def format_node(cls, mapping, metric):
if mapping.tag in [
'tag:yaml.org,2002:str', Bytes2Kibibytes.yaml_tag,
Number.yaml_tag, StripExtraDash.yaml_tag
]:
return yaml.ScalarNode(mapping.tag, mapping.value.format(**metric))
elif mapping.tag == 'tag:yaml.org,2002:map':
values = []
for key, value in mapping.value:
values.append((yaml.ScalarNode(key.tag, key.value),
cls.format_node(value, metric)))
return yaml.MappingNode(mapping.tag, values)
elif mapping.tag in [ArrayItem.yaml_tag, ValueItem.yaml_tag]:
values = []
for seq in mapping.value:
map_values = list()
for key, value in seq.value:
if key.value == 'SELECT':
map_values.append((yaml.ScalarNode(key.tag, key.value),
cls.format_node(value, metric)))
else:
map_values.append((yaml.ScalarNode(key.tag,
key.value), value))
values.append(yaml.MappingNode(seq.tag, map_values))
return yaml.SequenceNode(mapping.tag, values)
elif mapping.tag in [MapValue.yaml_tag]:
values = []
for key, value in mapping.value:
if key.value == 'VALUE':
values.append((yaml.ScalarNode(key.tag, key.value),
cls.format_node(value, metric)))
else:
values.append((yaml.ScalarNode(key.tag, key.value), value))
return yaml.MappingNode(mapping.tag, values)
return mapping
def represent_YAMLDict(self, mapping):
value = []
node = yaml.MappingNode(u'tag:yaml.org,2002:map',
value,
flow_style=None)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode)
and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if self.default_flow_style is not None:
node.flow_style = self.default_flow_style
else:
node.flow_style = best_style
return node
def _represent_ordered_dict(dumper, tag, mapping, flow_style=None):
# PyYAML representer for ordered dicts. Used internally.
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dumper.alias_key is not None:
dumper.represented_objects[dumper.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = list(mapping.items())
# The only real difference between
# BaseRepresenter.represent_mapping and this function is that
# we omit the sort here. Ugh!
for item_key, item_value in mapping:
node_key = dumper.represent_data(item_key)
node_value = dumper.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dumper.default_flow_style is not None:
node.flow_style = dumper.default_flow_style
else:
node.flow_style = best_style
return node
def represent_odict(dump, tag, mapping, flow_style=None):
"""Like BaseRepresenter.represent_mapping, but does not issue the sort().
http://blog.elsdoerfer.name/2012/07/26/make-pyyaml-output-an-ordereddict/
"""
value = list()
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, "items"):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def dump_format(dump, tag, mapping, flow_style=None):
"""
Better output formatting for YAML dictionaries
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def represent_odict(dump, tag, mapping, flow_style=None):
"""Taken from https://gist.github.com/miracle2k/3184458
OrderedDict doesn't get dumped by default, but we want to
preserve the order, so we have to add another representer
to PyYAML to achieve this.
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def represent_odict(dump, tag, mapping, flow_style=None):
"""For writing out OrderedDicts for easier user-end configuration.
