public final Namespace getNamespace(Namespace parent, String namespaceName) {
		return currentProgram.getSymbolTable().getNamespace(namespaceName, parent);
	}
Returns the non-function namespace with the given name contained inside the
specified parent namespace.
Pass <code>null</code> for parent to indicate the global namespace.
@param parent the parent namespace, or null for global namespace
@param namespaceName the requested namespace's name
@return the namespace with the given name or null if not found
Ghidra/Features/Base/src/main/java/ghidra/program/flatapi/FlatProgramAPI.java