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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 xcompile(source_code, args=0, optimize=True):
 """Parses Crianza source code and returns a native Python function. Args: args: The resulting function's number of input parameters. Returns: A callable Python function. """

    code = crianza.compile(crianza.parse(source_code), optimize=optimize)
    return crianza.native.compile(code, args=args)