This is not my original code and was provided by Michael Elsdorfer
https://gist.github.com/miracle2k/3184458#file-odict-py
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode) and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def representTextStruct(dumper, data):
dataList = [
#(stringNode('index'), stringNode('0x' + myhex(data.index, 4))),
]
if len(data.indices) != 1:
extraIndexList = data.indices
assert (extraIndexList == sorted(extraIndexList))
nameList = [stringNode(getTextName(x)) for x in extraIndexList]
dataList.append((stringNode('name'),
yaml.SequenceNode('tag:yaml.org,2002:seq',
nameList)))
extraIndexList = [
intNode('0x' + myhex(x & 0xff, 2)) for x in extraIndexList
]
dataList.append((stringNode('index'),
yaml.SequenceNode('tag:yaml.org,2002:seq',
extraIndexList)))
else:
assert (data.indices[0] == data.index)
dataList.append(stringMap('name', data.name))
dataList.append((stringNode('index'),
intNode('0x' + myhex(data.index & 0xff, 2))))
dataList.append((stringNode('text'),
dumper.represent_scalar(stringTag, data.textData,
'|')))
if not data.hasNullTerminator:
dataList.append((stringNode('null_terminator'),
boolNode(data.hasNullTerminator)))
return yaml.MappingNode('tag:yaml.org,2002:map', dataList)
def Effect_repr(dumper, obj):
' Custom dump, avoid empty items, use flow style for calls_made '
values = []
if obj.calls_made is not None:
# Render calls_made as a flow list
values.append((
dumper.represent_str(nice_name('calls_made')),
dumper.represent_sequence('tag:yaml.org,2002:seq', obj.calls_made,
True),
))
if obj.exception is not None:
values.append((
dumper.represent_str(nice_name('exception')),
dumper.represent_str(obj.exception),
))
if obj.local_changes is not None:
values.append((
dumper.represent_str(nice_name('local_changes')),
dumper.represent_dict(obj.local_changes),
))
if obj.returns is not None:
values.append((
dumper.represent_str(nice_name('returns')),
dumper.represent_str(obj.returns),
))
return yaml.MappingNode(StEffect.yaml_tag, values)
def represent_odict(dump, tag, mapping, flow_style=None):
"""
Dump an ordered dictionary to YAML, maintaining the key order but making it
look like a normal dictionary (without the !!python/object extra stuff).
From https://gist.github.com/miracle2k/3184458
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def represent_mapping(dumper, tag, mapping, flow_style=None, sort=False):
value = [] # type: ignore
node = yaml.MappingNode(tag, value, flow_style=flow_style)
best_style = True
if hasattr(mapping, 'items'):
mapping = list(mapping.items())
if sort:
try:
mapping = sorted(mapping)
except TypeError:
pass
for item_key, item_value in mapping:
node_key = dumper.represent_data(item_key)
node_value = dumper.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dumper.default_flow_style is not None:
node.flow_style = dumper.default_flow_style
else:
node.flow_style = best_style
return node
def represent_mapping(self, tag, mapping="0,0", flow_style=None):
def insideFunc(inside):
return "Inside"
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = node
best_style = True
testFunc = outsideFunc()
testFunc = insideFunc()
testFunc = outsideClass()
testFunc = Dumper.insideClass()
if hasattr(mapping, 'items'):
mapping = list(mapping.items())
for item_key, item_value in mapping:
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode)
and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if self.default_flow_style is not None:
node.flow_style = self.default_flow_style
else:
node.flow_style = best_style
return node
def represent_ordereddict(self, data):
value = []
for item_key, item_value in data.items():
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
value.append((node_key, node_value))
return yaml.MappingNode(u'tag:yaml.org,2002:map', value)
def represent_mapping(self, tag, mapping, flow_style=None):
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = list(mapping.items())
if not isinstance(mapping, SortedDict):
mapping.sort()
for item_key, item_value in mapping:
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode)
and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if self.default_flow_style is not None:
node.flow_style = self.default_flow_style
else:
node.flow_style = best_style
return node
def represent_odict(dump, tag, mapping, flow_style=None):
"""Like BaseRepresenter.represent_mapping, but does not issue the sort().
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = list(mapping.items())
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def _represent_ordereddict(dump, tag, mapping, flow_style=None):
"""PyYAML representer function for OrderedDict.
This is needed for yaml.safe_dump() to support OrderedDict.
