Minor fix for construct_layers.

volatility/cli/volshell/__init__.py

@@ -12,7 +12,6 @@ from urllib import request
 import volatility.plugins
 import volatility.symbols
 from volatility import cli, framework
-from volatility.cli import text_renderer
 from volatility.cli.volshell import generic, windows, linux, mac
 from volatility.framework import automagic, constants, contexts, exceptions, interfaces, plugins
 

volatility/framework/automagic/construct_layers.py

@@ -39,7 +39,7 @@ class ConstructionMagic(interfaces.automagic.AutomagicInterface):
             subreq_config_path = interfaces.configuration.path_join(config_path, requirement.name)
             for subreq in requirement.requirements.values():
                 try:
-                    self(context, subreq_config_path, subreq, optional or subreq.optional)
+                    self(context, subreq_config_path, subreq, optional = optional or subreq.optional)
                 except Exception as e:
                     # We don't really care if this fails, it tends to mean the configuration isn't complete for that item
                     vollog.log(constants.LOGLEVEL_VVVV, "Construction Exception occurred: {}".format(e))