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6 """
7 defines declarations visitor class interface
8 """
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11 """
12 declarations visitor interface
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14 All functions within this class should be redefined in derived classes.
15 """
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20 raise NotImplementedError()
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23 raise NotImplementedError()
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26 raise NotImplementedError()
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29 raise NotImplementedError()
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32 raise NotImplementedError()
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35 raise NotImplementedError()
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38 raise NotImplementedError()
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41 raise NotImplementedError()
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44 raise NotImplementedError()
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47 raise NotImplementedError()
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50 raise NotImplementedError()
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53 raise NotImplementedError()
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56 raise NotImplementedError()
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