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87 lines
2.4 KiB
Python
87 lines
2.4 KiB
Python
6 years ago
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# Abstract classes.
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class Event(object):
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def __init__(self, start_mark=None, end_mark=None):
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self.start_mark = start_mark
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self.end_mark = end_mark
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def __repr__(self):
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attributes = [key for key in ['anchor', 'tag', 'implicit', 'value']
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if hasattr(self, key)]
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arguments = ', '.join(['%s=%r' % (key, getattr(self, key))
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for key in attributes])
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return '%s(%s)' % (self.__class__.__name__, arguments)
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class NodeEvent(Event):
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def __init__(self, anchor, start_mark=None, end_mark=None):
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self.anchor = anchor
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self.start_mark = start_mark
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self.end_mark = end_mark
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class CollectionStartEvent(NodeEvent):
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def __init__(self, anchor, tag, implicit, start_mark=None, end_mark=None,
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flow_style=None):
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self.anchor = anchor
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self.tag = tag
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self.implicit = implicit
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self.start_mark = start_mark
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self.end_mark = end_mark
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self.flow_style = flow_style
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class CollectionEndEvent(Event):
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pass
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# Implementations.
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class StreamStartEvent(Event):
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def __init__(self, start_mark=None, end_mark=None, encoding=None):
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self.start_mark = start_mark
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self.end_mark = end_mark
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self.encoding = encoding
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class StreamEndEvent(Event):
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pass
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class DocumentStartEvent(Event):
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def __init__(self, start_mark=None, end_mark=None,
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explicit=None, version=None, tags=None):
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self.start_mark = start_mark
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self.end_mark = end_mark
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self.explicit = explicit
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self.version = version
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self.tags = tags
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class DocumentEndEvent(Event):
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def __init__(self, start_mark=None, end_mark=None,
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explicit=None):
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self.start_mark = start_mark
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self.end_mark = end_mark
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self.explicit = explicit
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class AliasEvent(NodeEvent):
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pass
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class ScalarEvent(NodeEvent):
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def __init__(self, anchor, tag, implicit, value,
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start_mark=None, end_mark=None, style=None):
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self.anchor = anchor
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self.tag = tag
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self.implicit = implicit
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self.value = value
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self.start_mark = start_mark
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self.end_mark = end_mark
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self.style = style
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class SequenceStartEvent(CollectionStartEvent):
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pass
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class SequenceEndEvent(CollectionEndEvent):
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pass
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class MappingStartEvent(CollectionStartEvent):
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pass
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class MappingEndEvent(CollectionEndEvent):
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pass
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