Source Code for Package MySQLdb

 1  """MySQLdb - A DB API v2.0 compatible interface to MySQL. 
 2   
 3  This package is a wrapper around _mysql, which mostly implements the 
 4  MySQL C API. 
 5   
 6  connect() -- connects to server 
 7   
 8  See the C API specification and the MySQL documentation for more info 
 9  on other items. 
10   
11  For information on how MySQLdb handles type conversion, see the 
12  MySQLdb.converters module. 
13   
14  """ 
15   
16  __revision__ = """$Revision: 491 $"""[11:-2] 
17  from release import __version__, version_info, __author__ 
18   
19  import _mysql 
20   
21  if version_info != _mysql.version_info: 
22      raise ImportError, "this is MySQLdb version %s, but _mysql is version %r" %\ 
23            (version_info, _mysql.version_info) 
24   
25  threadsafety = 1 
26  apilevel = "2.0" 
27  paramstyle = "format" 
28   
29  from _mysql import * 
30  from MySQLdb.constants import FIELD_TYPE 
31  from MySQLdb.times import Date, Time, Timestamp, \ 
32      DateFromTicks, TimeFromTicks, TimestampFromTicks 
33   
34  from sets import ImmutableSet 
35 -class DBAPISet(ImmutableSet): 
36   
37      """A special type of set for which A == x is true if A is a 
38      DBAPISet and x is a member of that set.""" 
39   
40 -    def __ne__(self, other): 
41          from sets import BaseSet 
42          if isinstance(other, BaseSet): 
43              return super(DBAPISet.self).__ne__(self, other) 
44          else: 
45              return other not in self 
46   
47 -    def __eq__(self, other): 
48          from sets import BaseSet 
49          if isinstance(other, BaseSet): 
50              return super(DBAPISet, self).__eq__(self, other) 
51          else: 
52              return other in self 
53   
54   
55  STRING    = DBAPISet([FIELD_TYPE.ENUM, FIELD_TYPE.STRING, 
56                       FIELD_TYPE.VAR_STRING]) 
57  BINARY    = DBAPISet([FIELD_TYPE.BLOB, FIELD_TYPE.LONG_BLOB, 
58                       FIELD_TYPE.MEDIUM_BLOB, FIELD_TYPE.TINY_BLOB]) 
59  NUMBER    = DBAPISet([FIELD_TYPE.DECIMAL, FIELD_TYPE.DOUBLE, FIELD_TYPE.FLOAT, 
60                       FIELD_TYPE.INT24, FIELD_TYPE.LONG, FIELD_TYPE.LONGLONG, 
61                       FIELD_TYPE.TINY, FIELD_TYPE.YEAR]) 
62  DATE      = DBAPISet([FIELD_TYPE.DATE, FIELD_TYPE.NEWDATE]) 
63  TIME      = DBAPISet([FIELD_TYPE.TIME]) 
64  TIMESTAMP = DBAPISet([FIELD_TYPE.TIMESTAMP, FIELD_TYPE.DATETIME]) 
65  DATETIME  = TIMESTAMP 
66  ROWID     = DBAPISet() 
67   
68 -def Binary(x): 
69      return str(x) 
70   
71 -def Connect(*args, **kwargs): 
72      """Factory function for connections.Connection.""" 
73      from connections import Connection 
74      return Connection(*args, **kwargs) 
75   
76  connect = Connection = Connect 
77   
78  __all__ = [ 'BINARY', 'Binary', 'Connect', 'Connection', 'DATE', 
79      'Date', 'Time', 'Timestamp', 'DateFromTicks', 'TimeFromTicks', 
80      'TimestampFromTicks', 'DataError', 'DatabaseError', 'Error', 
81      'FIELD_TYPE', 'IntegrityError', 'InterfaceError', 'InternalError', 
82      'MySQLError', 'NULL', 'NUMBER', 'NotSupportedError', 'DBAPISet', 
83      'OperationalError', 'ProgrammingError', 'ROWID', 'STRING', 'TIME', 
84      'TIMESTAMP', 'Warning', 'apilevel', 'connect', 'connections', 
85      'constants', 'converters', 'cursors', 'debug', 'escape', 'escape_dict', 
86      'escape_sequence', 'escape_string', 'get_client_info', 
87      'paramstyle', 'string_literal', 'threadsafety', 'version_info'] 
88