Initialization
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**template<class… attr_val_type> init_attr CCL_API create_init_attr (attr_val_type &&… avs)**

Creates an attribute object that may be used to control the init operation.


**Returns**

an attribute object

**void CCL_API init (const init_attr &attr=default_init_attr)**

Initializes the library. Optional for invocation.


**Parameters**

attr – optional init attributes



**library_version CCL_API get_library_version ()**

Retrieves the library version.