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psycopg->psycopg2 switch in the examples.

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This commit is contained in:
Federico Di Gregorio 2005-06-13 06:25:06 +00:00
parent 0c56bc95df
commit 9c284f4570
16 changed files with 67 additions and 66 deletions
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6
examples/binary.py
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@ -19,13 +19,13 @@ DSN = 'dbname=test'
## don't modify anything below tis line (except for experimenting)
import sys
import psycopg
import psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor()
@ -41,7 +41,7 @@ conn.commit()
# using a buffer on a file object.
data1 = {'id':1, 'name':'somehackers.jpg',
'img':psycopg.Binary(open('somehackers.jpg').read())}
'img':psycopg2.Binary(open('somehackers.jpg').read())}
data2 = {'id':2, 'name':'whereareyou.jpg',
'img':buffer(open('whereareyou.jpg').read())}

4
examples/copy_from.py
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@ -23,13 +23,13 @@ DSN = 'dbname=test'
import sys
import os
import StringIO
import psycopg
import psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor()

4
examples/copy_to.py
View File

@ -23,13 +23,13 @@ DSN = 'dbname=test'
import sys
import os
import StringIO
import psycopg
import psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor()

12
examples/cursor.py
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@ -19,22 +19,22 @@ DSN = 'dbname=test'
## don't modify anything below this line (except for experimenting)
import sys
import psycopg
import psycopg.extensions
import psycopg2
import psycopg2.extensions
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dsn:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
class NoDataError(psycopg.ProgrammingError):
class NoDataError(psycopg2.ProgrammingError):
"""Exception that will be raised by our cursor."""
pass
class Cursor(psycopg.extensions.cursor):
class Cursor(psycopg2.extensions.cursor):
"""A custom cursor."""
def fetchone(self):
@ -45,7 +45,7 @@ class Cursor(psycopg.extensions.cursor):
uses the same function to fetch rows, the code path from Python is
different.
"""
d = psycopg.extensions.cursor.fetchone(self)
d = psycopg2.extensions.cursor.fetchone(self)
if d is None:
raise NoDataError("no more data")
return d

4
examples/dialtone.py
View File

@ -14,8 +14,8 @@ intrusive for your classes (don't want inheritance from an 'Item' or
from datetime import datetime
import psycopg
from psycopg.extensions import adapt, register_adapter
import psycopg2
from psycopg2.extensions import adapt, register_adapter
try: sorted()
except NameError:

8
examples/dict.py
View File

@ -19,18 +19,18 @@ DSN = 'dbname=test'
## don't modify anything below this line (except for experimenting)
import sys
import psycopg
import psycopg.extras
import psycopg2
import psycopg2.extras
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dsn:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor(cursor_factory=psycopg.extras.DictCursor)
curs = conn.cursor(cursor_factory=psycopg2.extras.DictCursor)
curs.execute("SELECT 1 AS foo, 'cip' AS bar, date(now()) as zot")
data = curs.fetchone()

4
examples/dt.py
View File

@ -18,7 +18,7 @@ DSN = 'dbname=test'
## don't modify anything below tis line (except for experimenting)
import sys, psycopg
import sys, psycopg2
import mx.DateTime
import datetime
@ -26,7 +26,7 @@ if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
curs = conn.cursor()
try:

