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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 import_script(self, script_name):
 """Finds the script file and copies it into the toolbox"""

        filename = os.path.abspath(script_name)
        with open(filename, 'r') as script_file:
            self.toolbox_file.write(script_file.read())