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Batuhan Osman TASKAYA
cpython
Commits
1b383570
Kaydet (Commit)
1b383570
authored
May 16, 2006
tarafından
Tim Peters
Dosyalara gözat
Seçenekler
Dosyalara Gözat
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Text files missing the SVN eol-style property.
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27 changed files
with
463 additions
and
463 deletions
+463
-463
adapter_datetime.py
Doc/lib/sqlite3/adapter_datetime.py
+14
-14
adapter_point_1.py
Doc/lib/sqlite3/adapter_point_1.py
+16
-16
adapter_point_2.py
Doc/lib/sqlite3/adapter_point_2.py
+17
-17
collation_reverse.py
Doc/lib/sqlite3/collation_reverse.py
+15
-15
connect_db_1.py
Doc/lib/sqlite3/connect_db_1.py
+3
-3
connect_db_2.py
Doc/lib/sqlite3/connect_db_2.py
+3
-3
converter_point.py
Doc/lib/sqlite3/converter_point.py
+47
-47
countcursors.py
Doc/lib/sqlite3/countcursors.py
+15
-15
createdb.py
Doc/lib/sqlite3/createdb.py
+28
-28
execsql_fetchonerow.py
Doc/lib/sqlite3/execsql_fetchonerow.py
+17
-17
execsql_printall_1.py
Doc/lib/sqlite3/execsql_printall_1.py
+13
-13
execute_1.py
Doc/lib/sqlite3/execute_1.py
+11
-11
execute_2.py
Doc/lib/sqlite3/execute_2.py
+12
-12
execute_3.py
Doc/lib/sqlite3/execute_3.py
+12
-12
executemany_1.py
Doc/lib/sqlite3/executemany_1.py
+24
-24
executemany_2.py
Doc/lib/sqlite3/executemany_2.py
+15
-15
executescript.py
Doc/lib/sqlite3/executescript.py
+24
-24
insert_more_people.py
Doc/lib/sqlite3/insert_more_people.py
+16
-16
md5func.py
Doc/lib/sqlite3/md5func.py
+11
-11
mysumaggr.py
Doc/lib/sqlite3/mysumaggr.py
+20
-20
parse_colnames.py
Doc/lib/sqlite3/parse_colnames.py
+8
-8
pysqlite_datetime.py
Doc/lib/sqlite3/pysqlite_datetime.py
+20
-20
row_factory.py
Doc/lib/sqlite3/row_factory.py
+13
-13
shortcut_methods.py
Doc/lib/sqlite3/shortcut_methods.py
+21
-21
simple_tableprinter.py
Doc/lib/sqlite3/simple_tableprinter.py
+26
-26
text_factory.py
Doc/lib/sqlite3/text_factory.py
+42
-42
test_bigmem.py
Lib/test/test_bigmem.py
+0
-0
No files found.
Doc/lib/sqlite3/adapter_datetime.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
import
datetime
,
time
import
datetime
,
time
def
adapt_datetime
(
ts
):
def
adapt_datetime
(
ts
):
return
time
.
mktime
(
ts
.
timetuple
())
return
time
.
mktime
(
ts
.
timetuple
())
sqlite3
.
register_adapter
(
datetime
.
datetime
,
adapt_datetime
)
sqlite3
.
register_adapter
(
datetime
.
datetime
,
adapt_datetime
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
now
=
datetime
.
datetime
.
now
()
now
=
datetime
.
datetime
.
now
()
cur
.
execute
(
"select ?"
,
(
now
,))
cur
.
execute
(
"select ?"
,
(
now
,))
print
cur
.
fetchone
()[
0
]
print
cur
.
fetchone
()[
0
]
Doc/lib/sqlite3/adapter_point_1.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
class
Point
(
object
):
class
Point
(
object
):
def
__init__
(
self
,
x
,
y
):
def
__init__
(
self
,
x
,
y
):
self
.
x
,
self
.
y
=
x
,
y
self
.
x
,
self
.
y
=
x
,
y
def
__conform__
(
self
,
protocol
):
def
__conform__
(
self
,
protocol
):
if
protocol
is
sqlite3
.
