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Python OperationError.normalize_exception方法代碼示例

本文整理匯總了Python中pypy.interpreter.error.OperationError.normalize_exception方法的典型用法代碼示例。如果您正苦於以下問題:Python OperationError.normalize_exception方法的具體用法?Python OperationError.normalize_exception怎麽用?Python OperationError.normalize_exception使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在pypy.interpreter.error.OperationError的用法示例。


在下文中一共展示了OperationError.normalize_exception方法的11個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: RAISE_VARARGS

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
    def RAISE_VARARGS(f, nbargs, *ignored):
        space = f.space
        if nbargs == 0:
            operror = space.getexecutioncontext().sys_exc_info()
            if operror is None:
                raise OperationError(space.w_TypeError,
                    space.wrap("raise: no active exception to re-raise"))
            # re-raise, no new traceback obj will be attached
            f.last_exception = operror
            raise Reraise

        w_value = w_traceback = space.w_None
        if nbargs >= 3: w_traceback = f.popvalue()
        if nbargs >= 2: w_value     = f.popvalue()
        if 1:           w_type      = f.popvalue()
        operror = OperationError(w_type, w_value)
        operror.normalize_exception(space)
        if not space.full_exceptions or space.is_w(w_traceback, space.w_None):
            # common case
            raise operror
        else:
            tb = space.interpclass_w(w_traceback)
            if tb is None or not space.is_true(space.isinstance(tb, 
                space.gettypeobject(pytraceback.PyTraceback.typedef))):
                raise OperationError(space.w_TypeError,
                      space.wrap("raise: arg 3 must be a traceback or None"))
            operror.application_traceback = tb
            # re-raise, no new traceback obj will be attached
            f.last_exception = operror
            raise Reraise
開發者ID:antoine1fr,項目名稱:pygirl,代碼行數:32,代碼來源:pyopcode.py

示例2: PyErr_NormalizeException

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
def PyErr_NormalizeException(space, exc_p, val_p, tb_p):
    """Under certain circumstances, the values returned by PyErr_Fetch() below
    can be "unnormalized", meaning that *exc is a class object but *val is
    not an instance of the  same class.  This function can be used to instantiate
    the class in that case.  If the values are already normalized, nothing happens.
    The delayed normalization is implemented to improve performance."""
    operr = OperationError(from_ref(space, exc_p[0]),
                           from_ref(space, val_p[0]))
    operr.normalize_exception(space)
    Py_DecRef(space, exc_p[0])
    Py_DecRef(space, val_p[0])
    exc_p[0] = make_ref(space, operr.w_type)
    val_p[0] = make_ref(space, operr.get_w_value(space))
開發者ID:Qointum,項目名稱:pypy,代碼行數:15,代碼來源:pyerrors.py

示例3: throw

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
 def throw(self, w_type, w_val, w_tb):
     from pypy.interpreter.pytraceback import check_traceback
     space = self.space
     
     msg = "throw() third argument must be a traceback object"
     if space.is_w(w_tb, space.w_None):
         tb = None
     else:
         tb = check_traceback(space, w_tb, msg)
    
     operr = OperationError(w_type, w_val, tb)
     operr.normalize_exception(space)
     return self.send_ex(space.w_None, operr)
開發者ID:gorakhargosh,項目名稱:pypy,代碼行數:15,代碼來源:generator.py

示例4: descr_throw

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
 def descr_throw(self, w_type, w_val=None, w_tb=None, w_to=None):
     from pypy.interpreter.pytraceback import check_traceback
     space = self.space
     #
     msg = "throw() third argument must be a traceback object"
     if space.is_none(w_tb):
         tb = None
     else:
         tb = check_traceback(space, w_tb, msg)
     #
     operr = OperationError(w_type, w_val, tb)
     operr.normalize_exception(space)
     global_state.w_value = None
     global_state.propagate_exception = operr
     return self.switch(w_to)
開發者ID:bukzor,項目名稱:pypy,代碼行數:17,代碼來源:interp_continuation.py

示例5: w_throw

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
    def w_throw(self, w_type, w_value=None, w_traceback=None):
        space = self.space

        operror = OperationError(w_type, w_value)
        operror.normalize_exception(space)

        if not space.is_w(w_traceback, space.w_None):
            from pypy.interpreter import pytraceback
            tb = space.interpclass_w(w_traceback)
            if tb is None or not space.is_true(space.isinstance(tb,
                space.gettypeobject(pytraceback.PyTraceback.typedef))):
                raise OperationError(space.w_TypeError,
                      space.wrap("throw: arg 3 must be a traceback or None"))
            operror.set_traceback(tb)

        self._kill(operror)
開發者ID:gorakhargosh,項目名稱:pypy,代碼行數:18,代碼來源:interp_coroutine.py

示例6: unpackiterable

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
 def unpackiterable(self, w_iterable, expected_length=None):
     if not isinstance(w_iterable, Variable):
         l = list(self.unwrap(w_iterable))
         if expected_length is not None and len(l) != expected_length:
             raise ValueError
         return [self.wrap(x) for x in l]
     if isinstance(w_iterable, Variable) and expected_length is None:
         raise UnwrapException, ("cannot unpack a Variable iterable" "without knowing its length")
     elif expected_length is not None:
         w_len = self.len(w_iterable)
         w_correct = self.eq(w_len, self.wrap(expected_length))
         if not self.is_true(w_correct):
             e = OperationError(self.w_ValueError, self.w_None)
             e.normalize_exception(self)
             raise e
         return [self.do_operation("getitem", w_iterable, self.wrap(i)) for i in range(expected_length)]
     return ObjSpace.unpackiterable(self, w_iterable, expected_length)
開發者ID:are-prabhu,項目名稱:pypy,代碼行數:19,代碼來源:objspace.py

