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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _can_callback(self, irs):
 """ Detect if the node contains a call that can be used to re-entrance Consider as valid target: - low level call - high level call Do not consider Send/Transfer as there is not enough gas """

        for ir in irs:
            if isinstance(ir, LowLevelCall):
                return True
            if isinstance(ir, HighLevelCall) and not isinstance(ir, LibraryCall):
                # If solidity >0.5, STATICCALL is used
                if self.slither.solc_version and self.slither.solc_version.startswith('0.5.'):
                    if isinstance(ir.function, Function) and (ir.function.view or ir.function.pure):
                        continue
                    if isinstance(ir.function, Variable):
                        continue
                # If there is a call to itself
                # We can check that the function called is
                # reentrancy-safe
                if ir.destination == SolidityVariable('this'):
                    if isinstance(ir.function, Variable):
                        continue
                    if not ir.function.all_high_level_calls():
                        if not ir.function.all_low_level_calls():
                            continue
                return True
        return False