_date)
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81 register_converter("timestamp", convert_timestamp)
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82
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83 register_adapters_and_converters()
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84
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85 # Clean up namespace
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86
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87 del(register_adapters_and_converters)