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106 lines
2.5 KiB
Python
106 lines
2.5 KiB
Python
#!/usr/local/bin/python
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# -*- coding: utf-8 -*-
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from senpy import easy_test, models, plugins
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import basic
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class Dictionary(plugins.SentimentPlugin):
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'''Sentiment annotation using a configurable lexicon'''
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author = '@balkian'
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version = '0.2'
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dictionaries = [basic.emojis, basic.emoticons]
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mappings = {'pos': 'marl:Positive', 'neg': 'marl:Negative'}
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def analyse_entry(self, entry, *args, **kwargs):
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polarity = basic.get_polarity(entry.text, self.dictionaries)
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if polarity in self.mappings:
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polarity = self.mappings[polarity]
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s = models.Sentiment(marl__hasPolarity=polarity)
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s.prov(self)
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entry.sentiments.append(s)
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yield entry
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test_cases = [{
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'input': 'Hello :)',
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'polarity': 'marl:Positive'
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}, {
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'input': 'So sad :(',
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'polarity': 'marl:Negative'
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}, {
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'input': 'Yay! Emojis 😁',
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'polarity': 'marl:Positive'
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}, {
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'input': 'But no emoticons 😢',
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'polarity': 'marl:Negative'
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}]
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class EmojiOnly(Dictionary):
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'''Sentiment annotation with a basic lexicon of emojis'''
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dictionaries = [basic.emojis]
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test_cases = [{
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'input': 'Hello :)',
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'polarity': 'marl:Neutral'
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}, {
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'input': 'So sad :(',
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'polarity': 'marl:Neutral'
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}, {
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'input': 'Yay! Emojis 😁',
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'polarity': 'marl:Positive'
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}, {
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'input': 'But no emoticons 😢',
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'polarity': 'marl:Negative'
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}]
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class EmoticonsOnly(Dictionary):
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'''Sentiment annotation with a basic lexicon of emoticons'''
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dictionaries = [basic.emoticons]
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test_cases = [{
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'input': 'Hello :)',
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'polarity': 'marl:Positive'
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}, {
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'input': 'So sad :(',
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'polarity': 'marl:Negative'
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}, {
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'input': 'Yay! Emojis 😁',
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'polarity': 'marl:Neutral'
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}, {
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'input': 'But no emoticons 😢',
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'polarity': 'marl:Neutral'
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}]
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class Salutes(Dictionary):
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'''Sentiment annotation with a custom lexicon, for illustration purposes'''
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dictionaries = [{
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'marl:Positive': ['Hello', '!'],
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'marl:Negative': ['Good bye', ]
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}]
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test_cases = [{
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'input': 'Hello :)',
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'polarity': 'marl:Positive'
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}, {
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'input': 'Good bye :(',
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'polarity': 'marl:Negative'
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}, {
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'input': 'Yay! Emojis 😁',
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'polarity': 'marl:Positive'
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}, {
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'input': 'But no emoticons 😢',
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'polarity': 'marl:Neutral'
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}]
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if __name__ == '__main__':
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easy_test()
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