Current File : //proc/self/root/opt/alt/python37/lib64/python3.7/site-packages/MySQLdb/__init__.py
"""MySQLdb - A DB API v2.0 compatible interface to MySQL.
This package is a wrapper around _mysql, which mostly implements the
MySQL C API.
connect() -- connects to server
See the C API specification and the MySQL documentation for more info
on other items.
For information on how MySQLdb handles type conversion, see the
MySQLdb.converters module.
"""
__revision__ = """$Revision$"""[11:-2]
from MySQLdb.release import __version__, version_info, __author__
import _mysql
if version_info != _mysql.version_info:
raise ImportError("this is MySQLdb version %s, but _mysql is version %r" %
(version_info, _mysql.version_info))
threadsafety = 1
apilevel = "2.0"
paramstyle = "format"
from _mysql import *
from MySQLdb.compat import PY2
from MySQLdb.constants import FIELD_TYPE
from MySQLdb.times import Date, Time, Timestamp, \
DateFromTicks, TimeFromTicks, TimestampFromTicks
try:
frozenset
except NameError:
from sets import ImmutableSet as frozenset
class DBAPISet(frozenset):
"""A special type of set for which A == x is true if A is a
DBAPISet and x is a member of that set."""
def __eq__(self, other):
if isinstance(other, DBAPISet):
return not self.difference(other)
return other in self
STRING = DBAPISet([FIELD_TYPE.ENUM, FIELD_TYPE.STRING,
FIELD_TYPE.VAR_STRING])
BINARY = DBAPISet([FIELD_TYPE.BLOB, FIELD_TYPE.LONG_BLOB,
FIELD_TYPE.MEDIUM_BLOB, FIELD_TYPE.TINY_BLOB])
NUMBER = DBAPISet([FIELD_TYPE.DECIMAL, FIELD_TYPE.DOUBLE, FIELD_TYPE.FLOAT,
FIELD_TYPE.INT24, FIELD_TYPE.LONG, FIELD_TYPE.LONGLONG,
FIELD_TYPE.TINY, FIELD_TYPE.YEAR])
DATE = DBAPISet([FIELD_TYPE.DATE, FIELD_TYPE.NEWDATE])
TIME = DBAPISet([FIELD_TYPE.TIME])
TIMESTAMP = DBAPISet([FIELD_TYPE.TIMESTAMP, FIELD_TYPE.DATETIME])
DATETIME = TIMESTAMP
ROWID = DBAPISet()
def test_DBAPISet_set_equality():
assert STRING == STRING
def test_DBAPISet_set_inequality():
assert STRING != NUMBER
def test_DBAPISet_set_equality_membership():
assert FIELD_TYPE.VAR_STRING == STRING
def test_DBAPISet_set_inequality_membership():
assert FIELD_TYPE.DATE != STRING
if PY2:
def Binary(x):
return bytearray(x)
else:
def Binary(x):
return bytes(x)
def Connect(*args, **kwargs):
"""Factory function for connections.Connection."""
from MySQLdb.connections import Connection
return Connection(*args, **kwargs)
connect = Connection = Connect
__all__ = [ 'BINARY', 'Binary', 'Connect', 'Connection', 'DATE',
'Date', 'Time', 'Timestamp', 'DateFromTicks', 'TimeFromTicks',
'TimestampFromTicks', 'DataError', 'DatabaseError', 'Error',
'FIELD_TYPE', 'IntegrityError', 'InterfaceError', 'InternalError',
'MySQLError', 'NULL', 'NUMBER', 'NotSupportedError', 'DBAPISet',
'OperationalError', 'ProgrammingError', 'ROWID', 'STRING', 'TIME',
'TIMESTAMP', 'Warning', 'apilevel', 'connect', 'connections',
'constants', 'converters', 'cursors', 'debug', 'escape', 'escape_dict',
'escape_sequence', 'escape_string', 'get_client_info',
'paramstyle', 'string_literal', 'threadsafety', 'version_info']
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