32
examples/encoding.py
View File

@ -19,63 +19,63 @@ DSN = 'dbname=test'
## don't modify anything below this line (except for experimenting)
import sys, psycopg
import sys, psycopg2
import psycopg.extensions
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Initial encoding for this connection is", conn.encoding
print "\n** This example is supposed to be run in a UNICODE terminal! **\n"
print "Available encodings:"
for a, b in psycopg.extensions.encodings.items():
for a, b in psycopg2.extensions.encodings.items():
print " ", a, "<->", b
print "Using STRING typecaster"
print "Setting backend encoding to LATIN1 and executing queries:"
conn.set_client_encoding('LATIN1')
curs = conn.cursor()
curs.execute("SELECT %s::TEXT AS foo", ('àèìòù',))
curs.execute("SELECT %s::TEXT AS foo", ('<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", unicode(x, 'latin-1').encode('utf-8'), type(x)
curs.execute("SELECT %s::TEXT AS foo", (u'àèìòù',))
curs.execute("SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", unicode(x, 'latin-1').encode('utf-8'), type(x)
print "Setting backend encoding to UTF8 and executing queries:"
conn.set_client_encoding('UNICODE')
curs = conn.cursor()
curs.execute("SELECT %s::TEXT AS foo", (u'àèìòù'.encode('utf-8'),))
curs.execute("SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>'.encode('utf-8'),))
x = curs.fetchone()[0]
print " ->", x, type(x)
curs.execute("SELECT %s::TEXT AS foo", (u'àèìòù',))
curs.execute("SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x, type(x)
print "Using UNICODE typecaster"
psycopg.extensions.register_type(psycopg.extensions.UNICODE)
psycopg2.extensions.register_type(psycopg2.extensions.UNICODE)
print "Setting backend encoding to LATIN1 and executing queries:"
conn.set_client_encoding('LATIN1')
curs = conn.cursor()
curs.execute("SELECT %s::TEXT AS foo", ('àèìòù',))
curs.execute("SELECT %s::TEXT AS foo", ('<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
curs.execute("SELECT %s::TEXT AS foo", (u'àèìòù',))
curs.execute("SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
print "Setting backend encoding to UTF8 and executing queries:"
conn.set_client_encoding('UNICODE')
curs = conn.cursor()
curs.execute("SELECT %s::TEXT AS foo", (u'àèìòù'.encode('utf-8'),))
curs.execute("SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>'.encode('utf-8'),))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
curs.execute("SELECT %s::TEXT AS foo", (u'àèìòù',))
curs.execute("SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
@ -84,19 +84,19 @@ print "Executing full UNICODE queries"
print "Setting backend encoding to LATIN1 and executing queries:"
conn.set_client_encoding('LATIN1')
curs = conn.cursor()
curs.execute(u"SELECT %s::TEXT AS foo", ('àèìòù',))
curs.execute(u"SELECT %s::TEXT AS foo", ('<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
curs.execute(u"SELECT %s::TEXT AS foo", (u'àèìòù',))
curs.execute(u"SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
print "Setting backend encoding to UTF8 and executing queries:"
conn.set_client_encoding('UNICODE')
curs = conn.cursor()
curs.execute(u"SELECT %s::TEXT AS foo", (u'àèìòù'.encode('utf-8'),))
curs.execute(u"SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>'.encode('utf-8'),))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)
curs.execute(u"SELECT %s::TEXT AS foo", (u'àèìòù',))
curs.execute(u"SELECT %s::TEXT AS foo", (u'<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>',))
x = curs.fetchone()[0]
print " ->", x.encode('utf-8'), ":", type(x)

4
examples/fetch.py
View File

@ -20,13 +20,13 @@ DSN = 'dbname=test'
## don't modify anything below tis line (except for experimenting)
import sys
import psycopg
import psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor()

4
examples/lastrowid.py
View File

@ -18,13 +18,13 @@ DSN = 'dbname=test'
## don't modify anything below tis line (except for experimenting)
import sys, psycopg
import sys, psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
curs = conn.cursor()
try:

8
examples/mogrify.py
View File

@ -19,14 +19,14 @@ DSN = 'dbname=test'
## don't modify anything below this line (except for experimenting)
import sys, psycopg
import sys, psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor()
@ -34,14 +34,14 @@ curs.execute("SELECT %(foo)s AS foo", {'foo':'bar'})
curs.execute("SELECT %(foo)s AS foo", {'foo':None})
curs.execute("SELECT %(foo)s AS foo", {'foo':True})
curs.execute("SELECT %(foo)s AS foo", {'foo':42})
curs.execute("SELECT %(foo)s AS foo", {'foo':u'yattà!'})
curs.execute("SELECT %(foo)s AS foo", {'foo':u'yatt<EFBFBD>!'})
curs.execute("SELECT %(foo)s AS foo", {'foo':u'bar'})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':'bar'})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':None})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':True})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':42})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':u'yattà!'})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':u'yatt<EFBFBD>!'})
print curs.mogrify("SELECT %(foo)s AS foo", {'foo':u'bar'})
conn.rollback()

8
examples/myfirstrecipe.py
View File

@ -66,10 +66,10 @@ and on the psycopg 2 wiki:
"""
import psycopg
import psycopg.extensions
from psycopg.extensions import adapt as psycoadapt
from psycopg.extensions import register_adapter
import psycopg2
import psycopg2.extensions
from psycopg2.extensions import adapt as psycoadapt
from psycopg2.extensions import register_adapter
class AsIs(object):
"""An adapter that just return the object 'as is'.