PrepareProtocol
:
if
protocol
is
sqlite3
.
PrepareProtocol
:
return
"
%
f;
%
f"
%
(
self
.
x
,
self
.
y
)
return
"
%
f;
%
f"
%
(
self
.
x
,
self
.
y
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
p
=
Point
(
4.0
,
-
3.2
)
p
=
Point
(
4.0
,
-
3.2
)
cur
.
execute
(
"select ?"
,
(
p
,))
cur
.
execute
(
"select ?"
,
(
p
,))
print
cur
.
fetchone
()[
0
]
print
cur
.
fetchone
()[
0
]
Doc/lib/sqlite3/adapter_point_2.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
class
Point
(
object
):
class
Point
(
object
):
def
__init__
(
self
,
x
,
y
):
def
__init__
(
self
,
x
,
y
):
self
.
x
,
self
.
y
=
x
,
y
self
.
x
,
self
.
y
=
x
,
y
def
adapt_point
(
point
):
def
adapt_point
(
point
):
return
"
%
f;
%
f"
%
(
point
.
x
,
point
.
y
)
return
"
%
f;
%
f"
%
(
point
.
x
,
point
.
y
)
sqlite3
.
register_adapter
(
Point
,
adapt_point
)
sqlite3
.
register_adapter
(
Point
,
adapt_point
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
p
=
Point
(
4.0
,
-
3.2
)
p
=
Point
(
4.0
,
-
3.2
)
cur
.
execute
(
"select ?"
,
(
p
,))
cur
.
execute
(
"select ?"
,
(
p
,))
print
cur
.
fetchone
()[
0
]
print
cur
.
fetchone
()[
0
]
Doc/lib/sqlite3/collation_reverse.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
def
collate_reverse
(
string1
,
string2
):
def
collate_reverse
(
string1
,
string2
):
return
-
cmp
(
string1
,
string2
)
return
-
cmp
(
string1
,
string2
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
.
create_collation
(
"reverse"
,
collate_reverse
)
con
.
create_collation
(
"reverse"
,
collate_reverse
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table test(x)"
)
cur
.
execute
(
"create table test(x)"
)
cur
.
executemany
(
"insert into test(x) values (?)"
,
[(
"a"
,),
(
"b"
,)])
cur
.
executemany
(
"insert into test(x) values (?)"
,
[(
"a"
,),
(
"b"
,)])
cur
.
execute
(
"select x from test order by x collate reverse"
)
cur
.
execute
(
"select x from test order by x collate reverse"
)
for
row
in
cur
:
for
row
in
cur
:
print
row
print
row
con
.
close
()
con
.
close
()
Doc/lib/sqlite3/connect_db_1.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
Doc/lib/sqlite3/connect_db_2.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
Doc/lib/sqlite3/converter_point.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
class
Point
(
object
):
class
Point
(
object
):
def
__init__
(
self
,
x
,
y
):
def
__init__
(
self
,
x
,
y
):
self
.
x
,
self
.
y
=
x
,
y
self
.
x
,
self
.
y
=
x
,
y
def
__repr__
(
self
):
def
__repr__
(
self
):
return
"(
%
f;
%
f)"
%
(
self
.
x
,
self
.
y
)
return
"(
%
f;
%
f)"
%
(
self
.
x
,
self
.
y
)
def
adapt_point
(
point
):
def
adapt_point
(
point
):
return
"
%
f;
%
f"
%
(
point
.
x
,
point
.
y
)
return
"
%
f;
%
f"
%
(
point
.
x
,
point
.
y
)
def
convert_point
(
s
):
def
convert_point
(
s
):
x
,
y
=
map
(
float
,
s
.
