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by Matthias Klose
Import upstream version 2.6.1 |
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"""Define names for all type symbols known in the standard interpreter.
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Types that are part of optional modules (e.g. array) are not listed.
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"""
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import sys |
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# Iterators in Python aren't a matter of type but of protocol. A large
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# and changing number of builtin types implement *some* flavor of
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# iterator. Don't check the type! Use hasattr to check for both
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# "__iter__" and "next" attributes instead.
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NoneType = type(None) |
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TypeType = type |
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ObjectType = object |
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IntType = int |
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LongType = long |
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FloatType = float |
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BooleanType = bool |
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try: |
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ComplexType = complex |
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except NameError: |
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pass
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StringType = str |
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# StringTypes is already outdated. Instead of writing "type(x) in
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# types.StringTypes", you should use "isinstance(x, basestring)". But
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# we keep around for compatibility with Python 2.2.
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try: |
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UnicodeType = unicode |
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StringTypes = (StringType, UnicodeType) |
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except NameError: |
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StringTypes = (StringType,) |
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BufferType = buffer |
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TupleType = tuple |
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ListType = list |
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DictType = DictionaryType = dict |
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def _f(): pass |
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FunctionType = type(_f) |
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LambdaType = type(lambda: None) # Same as FunctionType |
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try: |
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CodeType = type(_f.func_code) |
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except RuntimeError: |
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# Execution in restricted environment
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pass
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def _g(): |
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yield 1 |
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GeneratorType = type(_g()) |
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class _C: |
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def _m(self): pass |
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ClassType = type(_C) |
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UnboundMethodType = type(_C._m) # Same as MethodType |
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_x = _C() |
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InstanceType = type(_x) |
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MethodType = type(_x._m) |
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BuiltinFunctionType = type(len) |
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BuiltinMethodType = type([].append) # Same as BuiltinFunctionType |
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ModuleType = type(sys) |
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FileType = file |
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XRangeType = xrange |
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try: |
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raise TypeError |
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except TypeError: |
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try: |
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tb = sys.exc_info()[2] |
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TracebackType = type(tb) |
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FrameType = type(tb.tb_frame) |
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except AttributeError: |
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# In the restricted environment, exc_info returns (None, None,
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# None) Then, tb.tb_frame gives an attribute error
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pass
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tb = None; del tb |
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SliceType = slice |
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EllipsisType = type(Ellipsis) |
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DictProxyType = type(TypeType.__dict__) |
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NotImplementedType = type(NotImplemented) |
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# For Jython, the following two types are identical
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GetSetDescriptorType = type(FunctionType.func_code) |
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MemberDescriptorType = type(FunctionType.func_globals) |
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del sys, _f, _g, _C, _x # Not for export |