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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 prepare_namespace(self, func):
 """ Prepares the function to be run after deserializing it. Re-associates any previously bound variables and modules from the closure Returns: callable: ready-to-call function """

        if self.is_imethod:
            to_run = getattr(self.obj, self.imethod_name)
        else:
            to_run = func

        for varname, modulename in self.global_modules.items():
            to_run.__globals__[varname] = __import__(modulename)
        if self.global_closure:
            to_run.__globals__.update(self.global_closure)
        if self.global_functions:
            to_run.__globals__.update(self.global_functions)
        return to_run