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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 add_to_pythonpath(self, path):

 """Add path to project's PYTHONPATH
 Return True if path was added, False if it was already there"""

        pathlist = self.get_pythonpath()
        if path in pathlist:
            return False
        else:
            pathlist.insert(0, path)
            self.set_pythonpath(pathlist)
            return True