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https://github.com/gsi-upm/senpy
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Added chunker plugin to tokenize texts
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senpy/plugins/chunker/chunker.py
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30
senpy/plugins/chunker/chunker.py
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from senpy.plugins import AnalysisPlugin
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from senpy.models import Entry
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from nltk.tokenize.punkt import PunktSentenceTokenizer
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from nltk.tokenize.simple import LineTokenizer
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import nltk
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class ChunkerPlugin(AnalysisPlugin):
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def activate(self):
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nltk.download('punkt')
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def analyse_entry(self, entry, params):
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chunker_type = params.get("type", "sentence")
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original_id = entry.id
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original_text = entry.get("text", None)
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if chunker_type == "sentence":
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tokenizer = PunktSentenceTokenizer()
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chars = tokenizer.span_tokenize(original_text)
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for i, sentence in enumerate(tokenizer.tokenize(original_text)):
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e = Entry()
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e.text = sentence
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e.id = original_id + "#char={},{}".format(chars[i][0], chars[i][1])
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yield e
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if chunker_type == "paragraph":
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tokenizer = LineTokenizer()
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chars = tokenizer.span_tokenize(original_text)
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for i, paragraph in enumerate(tokenizer.tokenize(original_text)):
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e = Entry()
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e.text = paragraph
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chars = [char for char in chars]
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e.id = original_id + "#char={},{}".format(chars[i][0], chars[i][1])
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yield e
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senpy/plugins/chunker/chunker.senpy
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senpy/plugins/chunker/chunker.senpy
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---
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name: chunker
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module: chunker
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description: A sample plugin that chunks input text
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author: "@militarpancho"
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version: '0.1'
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url: "https://github.com/gsi-upm/senpy"
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requirements: {nltk}
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extra_params:
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type:
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aliases:
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- type
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- t
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required: false
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default: sentence
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options:
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- sentence
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- paragraph
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