本文整理汇总了Python中nltk.chunk.RegexpParser方法的典型用法代码示例。如果您正苦于以下问题：Python chunk.RegexpParser方法的具体用法？Python chunk.RegexpParser怎么用？Python chunk.RegexpParser使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类nltk.chunk的用法示例。
在下文中一共展示了chunk.RegexpParser方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _chunk_parse
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def _chunk_parse(self, grammar=None, root_label='record', trace=0, **kwargs):
"""
Returns an element tree structure corresponding to a toolbox data file
parsed according to the chunk grammar.
:type grammar: str
:param grammar: Contains the chunking rules used to parse the
database. See ``chunk.RegExp`` for documentation.
:type root_label: str
:param root_label: The node value that should be used for the
top node of the chunk structure.
:type trace: int
:param trace: The level of tracing that should be used when
parsing a text. ``0`` will generate no tracing output;
``1`` will generate normal tracing output; and ``2`` or
higher will generate verbose tracing output.
:type kwargs: dict
:param kwargs: Keyword arguments passed to ``toolbox.StandardFormat.fields()``
:rtype: ElementTree._ElementInterface
"""
from nltk import chunk
from nltk.tree import Tree
cp = chunk.RegexpParser(grammar, root_label=root_label, trace=trace)
db = self.parse(**kwargs)
tb_etree = Element('toolbox_data')
header = db.find('header')
tb_etree.append(header)
for record in db.findall('record'):
parsed = cp.parse([(elem.text, elem.tag) for elem in record])
tb_etree.append(self._tree2etree(parsed))
return tb_etree 示例2: _chunk_parse
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def _chunk_parse(self, grammar=None, top_node='record', trace=0, **kwargs):
"""
Returns an element tree structure corresponding to a toolbox data file
parsed according to the chunk grammar.
:type grammar: str
:param grammar: Contains the chunking rules used to parse the
database. See ``chunk.RegExp`` for documentation.
:type top_node: str
:param top_node: The node value that should be used for the
top node of the chunk structure.
:type trace: int
:param trace: The level of tracing that should be used when
parsing a text. ``0`` will generate no tracing output;
``1`` will generate normal tracing output; and ``2`` or
higher will generate verbose tracing output.
:type kwargs: dict
:param kwargs: Keyword arguments passed to ``toolbox.StandardFormat.fields()``
:rtype: ElementTree._ElementInterface
"""
from nltk import chunk
from nltk.tree import Tree
cp = chunk.RegexpParser(grammar, top_node=top_node, trace=trace)
db = self.parse(**kwargs)
tb_etree = Element('toolbox_data')
header = db.find('header')
tb_etree.append(header)
for record in db.findall('record'):
parsed = cp.parse([(elem.text, elem.tag) for elem in record])
tb_etree.append(self._tree2etree(parsed))
return tb_etree 示例3: initialize
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def initialize(self, resources: Resources, configs: Config):
super().initialize(resources, configs)
self.chunker = RegexpParser(configs.pattern) 示例4: __str__
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def __str__(self):
"""
:return: a verbose string representation of this
``RegexpParser``.
:rtype: str
"""
s = "chunk.RegexpParser with %d stages:\n" % len(self._stages)
margin = 0
for parser in self._stages:
s += "%s\n" % parser
return s[:-1]
##//////////////////////////////////////////////////////
## Demonstration code
##////////////////////////////////////////////////////// 示例5: __repr__
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def __repr__(self):
"""
:return: a concise string representation of this ``chunk.RegexpParser``.
:rtype: str
"""
return "<chunk.RegexpParser with %d stages>" % len(self._stages) 示例6: __str__
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def __str__(self):
"""
:return: a verbose string representation of this
``RegexpParser``.
:rtype: str
"""
s = "chunk.RegexpParser with %d stages:\n" % len(self._stages)
margin = 0
for parser in self._stages:
s += "%s\n" % parser
return s[:-1]
##//////////////////////////////////////////////////////
## Demonstration code
##////////////////////////////////////////////////////// 示例7: __str__
# 需要导入模块: from nltk import chunk [as 别名]
# 或者: from nltk.chunk import RegexpParser [as 别名]
def __str__(self):
"""
:return: a verbose string representation of this
``RegexpParser``.
:rtype: str
"""
s = "chunk.RegexpParser with %d stages:\n" % len(self._stages)
margin = 0
for parser in self._stages:
s += parser.__str__() + "\n"
return s[:-1]
##//////////////////////////////////////////////////////
## Demonstration code
##//////////////////////////////////////////////////////