split
(
";"
))
x
,
y
=
map
(
float
,
s
.
split
(
";"
))
return
Point
(
x
,
y
)
return
Point
(
x
,
y
)
# Register the adapter
# Register the adapter
sqlite3
.
register_adapter
(
Point
,
adapt_point
)
sqlite3
.
register_adapter
(
Point
,
adapt_point
)
# Register the converter
# Register the converter
sqlite3
.
register_converter
(
"point"
,
convert_point
)
sqlite3
.
register_converter
(
"point"
,
convert_point
)
p
=
Point
(
4.0
,
-
3.2
)
p
=
Point
(
4.0
,
-
3.2
)
#########################
#########################
# 1) Using declared types
# 1) Using declared types
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_DECLTYPES
)
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_DECLTYPES
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table test(p point)"
)
cur
.
execute
(
"create table test(p point)"
)
cur
.
execute
(
"insert into test(p) values (?)"
,
(
p
,))
cur
.
execute
(
"insert into test(p) values (?)"
,
(
p
,))
cur
.
execute
(
"select p from test"
)
cur
.
execute
(
"select p from test"
)
print
"with declared types:"
,
cur
.
fetchone
()[
0
]
print
"with declared types:"
,
cur
.
fetchone
()[
0
]
cur
.
close
()
cur
.
close
()
con
.
close
()
con
.
close
()
#######################
#######################
# 1) Using column names
# 1) Using column names
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_COLNAMES
)
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_COLNAMES
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table test(p)"
)
cur
.
execute
(
"create table test(p)"
)
cur
.
execute
(
"insert into test(p) values (?)"
,
(
p
,))
cur
.
execute
(
"insert into test(p) values (?)"
,
(
p
,))
cur
.
execute
(
'select p as "p [point]" from test'
)
cur
.
execute
(
'select p as "p [point]" from test'
)
print
"with column names:"
,
cur
.
fetchone
()[
0
]
print
"with column names:"
,
cur
.
fetchone
()[
0
]
cur
.
close
()
cur
.
close
()
con
.
close
()
con
.
close
()
Doc/lib/sqlite3/countcursors.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
class
CountCursorsConnection
(
sqlite3
.
Connection
):
class
CountCursorsConnection
(
sqlite3
.
Connection
):
def
__init__
(
self
,
*
args
,
**
kwargs
):
def
__init__
(
self
,
*
args
,
**
kwargs
):
sqlite3
.
Connection
.
__init__
(
self
,
*
args
,
**
kwargs
)
sqlite3
.
Connection
.
__init__
(
self
,
*
args
,
**
kwargs
)
self
.
numcursors
=
0
self
.
numcursors
=
0
def
cursor
(
self
,
*
args
,
**
kwargs
):
def
cursor
(
self
,
*
args
,
**
kwargs
):
self
.
numcursors
+=
1
self
.
numcursors
+=
1
return
sqlite3
.
Connection
.
cursor
(
self
,
*
args
,
**
kwargs
)
return
sqlite3
.
Connection
.
cursor
(
self
,
*
args
,
**
kwargs
)
con
=
sqlite3
.
connect
(
":memory:"
,
factory
=
CountCursorsConnection
)
con
=
sqlite3
.
connect
(
":memory:"
,
factory
=
CountCursorsConnection
)
cur1
=
con
.
cursor
()
cur1
=
con
.
cursor
()
cur2
=
con
.
cursor
()
cur2
=
con
.
cursor
()
print
con
.
numcursors
print
con
.
numcursors
Doc/lib/sqlite3/createdb.py
Dosyayı görüntüle @
1b383570
# Not referenced from the documentation, but builds the database file the other
# Not referenced from the documentation, but builds the database file the other
# code snippets expect.
# code snippets expect.
import
sqlite3
import
sqlite3
import
os
import
os
DB_FILE
=
"mydb"
DB_FILE
=
"mydb"
if
os
.
