Source Code for Module types

 1  """Define names for all type symbols known in the standard interpreter. 
 2   
 3  Types that are part of optional modules (e.g. array) are not listed. 
 4  """ 
 5  import sys 
 6   
 7  # Iterators in Python aren't a matter of type but of protocol.  A large 
 8  # and changing number of builtin types implement *some* flavor of 
 9  # iterator.  Don't check the type!  Use hasattr to check for both 
10  # "__iter__" and "next" attributes instead. 
11   
12  NoneType = type(None) 
13  TypeType = type 
14  ObjectType = object 
15   
16  IntType = int 
17  LongType = long 
18  FloatType = float 
19  BooleanType = bool 
20  try: 
21      ComplexType = complex 
22  except NameError: 
23      pass 
24   
25  StringType = str 
26   
27  # StringTypes is already outdated.  Instead of writing "type(x) in 
28  # types.StringTypes", you should use "isinstance(x, basestring)".  But 
29  # we keep around for compatibility with Python 2.2. 
30  try: 
31      UnicodeType = unicode 
32      StringTypes = (StringType, UnicodeType) 
33  except NameError: 
34      StringTypes = (StringType,) 
35   
36  BufferType = buffer 
37   
38  TupleType = tuple 
39  ListType = list 
40  DictType = DictionaryType = dict 
41   
42 -def _f(): pass 
43  FunctionType = type(_f) 
44  LambdaType = type(lambda: None)         # Same as FunctionType 
45  CodeType = type(_f.func_code) 
46   
47 -def _g(): 
48      yield 1 
49  GeneratorType = type(_g()) 
50   
51 -class _C: 
52 -    def _m(self): pass 
53  ClassType = type(_C) 
54  UnboundMethodType = type(_C._m)         # Same as MethodType 
55  _x = _C() 
56  InstanceType = type(_x) 
57  MethodType = type(_x._m) 
58   
59  BuiltinFunctionType = type(len) 
60  BuiltinMethodType = type([].append)     # Same as BuiltinFunctionType 
61   
62  ModuleType = type(sys) 
63  FileType = file 
64  XRangeType = xrange 
65   
66  try: 
67      raise TypeError 
68  except TypeError: 
69      tb = sys.exc_info()[2] 
70      TracebackType = type(tb) 
71      FrameType = type(tb.tb_frame) 
72      del tb 
73   
74  SliceType = slice 
75  EllipsisType = type(Ellipsis) 
76   
77  DictProxyType = type(TypeType.__dict__) 
78  NotImplementedType = type(NotImplemented) 
79   
80  # For Jython, the following two types are identical 
81  GetSetDescriptorType = type(FunctionType.func_code) 
82  MemberDescriptorType = type(FunctionType.func_globals) 
83   
84  del sys, _f, _g, _C, _x                           # Not for export 
85