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65 lines
1.5 KiB
Markdown
65 lines
1.5 KiB
Markdown
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<a href="../../frontends/concrete-python/concrete/fhe/extensions/table.py#L0"><img align="right" style="float:right;" src="https://img.shields.io/badge/-source-cccccc?style=flat-square"></a>
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# <kbd>module</kbd> `concrete.fhe.extensions.table`
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Declaration of `LookupTable` class.
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---
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<a href="../../frontends/concrete-python/concrete/fhe/extensions/table.py#L15"><img align="right" style="float:right;" src="https://img.shields.io/badge/-source-cccccc?style=flat-square"></a>
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## <kbd>class</kbd> `LookupTable`
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LookupTable class, to provide a way to do direct table lookups.
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<a href="../../frontends/concrete-python/concrete/fhe/extensions/table.py#L23"><img align="right" style="float:right;" src="https://img.shields.io/badge/-source-cccccc?style=flat-square"></a>
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### <kbd>method</kbd> `__init__`
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```python
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__init__(table: Any)
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```
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---
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<a href="../../frontends/concrete-python/concrete/fhe/extensions/table.py#L93"><img align="right" style="float:right;" src="https://img.shields.io/badge/-source-cccccc?style=flat-square"></a>
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### <kbd>method</kbd> `apply`
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```python
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apply(
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key: Union[int, integer, bool_, ndarray],
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table: ndarray
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) → Union[int, integer, ndarray]
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```
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Apply lookup table.
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**Args:**
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key (Union[int, np.integer, np.bool_, np.ndarray]): lookup key
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table (np.ndarray): lookup table
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**Returns:**
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Union[int, np.integer, np.ndarray]: lookup result
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**Raises:**
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ValueError: if `table` cannot be looked up with `key`
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