Courtesy:
http://blog.elsdoerfer.name/2012/07/26/make-pyyaml-output-an-ordereddict/
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
for item_key, item_value in mapping:
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and
not node_key.style):
best_style = False # pylint: disable=bad-indentation
if not (isinstance(node_value, yaml.ScalarNode) and
not node_value.style):
best_style = False # pylint: disable=bad-indentation
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def ordereddict_representer(dumper, data):
value = []
node = yaml.MappingNode("tag:yaml.org,2002:map", value)
for item_key, item_value in data.items():
node_key = dumper.represent_data(item_key)
node_value = dumper.represent_data(item_value)
value.append((node_key, node_value))
return node
def to_yaml(cls, dumper, data):
return yaml.MappingNode(cls.yaml_tag, value=[
(yaml.ScalarNode(tag='tag:yaml.org,2002:str', value='start'),
yaml.ScalarNode(tag='tag:yaml.org,2002:str', value=TimeStamp.format_datetime(data.start))),
(yaml.ScalarNode(tag='tag:yaml.org,2002:str', value='run'),
yaml.ScalarNode(tag='tag:yaml.org,2002:str', value=TimeStamp.format_duration(data.run))),
(yaml.ScalarNode(tag='tag:yaml.org,2002:str', value='end'),
yaml.ScalarNode(tag='tag:yaml.org,2002:str', value=TimeStamp.format_datetime(data.end)))
])
def represent_ordered_dict(self, odict):
tag = u'tag:yaml.org,2002:map'
value = []
node = yaml.MappingNode(tag, value, flow_style=None)
for item_key, item_value in odict.items():
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
value.append((node_key, node_value))
return node
def read_configuration(cls, config_file):
"""read YAML configuration file"""
# load YAML events/measurements definition
f = open(config_file, 'r')
doc_yaml = yaml.compose(f)
f.close()
# split events & measurements definitions
measurements, events = list(), list()
for key, value in doc_yaml.value:
if value.tag == Measurements.yaml_tag:
measurements.append((key, value))
if value.tag == Events.yaml_tag:
events.append((key, value))
measurements_yaml = yaml.MappingNode(u'tag:yaml.org,2002:map',
measurements)
measurements_stream = yaml.serialize(measurements_yaml)
events_yaml = yaml.MappingNode(u'tag:yaml.org,2002:map', events)
events_stream = yaml.serialize(events_yaml)
# return event & measurements definition
return events_stream, measurements_stream
def orderedDict_representer(dumper, data):
mappingSequence = []
n = yaml.MappingNode(u'tag:yaml.org,2002:map',
mappingSequence,
flow_style=False)
dumper.represented_objects[id(data)] = n
for item_key, item_value in data.iteritems():
node_key = dumper.represent_data(item_key)
node_value = dumper.represent_data(item_value)
mappingSequence.append((node_key, node_value))
return n
def represent_ordered_mapping(self, data):
value = []
node = yaml.MappingNode(u'tag:yaml.org,2002:map',
value, flow_style=False)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = node
for item_key, item_value in data.items():
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
value.append((node_key, node_value))
return node
def represent_ordereddict(dumper, data):
# TODO: Again, adjust for preferred flow style, and other stylistic details
# NOTE: For block style this uses the compact omap notation, but for flow style
# it does not.
values = []
node = yaml.SequenceNode(u'tag:yaml.org,2002:seq', values, flow_style=True)
if dumper.alias_key is not None:
dumper.represented_objects[dumper.alias_key] = node
for key, value in data.items():
key_item = dumper.represent_data(key)
value_item = dumper.represent_data(value)
node_item = yaml.MappingNode(u'tag:yaml.org,2002:map', [(key_item, value_item)],
flow_style=False)
values.append(node_item)
return node
def represent_ordered_mapping(dumper, tag, data):
# TODO: Again, adjust for preferred flow style, and other stylistic details
# NOTE: For block style this uses the compact omap notation, but for flow style
# it does not.
# TODO: Need to see if I can figure out a mechanism so that classes that
# use this representer can specify which values should use flow style
values = []
node = yaml.SequenceNode(tag, values, flow_style=dumper.default_flow_style)
if dumper.alias_key is not None:
dumper.represented_objects[dumper.alias_key] = node
for key, value in data.items():
key_item = dumper.represent_data(key)
value_item = dumper.represent_data(value)
node_item = yaml.MappingNode(YAML_OMAP_TAG, [(key_item, value_item)],
flow_style=False)
values.append(node_item)
return node
def represent_mapping(dump, tag, mapping, flow_style=None):
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if dump.alias_key is not None:
dump.represented_objects[dump.alias_key] = node
best_style = True
for item_key, item_value in mapping.iteritems():
node_key = dump.represent_data(item_key)
node_value = dump.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode) and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if dump.default_flow_style is not None:
node.flow_style = dump.default_flow_style
else:
node.flow_style = best_style
return node
def represent_ordered_mapping(self, tag, omap):
value = []
node = yaml.MappingNode(tag, value)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = node
best_style = True
for item_key, item_value in omap.iteritems():
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode)
and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if self.default_flow_style is not None:
node.flow_style = self.default_flow_style
else:
node.flow_style = best_style
return node
def represent_mapping(dumper: yaml.dumper.BaseDumper,
mapping: dict,
flow_style: bool = None) -> yaml.MappingNode:
"""
Represents mappings without sorting items.