4
examples/simple.py
View File

@ -23,13 +23,13 @@ class SimpleQuoter(object):
def sqlquote(x=None):
return "'bar'"
import sys, psycopg
import sys, psycopg2
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Encoding for this connection is", conn.encoding
curs = conn.cursor()

12
examples/threads.py
View File

@ -36,7 +36,7 @@ MODE = 1
## don't modify anything below tis line (except for experimenting)
import sys, psycopg, threading
import sys, psycopg2, threading
from psycopg.pool import ThreadedConnectionPool
if len(sys.argv) > 1:
@ -45,7 +45,7 @@ if len(sys.argv) > 2:
MODE = int(sys.argv[2])
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
curs = conn.cursor()
try:
@ -83,7 +83,7 @@ def insert_func(conn_or_pool, rows):
try:
c.execute("INSERT INTO test_threads VALUES (%s, %s, %s)",
(str(i), i, float(i)))
except psycopg.ProgrammingError, err:
except psycopg2.ProgrammingError, err:
print name, ": an error occurred; skipping this insert"
print err
conn.commit()
@ -112,14 +112,14 @@ def select_func(conn_or_pool, z):
conn_or_pool.putconn(conn)
s = name + ": number of rows fetched: " + str(len(l))
print s
except psycopg.ProgrammingError, err:
except psycopg2.ProgrammingError, err:
print name, ": an error occurred; skipping this select"
print err
## create the connection pool or the connections
if MODE == 0:
conn_insert = psycopg.connect(DSN)
conn_select = psycopg.connect(DSN)
conn_insert = psycopg2.connect(DSN)
conn_select = psycopg2.connect(DSN)
else:
m = len(INSERT_THREADS) + len(SELECT_THREADS)
n = m/2

7
examples/tz.py
View File

@ -19,16 +19,17 @@ DSN = 'dbname=test'
## don't modify anything below this line (except for experimenting)
import sys, psycopg
import sys
import psycopg2
import datetime
from psycopg.tz import ZERO, LOCAL, FixedOffsetTimezone
from psycopg2.tz import ZERO, LOCAL, FixedOffsetTimezone
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
curs = conn.cursor()
try:

12
examples/usercast.py
View File

@ -19,7 +19,7 @@ DSN = 'dbname=test'
## don't modify anything below tis line (except for experimenting)
import sys, psycopg
import sys, psycopg2
import psycopg.extensions
import whrandom
@ -27,13 +27,13 @@ import whrandom
# because the adapter is meant to be used in SQL IN clauses while we use
# tuples to represent points but it works and the example is about Rect, not
# "Point"
import psycopg.extras
import psycopg2.extras
if len(sys.argv) > 1:
DSN = sys.argv[1]
print "Opening connection using dns:", DSN
conn = psycopg.connect(DSN)
conn = psycopg2.connect(DSN)
print "Initial encoding for this connection is", conn.encoding
curs = conn.cursor()
@ -65,7 +65,7 @@ class Rect(object):
def __conform__(self, proto):
"""This is a terrible hack, just ignore proto and return self."""
if proto == psycopg.extensions.ISQLQuote:
if proto == psycopg2.extensions.ISQLQuote:
return self
def from_points(self, x0, y0, x1, y1):
@ -100,8 +100,8 @@ boxoid = curs.description[0][1]
print "Oid for the box datatype is", boxoid
# and build the user cast object
BOX = psycopg.extensions.new_type((boxoid,), "BOX", Rect)
psycopg.extensions.register_type(BOX)
BOX = psycopg2.extensions.new_type((boxoid,), "BOX", Rect)
psycopg2.extensions.register_type(BOX)
# now insert 100 random data (2 points and a box in each row)
for i in range(100):