Lib/types.py

   1 # Define names for all type symbols known in the standard interpreter.
   2 # Types that are part of optional modules (e.g. array) are not listed.
   3
   4 import sys
   5
   6 NoneType = type(None)
   7 TypeType = type(NoneType)
   8
   9 IntType = type(0)
  10 LongType = type(0L)
  11 FloatType = type(0.0)
  12 try:
  13     ComplexType = type(complex(0,1))
  14 except NameError:
  15     pass
  16
  17 StringType = type('')
  18
  19 TupleType = type(())
  20 ListType = type([])
  21 DictType = DictionaryType = type({})
  22
  23 def _f(): pass
  24 FunctionType = type(_f)
  25 LambdaType = type(lambda: None)         # Same as FunctionType
  26 try:
  27     CodeType = type(_f.func_code)
  28 except:
  29     pass
  30
  31 class _C:
  32     def _m(self): pass
  33 ClassType = type(_C)
  34 UnboundMethodType = type(_C._m)         # Same as MethodType
  35 _x = _C()
  36 InstanceType = type(_x)
  37 MethodType = type(_x._m)
  38
  39 BuiltinFunctionType = type(len)
  40 BuiltinMethodType = type([].append)     # Same as BuiltinFunctionType
  41
  42 ModuleType = type(sys)
  43
  44 try:
  45     FileType = type(sys.stdin)          # XXX what if it was assigned to?
  46 except:
  47     pass
  48 XRangeType = type(xrange(0))
  49
  50 try:
  51     raise TypeError
  52 except TypeError:
  53     try:
  54         tb = sys.exc_info()[2]
  55         TracebackType = type(tb)
  56         FrameType = type(tb.tb_frame)
  57     except:
  58         pass
  59     tb = None; del tb
  60
  61 SliceType = type(slice(0))
  62 EllipsisType = type(Ellipsis)
  63
  64 del sys, _f, _C, _x                     # Not for export