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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_absolute_path(self, path):
        '''
        Returns the absolute path of the ``path`` argument.

        If ``path`` is already absolute, nothing changes. If the ``path`` is
        relative, then the BASEDIR will be prepended.
        '''
        if os.path.isabs(path):
            return path
        else:
            return os.path.abspath(os.path.join(self.config.BASEDIR, path))