Args:
dumper: The YAML dumper to use
mapping: The mapping to represent
flow_style: The mapping flow style
Returns:
The YAML mapping node
"""
value = []
node = yaml.MappingNode(yaml.resolver.BaseResolver.DEFAULT_MAPPING_TAG,
value,
flow_style=flow_style)
best_style = True
if dumper.alias_key is not None:
dumper.represented_objects[dumper.alias_key] = node
for item_key, item_value in mapping.items():
node_key = dumper.represent_data(item_key)
node_value = dumper.represent_data(item_value)
if (not (isinstance(node_key, yaml.ScalarNode) and not node_key.style)
or not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style)):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
node.flow_style = (dumper.default_flow_style
if dumper.default_flow_style is not None else
best_style)
return node
def represent_mapping(self, tag, mapping, flow_style=None):
"""
This is a combination of the Python 2 and 3 versions of this method
in the PyYAML library to allow the required key ordering via the
ColumnOrderList object. The Python 3 version insists on turning the
items() mapping into a list object and sorting, which results in
alphabetical order for the column keys.
"""
value = []
node = yaml.MappingNode(tag, value, flow_style=flow_style)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = node
best_style = True
if hasattr(mapping, 'items'):
mapping = mapping.items()
if hasattr(mapping, 'sort'):
mapping.sort()
else:
mapping = list(mapping)
try:
mapping = sorted(mapping)
except TypeError:
pass
for item_key, item_value in mapping:
node_key = self.represent_data(item_key)
node_value = self.represent_data(item_value)
if not (isinstance(node_key, yaml.ScalarNode)
and not node_key.style):
best_style = False
if not (isinstance(node_value, yaml.ScalarNode)
and not node_value.style):
best_style = False
value.append((node_key, node_value))
if flow_style is None:
if self.default_flow_style is not None:
node.flow_style = self.default_flow_style
else:
node.flow_style = best_style
return node
def ordered_mapping_to_node(self, tag, mapping, flow_style=None):
mapping_val = []
mapping_node = yaml.MappingNode(tag, mapping_val, flow_style=flow_style)
if self.alias_key is not None:
self.represented_objects[self.alias_key] = mapping_node
map_items = list(mapping.items()) if hasattr(mapping, 'items') else mapping
for key, value in map_items:
n_key = self.represent_data(key)
n_value = self.represent_data(value)
mapping_val.append((n_key, n_value))
default_or_best = lambda: self.default_flow_style\
if self.default_flow_style is not None else\
tell_best_node_style(n_key, n_value)
mapping_node.flow_style = flow_style if flow_style is not None\
else default_or_best()
return mapping_node
def compose_mapping_node(self, anchor):
"""
Override mapping node composition in order to move
start mark from anchor to first key.
Copied for https://github.com/yaml/pyyaml/blob/master/lib/yaml/composer.py # noqa
"""
if anchor is None:
return super(TxYamlLoader, self).compose_mapping_node(anchor)
else:
start_event = self.get_event()
tag = start_event.tag
if tag is None or tag == '!':
tag = self.resolve(
yaml.MappingNode, None, start_event.implicit
)
node = yaml.MappingNode(tag, [],
start_event.start_mark, None,
flow_style=start_event.flow_style)
if anchor is not None:
self.anchors[anchor] = node
index = -1
start_mark = start_event.start_mark
while not self.check_event(yaml.events.MappingEndEvent):
item_key = self.compose_node(node, None)
key_start_mark = item_key.start_mark
if index == -1 or key_start_mark.index < index :
index = key_start_mark.index
start_mark = key_start_mark
item_value = self.compose_node(node, item_key)
node.value.append((item_key, item_value))
end_event = self.get_event()
node.end_mark = end_event.end_mark
node.start_mark = start_mark
return node
