python类whichmodule()的实例源码

def GetServiceClassString(cls, argv = None):
    if argv is None:
        argv = sys.argv
    import pickle
    modName = pickle.whichmodule(cls, cls.__name__)
    if modName == '__main__':
        try:
            fname = win32api.GetFullPathName(argv[0])
            path = os.path.split(fname)[0]
            # Eaaaahhhh - sometimes this will be a short filename, which causes
            # problems with 1.5.1 and the silly filename case rule.
            # Get the long name
            fname = os.path.join(path, win32api.FindFiles(fname)[0][8])
        except win32api.error:
            raise error("Could not resolve the path name '%s' to a full path" % (argv[0]))
        modName = os.path.splitext(fname)[0]
    return modName + "." + cls.__name__

def GetServiceClassString(cls, argv = None):
    if argv is None:
        argv = sys.argv
    import pickle
    modName = pickle.whichmodule(cls, cls.__name__)
    if modName == '__main__':
        try:
            fname = win32api.GetFullPathName(argv[0])
            path = os.path.split(fname)[0]
            # Eaaaahhhh - sometimes this will be a short filename, which causes
            # problems with 1.5.1 and the silly filename case rule.
            # Get the long name
            fname = os.path.join(path, win32api.FindFiles(fname)[0][8])
        except win32api.error:
            raise error("Could not resolve the path name '%s' to a full path" % (argv[0]))
        modName = os.path.splitext(fname)[0]
    return modName + "." + cls.__name__

def GetServiceClassString(cls, argv = None):
    if argv is None:
        argv = sys.argv
    import pickle
    modName = pickle.whichmodule(cls, cls.__name__)
    if modName == '__main__':
        try:
            fname = win32api.GetFullPathName(argv[0])
            path = os.path.split(fname)[0]
            # Eaaaahhhh - sometimes this will be a short filename, which causes
            # problems with 1.5.1 and the silly filename case rule.
            # Get the long name
            fname = os.path.join(path, win32api.FindFiles(fname)[0][8])
        except win32api.error:
            raise error("Could not resolve the path name '%s' to a full path" % (argv[0]))
        modName = os.path.splitext(fname)[0]
    return modName + "." + cls.__name__

def fullFuncName(func):
    qualName = (str(pickle.whichmodule(func, func.__name__)) + '.' + func.__name__)
    if namedObject(qualName) is not func:
        raise Exception("Couldn't find %s as %s." % (func, qualName))
    return qualName

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def fullFuncName(func):
    qualName = (str(pickle.whichmodule(func, func.__name__)) + '.' + func.__name__)
    if namedObject(qualName) is not func:
        raise Exception("Couldn't find %s as %s." % (func, qualName))
    return qualName

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def save_global(self, obj, name=None, pack=pickle.struct.pack):
        assert obj
        assert id(obj) not in self.memo
        if name is None:
            name = obj.__name__

        module = getattr(obj, "__module__", None)
        if module is None or module == "__main__":
            module = pickle.whichmodule(obj, name)
        if module is None or module == "__main__":
            raise pickle.PicklingError(
                    "Can't pickle %r: module not found: %s" % (obj, module))

        try:
            __import__(module)
            mod = sys.modules[module]
            klass = getattr(mod, name)
        except (ImportError, KeyError, AttributeError):
            raise pickle.PicklingError(
                    "Can't pickle %r: it's not found as %s.%s" % (obj, module, name))
        else:
            if klass is not obj:
                raise pickle.PicklingError(
                        "Can't pickle %r: it's not the same object as %s.%s" % (obj, module, name))

        assert "\n" not in module
        assert "\n" not in name
        self.write(pickle.GLOBAL + module + '\n' + name + '\n')
        self.memoize(obj)

    # Some types in the types modules are not correctly referenced,
    # such as types.FunctionType. This is fixed here.

def fullFuncName(func):
    qualName = (str(pickle.whichmodule(func, func.__name__)) + '.' + func.__name__)
    if namedObject(qualName) is not func:
        raise Exception("Couldn't find %s as %s." % (func, qualName))
    return qualName

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def save_global(self, obj, name=None, pack=struct.pack):
        """
        Save a "global".