示例7: throw

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
    def throw(self, w_type, w_val, w_tb):
        from pypy.interpreter.pytraceback import check_traceback
        space = self.space

        msg = "throw() third argument must be a traceback object"
        if space.is_none(w_tb):
            tb = None
        else:
            tb = check_traceback(space, w_tb, msg)

        operr = OperationError(w_type, w_val, tb)
        operr.normalize_exception(space)
        if tb is None:
            tb = space.getattr(operr.get_w_value(space),
                               space.wrap('__traceback__'))
            if not space.is_w(tb, space.w_None):
                operr.set_traceback(tb)
        return self.send_ex(space.w_None, operr)
開發者ID:Qointum,項目名稱:pypy,代碼行數:20,代碼來源:generator.py

示例8: throw

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
    def throw(self, w_type, w_val, w_tb):
        from pypy.interpreter.pytraceback import check_traceback
        space = self.space
        
        msg = "throw() third argument must be a traceback object"
        if space.is_w(w_tb, space.w_None):
            tb = None
        else:
            tb = check_traceback(space, w_tb, msg)
       
        operr = OperationError(w_type, w_val, tb)
        operr.normalize_exception(space)
        
        ec = space.getexecutioncontext()
        next_instr = self.frame.handle_operation_error(ec, operr)
        self.frame.last_instr = intmask(next_instr - 1)

        return self.send_ex(space.w_None, True)
開發者ID:enyst,項目名稱:plexnet,代碼行數:20,代碼來源:generator.py

示例9: w_throw

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
 def w_throw(self, w_type=None, w_value=None, w_traceback=None):
     space = self.space
     if space.is_w(w_type, space.w_None):
         w_type = self.costate.w_GreenletExit
     # Code copied from RAISE_VARARGS but slightly modified.  Not too nice.
     operror = OperationError(w_type, w_value)
     operror.normalize_exception(space)
     if not space.is_w(w_traceback, space.w_None):
         from pypy.interpreter import pytraceback
         tb = space.interpclass_w(w_traceback)
         if tb is None or not space.is_true(space.isinstance(tb, 
             space.gettypeobject(pytraceback.PyTraceback.typedef))):
             raise OperationError(space.w_TypeError,
                   space.wrap("throw: arg 3 must be a traceback or None"))
         operror.set_traceback(tb)
     # Dead greenlet: turn GreenletExit into a regular return
     if self.isdead() and operror.match(space, self.costate.w_GreenletExit):
         args_w = [operror.get_w_value(space)]
     else:
         syncstate.push_exception(operror)
         args_w = None
     return self.w_switch(args_w)
開發者ID:gorakhargosh,項目名稱:pypy,代碼行數:24,代碼來源:interp_greenlet.py

示例10: unpackiterable

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
    def unpackiterable(self, w_iterable, expected_length=None):
        if not isinstance(w_iterable, Variable):
            l = list(self.unwrap(w_iterable))
            if expected_length is not None and len(l) != expected_length:
                raise ValueError
            return [self.wrap(x) for x in l]
        if isinstance(w_iterable, Variable) and expected_length is None:
            raise UnwrapException, ("cannot unpack a Variable iterable"
                                    "without knowing its length")
##            # XXX TEMPORARY HACK XXX TEMPORARY HACK XXX TEMPORARY HACK
##            print ("*** cannot unpack a Variable iterable "
##                   "without knowing its length,")
##            print "    assuming a list or tuple with up to 7 items"
##            items = []
##            w_len = self.len(w_iterable)
##            i = 0
##            while True:
##                w_i = self.wrap(i)
##                w_cond = self.eq(w_len, w_i)
##                if self.is_true(w_cond):
##                    break  # done
##                if i == 7:
##                    # too many values
##                    raise OperationError(self.w_AssertionError, self.w_None)
##                w_item = self.do_operation('getitem', w_iterable, w_i)
##                items.append(w_item)
##                i += 1
##            return items
##            # XXX TEMPORARY HACK XXX TEMPORARY HACK XXX TEMPORARY HACK
        elif expected_length is not None:
            w_len = self.len(w_iterable)
            w_correct = self.eq(w_len, self.wrap(expected_length))
            if not self.is_true(w_correct):
                e = OperationError(self.w_ValueError, self.w_None)
                e.normalize_exception(self)
                raise e
            return [self.do_operation('getitem', w_iterable, self.wrap(i)) 
                        for i in range(expected_length)]
        return ObjSpace.unpackiterable(self, w_iterable, expected_length)
開發者ID:antoine1fr,項目名稱:pygirl,代碼行數:41,代碼來源:objspace.py

示例11: normalize_exc

# 需要導入模塊: from pypy.interpreter.error import OperationError [as 別名]
# 或者: from pypy.interpreter.error.OperationError import normalize_exception [as 別名]
def normalize_exc(space, w_type, w_value=None, w_tb=None):
    operr = OperationError(w_type, w_value, w_tb)
    operr.normalize_exception(space)
    return operr.get_w_value(space)
開發者ID:Qointum,項目名稱:pypy,代碼行數:6,代碼來源:interp_magic.py


注:本文中的pypy.interpreter.error.OperationError.normalize_exception方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。