path
.
exists
(
DB_FILE
):
if
os
.
path
.
exists
(
DB_FILE
):
os
.
remove
(
DB_FILE
)
os
.
remove
(
DB_FILE
)
con
=
sqlite3
.
connect
(
DB_FILE
)
con
=
sqlite3
.
connect
(
DB_FILE
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"""
cur
.
execute
(
"""
create table people
create table people
(
(
name_last varchar(20),
name_last varchar(20),
age integer
age integer
)
)
"""
)
"""
)
cur
.
execute
(
"insert into people (name_last, age) values ('Yeltsin', 72)"
)
cur
.
execute
(
"insert into people (name_last, age) values ('Yeltsin', 72)"
)
cur
.
execute
(
"insert into people (name_last, age) values ('Putin', 51)"
)
cur
.
execute
(
"insert into people (name_last, age) values ('Putin', 51)"
)
con
.
commit
()
con
.
commit
()
cur
.
close
()
cur
.
close
()
con
.
close
()
con
.
close
()
Doc/lib/sqlite3/execsql_fetchonerow.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
SELECT
=
"select name_last, age from people order by age, name_last"
SELECT
=
"select name_last, age from people order by age, name_last"
# 1. Iterate over the rows available from the cursor, unpacking the
# 1. Iterate over the rows available from the cursor, unpacking the
# resulting sequences to yield their elements (name_last, age):
# resulting sequences to yield their elements (name_last, age):
cur
.
execute
(
SELECT
)
cur
.
execute
(
SELECT
)
for
(
name_last
,
age
)
in
cur
:
for
(
name_last
,
age
)
in
cur
:
print
'
%
s is
%
d years old.'
%
(
name_last
,
age
)
print
'
%
s is
%
d years old.'
%
(
name_last
,
age
)
# 2. Equivalently:
# 2. Equivalently:
cur
.
execute
(
SELECT
)
cur
.
execute
(
SELECT
)
for
row
in
cur
:
for
row
in
cur
:
print
'
%
s is
%
d years old.'
%
(
row
[
0
],
row
[
1
])
print
'
%
s is
%
d years old.'
%
(
row
[
0
],
row
[
1
])
Doc/lib/sqlite3/execsql_printall_1.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
# Create a connection to the database file "mydb":
# Create a connection to the database file "mydb":
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
# Get a Cursor object that operates in the context of Connection con:
# Get a Cursor object that operates in the context of Connection con:
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
# Execute the SELECT statement:
# Execute the SELECT statement:
cur
.
execute
(
"select * from people order by age"
)
cur
.
execute
(
"select * from people order by age"
)
# Retrieve all rows as a sequence and print that sequence:
# Retrieve all rows as a sequence and print that sequence:
print
cur
.
fetchall
()
print
cur
.
fetchall
()
Doc/lib/sqlite3/execute_1.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
who
=
"Yeltsin"
who
=
"Yeltsin"
age
=
72
age
=
72
cur
.
execute
(
"select name_last, age from people where name_last=? and age=?"
,
(
who
,
age
))
cur
.
execute
(
"select name_last, age from people where name_last=? and age=?"
,
(
who
,
age
))
print
cur
.
fetchone
()
print
cur
.
fetchone
()
Doc/lib/sqlite3/execute_2.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
who
=
"Yeltsin"
who
=
"Yeltsin"
age
=
72
age
=
72
cur
.
execute
(
"select name_last, age from people where name_last=:who and age=:age"
,
cur
.
execute
(
"select name_last, age from people where name_last=:who and age=:age"
,
{
"who"
:
who
,
"age"
:
age
})
{
"who"
:
who
,
"age"
:
age
})
print
cur
.
fetchone
()
print
cur
.
fetchone
()
Doc/lib/sqlite3/execute_3.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
who
=
"Yeltsin"
who
=
"Yeltsin"
age
=
72
age
=
72
cur
.
