[VVP] Flag duplicate parameters in .env files

[vvp/validation-scripts.git] / ice_validator / preload / generator.py

diff --git a/ice_validator/preload/generator.py b/ice_validator/preload/generator.py
index 456174a..bdd81fa 100644 (file)
--- a/ice_validator/preload/generator.py
+++ b/ice_validator/preload/generator.py
@@ -52,7 +52,7 @@ def represent_ordered_dict(dumper, data):
 
         value.append((node_key, node_value))
 
-    return yaml.nodes.MappingNode(u'tag:yaml.org,2002:map', value)
+    return yaml.nodes.MappingNode(u"tag:yaml.org,2002:map", value)
 
 
 def get_json_template(template_dir, template_name):
@@ -169,7 +169,8 @@ class AbstractPreloadGenerator(ABC):
     def generate(self):
         # handle the base module first
         print("\nGenerating {} preloads".format(self.format_name()))
-        self.generate_environments(self.vnf.base_module)
+        if self.vnf.base_module:
+            self.generate_environments(self.vnf.base_module)
         if self.supports_output_passing():
             self.vnf.filter_base_outputs()
         for mod in self.vnf.incremental_modules:
@@ -258,6 +259,7 @@ class AbstractPreloadGenerator(ABC):
         if not value:
             value = self.current_module_env.get(param_name)
             if isinstance(value, list):
+                value = value.copy()
                 value.reverse()
             self.env_cache[param_name] = value
         if value and single and isinstance(value, list):