        The name of this method is somewhat misleading: all types get
        dispatched here.
        """
        if obj.__module__ == "__builtin__" or obj.__module__ == "builtins":
            if obj in _BUILTIN_TYPE_NAMES:
                return self.save_reduce(_builtin_type, (_BUILTIN_TYPE_NAMES[obj],), obj=obj)

        if name is None:
            name = obj.__name__

        modname = getattr(obj, "__module__", None)
        if modname is None:
            try:
                # whichmodule() could fail, see
                # https://bitbucket.org/gutworth/six/issues/63/importing-six-breaks-pickling
                modname = pickle.whichmodule(obj, name)
            except Exception:
                modname = '__main__'

        if modname == '__main__':
            themodule = None
        else:
            __import__(modname)
            themodule = sys.modules[modname]
            self.modules.add(themodule)

        if hasattr(themodule, name) and getattr(themodule, name) is obj:
            return Pickler.save_global(self, obj, name)

        typ = type(obj)
        if typ is not obj and isinstance(obj, (type, types.ClassType)):
            self.save_dynamic_class(obj)
        else:
            raise pickle.PicklingError("Can't pickle %r" % obj)

def _ufunc_reduce(func):
    from pickle import whichmodule
    name = func.__name__
    return _ufunc_reconstruct, (whichmodule(func, name), name)

def save_function(self, obj, name=None):
        """ Registered with the dispatch to handle all function types.

        Determines what kind of function obj is (e.g. lambda, defined at
        interactive prompt, etc) and handles the pickling appropriately.
        """
        write = self.write

        if name is None:
            name = obj.__name__
        try:
            # whichmodule() could fail, see
            # https://bitbucket.org/gutworth/six/issues/63/importing-six-breaks-pickling
            modname = pickle.whichmodule(obj, name)
        except Exception:
            modname = None
        # print('which gives %s %s %s' % (modname, obj, name))
        try:
            themodule = sys.modules[modname]
        except KeyError:
            # eval'd items such as namedtuple give invalid items for their function __module__
            modname = '__main__'

        if modname == '__main__':
            themodule = None

        if themodule:
            self.modules.add(themodule)
            if getattr(themodule, name, None) is obj:
                return self.save_global(obj, name)

        # if func is lambda, def'ed at prompt, is in main, or is nested, then
        # we'll pickle the actual function object rather than simply saving a
        # reference (as is done in default pickler), via save_function_tuple.
        if islambda(obj) or obj.__code__.co_filename == '<stdin>' or themodule is None:
            #print("save global", islambda(obj), obj.__code__.co_filename, modname, themodule)
            self.save_function_tuple(obj)
            return
        else:
            # func is nested
            klass = getattr(themodule, name, None)
            if klass is None or klass is not obj:
                self.save_function_tuple(obj)
                return

        if obj.__dict__:
            # essentially save_reduce, but workaround needed to avoid recursion
            self.save(_restore_attr)
            write(pickle.MARK + pickle.GLOBAL + modname + '\n' + name + '\n')
            self.memoize(obj)
            self.save(obj.__dict__)
            write(pickle.TUPLE + pickle.REDUCE)
        else:
            write(pickle.GLOBAL + modname + '\n' + name + '\n')
            self.memoize(obj)

def save_function(self, obj, name=None):
        """ Registered with the dispatch to handle all function types.

        Determines what kind of function obj is (e.g. lambda, defined at
        interactive prompt, etc) and handles the pickling appropriately.
        """
        write = self.write

        if name is None:
            name = obj.__name__
        modname = pickle.whichmodule(obj, name)
        # print('which gives %s %s %s' % (modname, obj, name))
        try:
            themodule = sys.modules[modname]
        except KeyError:
            # eval'd items such as namedtuple give invalid items for their function __module__
            modname = '__main__'

        if modname == '__main__':
            themodule = None

        if themodule:
            self.modules.add(themodule)
            if getattr(themodule, name, None) is obj:
                return self.save_global(obj, name)

        # if func is lambda, def'ed at prompt, is in main, or is nested, then
        # we'll pickle the actual function object rather than simply saving a
        # reference (as is done in default pickler), via save_function_tuple.
        if islambda(obj) or obj.__code__.co_filename == '<stdin>' or themodule is None:
            #print("save global", islambda(obj), obj.__code__.co_filename, modname, themodule)
            self.save_function_tuple(obj)
            return
        else:
            # func is nested
            klass = getattr(themodule, name, None)
            if klass is None or klass is not obj:
                self.save_function_tuple(obj)
                return

        if obj.__dict__:
            # essentially save_reduce, but workaround needed to avoid recursion
            self.save(_restore_attr)
            write(pickle.MARK + pickle.GLOBAL + modname + '\n' + name + '\n')
            self.memoize(obj)
            self.save(obj.__dict__)
            write(pickle.TUPLE + pickle.REDUCE)
        else:
            write(pickle.GLOBAL + modname + '\n' + name + '\n')
            self.memoize(obj)