execute
(
"select name_last, age from people where name_last=:who and age=:age"
,
cur
.
execute
(
"select name_last, age from people where name_last=:who and age=:age"
,
locals
())
locals
())
print
cur
.
fetchone
()
print
cur
.
fetchone
()
Doc/lib/sqlite3/executemany_1.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
class
IterChars
:
class
IterChars
:
def
__init__
(
self
):
def
__init__
(
self
):
self
.
count
=
ord
(
'a'
)
self
.
count
=
ord
(
'a'
)
def
__iter__
(
self
):
def
__iter__
(
self
):
return
self
return
self
def
next
(
self
):
def
next
(
self
):
if
self
.
count
>
ord
(
'z'
):
if
self
.
count
>
ord
(
'z'
):
raise
StopIteration
raise
StopIteration
self
.
count
+=
1
self
.
count
+=
1
return
(
chr
(
self
.
count
-
1
),)
# this is a 1-tuple
return
(
chr
(
self
.
count
-
1
),)
# this is a 1-tuple
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table characters(c)"
)
cur
.
execute
(
"create table characters(c)"
)
theIter
=
IterChars
()
theIter
=
IterChars
()
cur
.
executemany
(
"insert into characters(c) values (?)"
,
theIter
)
cur
.
executemany
(
"insert into characters(c) values (?)"
,
theIter
)
cur
.
execute
(
"select c from characters"
)
cur
.
execute
(
"select c from characters"
)
print
cur
.
fetchall
()
print
cur
.
fetchall
()
Doc/lib/sqlite3/executemany_2.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
def
char_generator
():
def
char_generator
():
import
string
import
string
for
c
in
string
.
letters
[:
26
]:
for
c
in
string
.
letters
[:
26
]:
yield
(
c
,)
yield
(
c
,)
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table characters(c)"
)
cur
.
execute
(
"create table characters(c)"
)
cur
.
executemany
(
"insert into characters(c) values (?)"
,
char_generator
())
cur
.
executemany
(
"insert into characters(c) values (?)"
,
char_generator
())
cur
.
execute
(
"select c from characters"
)
cur
.
execute
(
"select c from characters"
)
print
cur
.
fetchall
()
print
cur
.
fetchall
()
Doc/lib/sqlite3/executescript.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
executescript
(
"""
cur
.
executescript
(
"""
create table person(
create table person(
firstname,
firstname,
lastname,
lastname,
age
age
);
);
create table book(
create table book(
title,
title,
author,
author,
published
published
);
);
insert into book(title, author, published)
insert into book(title, author, published)
values (
values (
'Dirk Gently''s Holistic Detective Agency
'Dirk Gently''s Holistic Detective Agency
'Douglas Adams',
'Douglas Adams',
1987
1987
);
);
"""
)
"""
)
Doc/lib/sqlite3/insert_more_people.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
newPeople
=
(
newPeople
=
(
(
'Lebed'
,
53
),
(
'Lebed'
,
53
),
(
'Zhirinovsky'
,
57
),
(
'Zhirinovsky'
,
57
),
)
)
for
person
in
newPeople
:
for
person
in
newPeople
:
cur
.
execute
(
"insert into people (name_last, age) values (?, ?)"
,
person
)
cur
.
execute
(
"insert into people (name_last, age) values (?, ?)"
,
person
)
# The changes will not be saved unless the transaction is committed explicitly:
# The changes will not be saved unless the transaction is committed explicitly:
con
.
commit
()
con
.
commit
()
Doc/lib/sqlite3/md5func.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
import
md5
import
md5
def
md5sum
(
t
):
def
md5sum
(
t
):
return
md5
.
md5
(
t
)
.
hexdigest
()
return
md5
.
md5
(
t
)
.
hexdigest
()
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
.
create_function
(
"md5"
,
1
,
md5sum
)
con
.
create_function
(
"md5"
,
1
,
md5sum
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"select md5(?)"
