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The Name attribute specifies the file name of an assembly to reference from the current template. The assembly must exist in the Global Assembly Cache, in the same directory as CodeSmith, in the CodeSmith\bin directory, in the CodeSmith\AddIns directory, or you can specify a path relative to the template location. If you're working with templates within CodeSmith Generator, the preferred location is the CodeSmith\AddIns directory.
Src
The Src attribute specifies the relative path to a source file that should be dynamically compiled along with the template.
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