fix some unused code
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				| @ -13,7 +13,7 @@ class DeferredDict(dict, Generic[Key, Value]): | |||||||
| 
 | 
 | ||||||
|     ``` |     ``` | ||||||
|     bignum = my_slow_function()         # slow function call, would like to defer this |     bignum = my_slow_function()         # slow function call, would like to defer this | ||||||
|     numbers = Library() |     numbers = DeferredDict() | ||||||
|     numbers['big'] = my_slow_function        # no slow function call here |     numbers['big'] = my_slow_function        # no slow function call here | ||||||
|     assert(bignum == numbers['big'])    # first access is slow (function called) |     assert(bignum == numbers['big'])    # first access is slow (function called) | ||||||
|     assert(bignum == numbers['big'])    # second access is fast (result is cached) |     assert(bignum == numbers['big'])    # second access is fast (result is cached) | ||||||
| @ -38,7 +38,7 @@ class DeferredDict(dict, Generic[Key, Value]): | |||||||
|             self[k] = v |             self[k] = v | ||||||
| 
 | 
 | ||||||
|     def __repr__(self) -> str: |     def __repr__(self) -> str: | ||||||
|         return '<Library with keys ' + repr(set(self.keys())) + '>' |         return '<DeferredDict with keys ' + repr(set(self.keys())) + '>' | ||||||
| 
 | 
 | ||||||
|     def set_const(self, key: Key, value: Value) -> None: |     def set_const(self, key: Key, value: Value) -> None: | ||||||
|         """ |         """ | ||||||
|  | |||||||
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