,
(
"foo"
,))
cur
.
execute
(
"select md5(?)"
,
(
"foo"
,))
print
cur
.
fetchone
()[
0
]
print
cur
.
fetchone
()[
0
]
Doc/lib/sqlite3/mysumaggr.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
class
MySum
:
class
MySum
:
def
__init__
(
self
):
def
__init__
(
self
):
self
.
count
=
0
self
.
count
=
0
def
step
(
self
,
value
):
def
step
(
self
,
value
):
self
.
count
+=
value
self
.
count
+=
value
def
finalize
(
self
):
def
finalize
(
self
):
return
self
.
count
return
self
.
count
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
.
create_aggregate
(
"mysum"
,
1
,
MySum
)
con
.
create_aggregate
(
"mysum"
,
1
,
MySum
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table test(i)"
)
cur
.
execute
(
"create table test(i)"
)
cur
.
execute
(
"insert into test(i) values (1)"
)
cur
.
execute
(
"insert into test(i) values (1)"
)
cur
.
execute
(
"insert into test(i) values (2)"
)
cur
.
execute
(
"insert into test(i) values (2)"
)
cur
.
execute
(
"select mysum(i) from test"
)
cur
.
execute
(
"select mysum(i) from test"
)
print
cur
.
fetchone
()[
0
]
print
cur
.
fetchone
()[
0
]
Doc/lib/sqlite3/parse_colnames.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
import
datetime
import
datetime
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_COLNAMES
)
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_COLNAMES
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
'select ? as "x [timestamp]"'
,
(
datetime
.
datetime
.
now
(),))
cur
.
execute
(
'select ? as "x [timestamp]"'
,
(
datetime
.
datetime
.
now
(),))
dt
=
cur
.
fetchone
()[
0
]
dt
=
cur
.
fetchone
()[
0
]
print
dt
,
type
(
dt
)
print
dt
,
type
(
dt
)
Doc/lib/sqlite3/pysqlite_datetime.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
import
datetime
import
datetime
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_DECLTYPES
|
sqlite3
.
PARSE_COLNAMES
)
con
=
sqlite3
.
connect
(
":memory:"
,
detect_types
=
sqlite3
.
PARSE_DECLTYPES
|
sqlite3
.
PARSE_COLNAMES
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"create table test(d date, ts timestamp)"
)
cur
.
execute
(
"create table test(d date, ts timestamp)"
)
today
=
datetime
.
date
.
today
()
today
=
datetime
.
date
.
today
()
now
=
datetime
.
datetime
.
now
()
now
=
datetime
.
datetime
.
now
()
cur
.
execute
(
"insert into test(d, ts) values (?, ?)"
,
(
today
,
now
))
cur
.
execute
(
"insert into test(d, ts) values (?, ?)"
,
(
today
,
now
))
cur
.
execute
(
"select d, ts from test"
)
cur
.
execute
(
"select d, ts from test"
)
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
print
today
,
"=>"
,
row
[
0
],
type
(
row
[
0
])
print
today
,
"=>"
,
row
[
0
],
type
(
row
[
0
])
print
now
,
"=>"
,
row
[
1
],
type
(
row
[
1
])
print
now
,
"=>"
,
row
[
1
],
type
(
row
[
1
])
cur
.
execute
(
'select current_date as "d [date]", current_timestamp as "ts [timestamp]"'
)
cur
.
execute
(
'select current_date as "d [date]", current_timestamp as "ts [timestamp]"'
)
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
print
"current_date"
,
row
[
0
],
type
(
row
[
0
])
print
"current_date"
,
row
[
0
],
type
(
row
[
0
])
print
"current_timestamp"
,
row
[
1
],
type
(
row
[
1
])
print
"current_timestamp"
,
row
[
1
],
type
(
row
[
1
])
Doc/lib/sqlite3/row_factory.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
def
dict_factory
(
cursor
,
row
):
def
dict_factory
(
cursor
,
row
):
d
=
{}
d
=
{}
for
idx
,
col
in
enumerate
(
cursor
.
