131                  required_libraries, add_to_library_groups, installed):  argument
140         self.required_libraries = list(required_libraries)
152         for r in self.required_libraries:
165         if self.required_libraries:
167                 self.required_libraries)
207                  required_libraries, add_to_library_groups, installed):  argument
209                                     library_name, required_libraries,
223     def __init__(self, subpath, name, parent, required_libraries = [],  argument
229         self.required_libraries = list(required_libraries)
238         for r in self.required_libraries:
249         if self.required_libraries and not self._is_special_group:
251                 self.required_libraries)
278     def __init__(self, subpath, name, parent, required_libraries = [],  argument
286         self.required_libraries = list(required_libraries)
311         for r in self.required_libraries:
322         if self.required_libraries:
324                 self.required_libraries)
347                  required_libraries):  argument
352         self.required_libraries = list(required_libraries)
357         for r in self.required_libraries:
367        ' '.join(self.required_libraries))