import sqlite3con = sqlite3.connect(":memory:")cur = con.cursor()# Create the tablecon.execute("create table person(lastname, firstname)")AUSTRIA = u"\xd6sterreich"# by default, rows are returned as Unicodecur.execute("select ?", (AUSTRIA,))row = cur.fetchone()assert row[0] == AUSTRIA# but we can make pysqlite always return bytestrings ...con.text_factory = strcur.execute("select ?", (AUSTRIA,))row = cur.fetchone()assert type(row[0]) == str# the bytestrings will be encoded in UTF-8, unless you stored garbage in the# database ...assert row[0] == AUSTRIA.encode("utf-8")# we can also implement a custom text_factory ...# here we implement one that will ignore Unicode characters that cannot be# decoded from UTF-8con.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"),))row = cur.fetchone()assert type(row[0]) == unicode# pysqlite offers a builtin optimized text_factory that will return bytestring# objects, if the data is in ASCII only, and otherwise return unicode objectscon.text_factory = sqlite3.OptimizedUnicodecur.execute("select ?", (AUSTRIA,))row = cur.fetchone()assert type(row[0]) == unicodecur.execute("select ?", ("Germany",))row = cur.fetchone()assert type(row[0]) == str
import sqlite3
con = sqlite3.connect(":memory:")
cur = con.cursor()
# Create the table
con.execute("create table person(lastname, firstname)")
AUSTRIA = u"\xd6sterreich"
# by default, rows are returned as Unicode
cur.execute("select ?", (AUSTRIA,))
row = cur.fetchone()
assert row[0] == AUSTRIA
# but we can make pysqlite always return bytestrings ...
con.text_factory = str
cur.execute("select ?", (AUSTRIA,))
row = cur.fetchone()
assert type(row[0]) == str
# the bytestrings will be encoded in UTF-8, unless you stored garbage in the
# database ...
assert row[0] == AUSTRIA.encode("utf-8")
# we can also implement a custom text_factory ...
# here we implement one that will ignore Unicode characters that cannot be
# decoded from UTF-8
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"),))
row = cur.fetchone()
assert type(row[0]) == unicode
# pysqlite offers a builtin optimized text_factory that will return bytestring
# objects, if the data is in ASCII only, and otherwise return unicode objects
con.text_factory = sqlite3.OptimizedUnicode
cur.execute("select ?", (AUSTRIA,))
row = cur.fetchone()
assert type(row[0]) == unicode
cur.execute("select ?", ("Germany",))
row = cur.fetchone()
assert type(row[0]) == str