description
):
for
idx
,
col
in
enumerate
(
cursor
.
description
):
d
[
col
[
0
]]
=
row
[
idx
]
d
[
col
[
0
]]
=
row
[
idx
]
return
d
return
d
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
con
.
row_factory
=
dict_factory
con
.
row_factory
=
dict_factory
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
"select 1 as a"
)
cur
.
execute
(
"select 1 as a"
)
print
cur
.
fetchone
()[
"a"
]
print
cur
.
fetchone
()[
"a"
]
Doc/lib/sqlite3/shortcut_methods.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
persons
=
[
persons
=
[
(
"Hugo"
,
"Boss"
),
(
"Hugo"
,
"Boss"
),
(
"Calvin"
,
"Klein"
)
(
"Calvin"
,
"Klein"
)
]
]
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
# Create the table
# Create the table
con
.
execute
(
"create table person(firstname, lastname)"
)
con
.
execute
(
"create table person(firstname, lastname)"
)
# Fill the table
# Fill the table
con
.
executemany
(
"insert into person(firstname, lastname) values (?, ?)"
,
persons
)
con
.
executemany
(
"insert into person(firstname, lastname) values (?, ?)"
,
persons
)
# Print the table contents
# Print the table contents
for
row
in
con
.
execute
(
"select firstname, lastname from person"
):
for
row
in
con
.
execute
(
"select firstname, lastname from person"
):
print
row
print
row
# Using a dummy WHERE clause to not let SQLite take the shortcut table deletes.
# Using a dummy WHERE clause to not let SQLite take the shortcut table deletes.
print
"I just deleted"
,
con
.
execute
(
"delete from person where 1=1"
)
.
rowcount
,
"rows"
print
"I just deleted"
,
con
.
execute
(
"delete from person where 1=1"
)
.
rowcount
,
"rows"
Doc/lib/sqlite3/simple_tableprinter.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
FIELD_MAX_WIDTH
=
20
FIELD_MAX_WIDTH
=
20
TABLE_NAME
=
'people'
TABLE_NAME
=
'people'
SELECT
=
'select * from
%
s order by age, name_last'
%
TABLE_NAME
SELECT
=
'select * from
%
s order by age, name_last'
%
TABLE_NAME
con
=
sqlite3
.
connect
(
"mydb"
)
con
=
sqlite3
.
connect
(
"mydb"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
cur
.
execute
(
SELECT
)
cur
.
execute
(
SELECT
)
# Print a header.
# Print a header.
for
fieldDesc
in
cur
.
description
:
for
fieldDesc
in
cur
.
description
:
print
fieldDesc
[
0
]
.
ljust
(
FIELD_MAX_WIDTH
)
,
print
fieldDesc
[
0
]
.
ljust
(
FIELD_MAX_WIDTH
)
,
print
# Finish the header with a newline.
print
# Finish the header with a newline.
print
'-'
*
78
print
'-'
*
78
# For each row, print the value of each field left-justified within
# For each row, print the value of each field left-justified within
# the maximum possible width of that field.
# the maximum possible width of that field.
fieldIndices
=
range
(
len
(
cur
.
description
))
fieldIndices
=
range
(
len
(
cur
.
description
))
for
row
in
cur
:
for
row
in
cur
:
for
fieldIndex
in
fieldIndices
:
for
fieldIndex
in
fieldIndices
:
fieldValue
=
str
(
row
[
fieldIndex
])
fieldValue
=
str
(
row
[
fieldIndex
])
print
fieldValue
.
ljust
(
FIELD_MAX_WIDTH
)
,
print
fieldValue
.
