diff options
Diffstat (limited to 'Doc/lib/sqlite3/converter_point.py')
-rw-r--r-- | Doc/lib/sqlite3/converter_point.py | 94 |
1 files changed, 47 insertions, 47 deletions
diff --git a/Doc/lib/sqlite3/converter_point.py b/Doc/lib/sqlite3/converter_point.py index eecd1dc3..e220e9b 100644 --- a/Doc/lib/sqlite3/converter_point.py +++ b/Doc/lib/sqlite3/converter_point.py @@ -1,47 +1,47 @@ -import sqlite3
-
-class Point(object):
- def __init__(self, x, y):
- self.x, self.y = x, y
-
- def __repr__(self):
- return "(%f;%f)" % (self.x, self.y)
-
-def adapt_point(point):
- return "%f;%f" % (point.x, point.y)
-
-def convert_point(s):
- x, y = map(float, s.split(";"))
- return Point(x, y)
-
-# Register the adapter
-sqlite3.register_adapter(Point, adapt_point)
-
-# Register the converter
-sqlite3.register_converter("point", convert_point)
-
-p = Point(4.0, -3.2)
-
-#########################
-# 1) Using declared types
-con = sqlite3.connect(":memory:", detect_types=sqlite3.PARSE_DECLTYPES)
-cur = con.cursor()
-cur.execute("create table test(p point)")
-
-cur.execute("insert into test(p) values (?)", (p,))
-cur.execute("select p from test")
-print "with declared types:", cur.fetchone()[0]
-cur.close()
-con.close()
-
-#######################
-# 1) Using column names
-con = sqlite3.connect(":memory:", detect_types=sqlite3.PARSE_COLNAMES)
-cur = con.cursor()
-cur.execute("create table test(p)")
-
-cur.execute("insert into test(p) values (?)", (p,))
-cur.execute('select p as "p [point]" from test')
-print "with column names:", cur.fetchone()[0]
-cur.close()
-con.close()
+import sqlite3 + +class Point(object): + def __init__(self, x, y): + self.x, self.y = x, y + + def __repr__(self): + return "(%f;%f)" % (self.x, self.y) + +def adapt_point(point): + return "%f;%f" % (point.x, point.y) + +def convert_point(s): + x, y = map(float, s.split(";")) + return Point(x, y) + +# Register the adapter +sqlite3.register_adapter(Point, adapt_point) + +# Register the converter +sqlite3.register_converter("point", convert_point) + +p = Point(4.0, -3.2) + +######################### +# 1) Using declared types +con = sqlite3.connect(":memory:", detect_types=sqlite3.PARSE_DECLTYPES) +cur = con.cursor() +cur.execute("create table test(p point)") + +cur.execute("insert into test(p) values (?)", (p,)) +cur.execute("select p from test") +print "with declared types:", cur.fetchone()[0] +cur.close() +con.close() + +####################### +# 1) Using column names +con = sqlite3.connect(":memory:", detect_types=sqlite3.PARSE_COLNAMES) +cur = con.cursor() +cur.execute("create table test(p)") + +cur.execute("insert into test(p) values (?)", (p,)) +cur.execute('select p as "p [point]" from test') +print "with column names:", cur.fetchone()[0] +cur.close() +con.close() |