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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 get_appliance_by_name(self, appliance_name):
 """ Gets the particular Image Streamer resource based on its name. Args: appliance_name: The Image Streamer resource name. Returns: dict: Image Streamer resource. """

        appliances = self.get_appliances()

        if appliances:
            for appliance in appliances:
                if appliance['name'] == appliance_name:
                    return appliance
        return None