|  | 
 |  | 
 | 
												
													
														| 59 |          if param_name == 'engine':
 | 59 |          if param_name == 'engine':
 | 
												
													
														| 60 |              continue
 | 60 |              continue
 | 
												
													
														| 61 |          if param_name == 'categories':
 | 61 |          if param_name == 'categories':
 | 
												
													
														| 62 | -            engine.categories = map(str.strip, engines_config.get(section, param_name).split(','))
 |  | 
 | 
												
													
														|  | 
 | 62 | +            if engines_config.get(section, param_name) == 'none':
 | 
												
													
														|  | 
 | 63 | +                engine.categories = []
 | 
												
													
														|  | 
 | 64 | +            else:
 | 
												
													
														|  | 
 | 65 | +                engine.categories = map(str.strip, engines_config.get(section, param_name).split(','))
 | 
												
													
														| 63 |              continue
 | 66 |              continue
 | 
												
													
														| 64 |          setattr(engine, param_name, engines_config.get(section, param_name))
 | 67 |          setattr(engine, param_name, engines_config.get(section, param_name))
 | 
												
													
														| 65 |      for engine_attr in dir(engine):
 | 68 |      for engine_attr in dir(engine):
 |