How to use _mapping_to_tree_loader method in avocado

Best Python code snippet using avocado_python

__init__.py

Source:__init__.py Github

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...178 # Prefix nodes if tag "!using" was used179 if using:180 node = _apply_using(name, using, node)181 return node182def _mapping_to_tree_loader(loader, node, looks_like_node=False):183 """Maps yaml mapping tag to TreeNode structure"""184 _value = []185 for key_node, value_node in node.value:186 # Allow only strings as dict keys187 if key_node.tag.startswith('!'): # reflect tags everywhere188 key = loader.construct_object(key_node)189 else:190 key = loader.construct_scalar(key_node)191 # If we are to keep them, use following, but we lose the control192 # for both, nodes and dicts193 # key = loader.construct_object(key_node)194 if isinstance(key, mux.Control):195 looks_like_node = True196 value = loader.construct_object(value_node)197 if isinstance(value, ListOfNodeObjects):198 looks_like_node = True199 _value.append((key, value))200 if not looks_like_node:201 return collections.OrderedDict(_value)202 objects = ListOfNodeObjects()203 for name, values in _value:204 if isinstance(values, ListOfNodeObjects): # New node from list205 objects.append(_tree_node_from_values(loader.path, name,206 values, loader.using))207 elif values is None: # Empty node208 objects.append(mux.MuxTreeNode(astring.to_text(name)))209 else: # Values210 objects.append((name, values))211 return objects212def _mux_loader(loader, node):213 """214 Special !mux loader which allows to tag node as 'multiplex = True'.215 """216 if not isinstance(node, yaml.ScalarNode):217 objects = _mapping_to_tree_loader(loader, node, looks_like_node=True)218 else: # This means it's empty node. Don't call mapping_to_tree_loader219 objects = ListOfNodeObjects()220 objects.append((mux.Control(YAML_MUX), None))221 return objects222class _BaseLoader(SafeLoader):223 """224 YAML loader with additional features related to mux225 """226 SafeLoader.add_constructor(u'!include',227 lambda *_: mux.Control(YAML_INCLUDE))228 SafeLoader.add_constructor(u'!using',229 lambda *_: mux.Control(YAML_USING))230 SafeLoader.add_constructor(u'!remove_node',231 lambda *_: mux.Control(YAML_REMOVE_NODE))...

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varianter_yaml_to_mux.py

Source:varianter_yaml_to_mux.py Github

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...177 # Prefix nodes if tag "!using" was used178 if using:179 node = _apply_using(name, using, node)180 return node181def _mapping_to_tree_loader(loader, node, looks_like_node=False):182 """Maps yaml mapping tag to TreeNode structure"""183 _value = []184 for key_node, value_node in node.value:185 # Allow only strings as dict keys186 if key_node.tag.startswith("!"): # reflect tags everywhere187 key = loader.construct_object(key_node)188 else:189 key = loader.construct_scalar(key_node)190 # If we are to keep them, use following, but we lose the control191 # for both, nodes and dicts192 # key = loader.construct_object(key_node)193 if isinstance(key, mux.Control):194 looks_like_node = True195 value = loader.construct_object(value_node)196 if isinstance(value, ListOfNodeObjects):197 looks_like_node = True198 _value.append((key, value))199 if not looks_like_node:200 return collections.OrderedDict(_value)201 objects = ListOfNodeObjects()202 for name, values in _value:203 if isinstance(values, ListOfNodeObjects): # New node from list204 objects.append(205 _tree_node_from_values(loader.path, name, values, loader.using)206 )207 elif values is None: # Empty node208 objects.append(mux.MuxTreeNode(astring.to_text(name)))209 elif values == "null":210 objects.append((name, None))211 else: # Values212 objects.append((name, values))213 return objects214def _mux_loader(loader, node):215 """216 Special !mux loader which allows to tag node as 'multiplex = True'.217 """218 if not isinstance(node, yaml.ScalarNode):219 objects = _mapping_to_tree_loader(loader, node, looks_like_node=True)220 else: # This means it's empty node. Don't call mapping_to_tree_loader221 objects = ListOfNodeObjects()222 objects.append((mux.Control(YAML_MUX), None))223 return objects224class _BaseLoader(SafeLoader):225 """226 YAML loader with additional features related to mux227 """228 SafeLoader.add_constructor("!include", lambda *_: mux.Control(YAML_INCLUDE))229 SafeLoader.add_constructor("!using", lambda *_: mux.Control(YAML_USING))230 SafeLoader.add_constructor("!remove_node", lambda *_: mux.Control(YAML_REMOVE_NODE))231 SafeLoader.add_constructor(232 "!remove_value", lambda *_: mux.Control(YAML_REMOVE_VALUE)233 )...

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