ljust
(
FIELD_MAX_WIDTH
)
,
print
# Finish the row with a newline.
print
# Finish the row with a newline.
Doc/lib/sqlite3/text_factory.py
Dosyayı görüntüle @
1b383570
import
sqlite3
import
sqlite3
con
=
sqlite3
.
connect
(
":memory:"
)
con
=
sqlite3
.
connect
(
":memory:"
)
cur
=
con
.
cursor
()
cur
=
con
.
cursor
()
# Create the table
# Create the table
con
.
execute
(
"create table person(lastname, firstname)"
)
con
.
execute
(
"create table person(lastname, firstname)"
)
AUSTRIA
=
u"
\xd6
sterreich"
AUSTRIA
=
u"
\xd6
sterreich"
# by default, rows are returned as Unicode
# by default, rows are returned as Unicode
cur
.
execute
(
"select ?"
,
(
AUSTRIA
,))
cur
.
execute
(
"select ?"
,
(
AUSTRIA
,))
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
assert
row
[
0
]
==
AUSTRIA
assert
row
[
0
]
==
AUSTRIA
# but we can make pysqlite always return bytestrings ...
# but we can make pysqlite always return bytestrings ...
con
.
text_factory
=
str
con
.
text_factory
=
str
cur
.
execute
(
"select ?"
,
(
AUSTRIA
,))
cur
.
execute
(
"select ?"
,
(
AUSTRIA
,))
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
assert
type
(
row
[
0
])
==
str
assert
type
(
row
[
0
])
==
str
# the bytestrings will be encoded in UTF-8, unless you stored garbage in the
# the bytestrings will be encoded in UTF-8, unless you stored garbage in the
# database ...
# database ...
assert
row
[
0
]
==
AUSTRIA
.
encode
(
"utf-8"
)
assert
row
[
0
]
==
AUSTRIA
.
encode
(
"utf-8"
)
# we can also implement a custom text_factory ...
# we can also implement a custom text_factory ...
# here we implement one that will ignore Unicode characters that cannot be
# here we implement one that will ignore Unicode characters that cannot be
# decoded from UTF-8
# decoded from UTF-8
con
.
text_factory
=
lambda
x
:
unicode
(
x
,
"utf-8"
,
"ignore"
)
con
.
text_factory
=
lambda
x
:
unicode
(
x
,
"utf-8"
,
"ignore"
)
cur
.
execute
(
"select ?"
,
(
"this is latin1 and would normally create errors"
+
u"
\xe4\xf6\xfc
"
.
encode
(
"latin1"
),))
cur
.
execute
(
"select ?"
,
(
"this is latin1 and would normally create errors"
+
u"
\xe4\xf6\xfc
"
.
encode
(
"latin1"
),))
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
assert
type
(
row
[
0
])
==
unicode
assert
type
(
row
[
0
])
==
unicode
# pysqlite offers a builtin optimized text_factory that will return bytestring
# pysqlite offers a builtin optimized text_factory that will return bytestring
# objects, if the data is in ASCII only, and otherwise return unicode objects
# objects, if the data is in ASCII only, and otherwise return unicode objects
con
.
text_factory
=
sqlite3
.
OptimizedUnicode
con
.
text_factory
=
sqlite3
.
OptimizedUnicode
cur
.
execute
(
"select ?"
,
(
AUSTRIA
,))
cur
.
execute
(
"select ?"
,
(
AUSTRIA
,))
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
assert
type
(
row
[
0
])
==
unicode
assert
type
(
row
[
0
])
==
unicode
cur
.
execute
(
"select ?"
,
(
"Germany"
,))
cur
.
execute
(
"select ?"
,
(
"Germany"
,))
row
=
cur
.
fetchone
()
row
=
cur
.
fetchone
()
assert
type
(
row
[
0
])
==
str
assert
type
(
row
[
0
])
==
str
Lib/test/test_bigmem.py
Dosyayı görüntüle @
1b383570
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