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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_inputs_outputs(namespace, method, snapshot_id):
 """Get a description of the inputs and outputs for a method. The method should exist in the methods repository. Args: namespace (str):
 Methods namespace method (str):
 method name snapshot_id (int):
 snapshot_id of the method Swagger: https://api.firecloud.org/#!/Method_Repository/getMethodIO """


    body = {
        "methodNamespace" : namespace,
        "methodName"      : method,
        "methodVersion"   : snapshot_id
    }
    return __post("inputsOutputs", json=body)