zj3D
9 months ago
parent
e5dc492333
commit
2bfeabe429
@ -0,0 +1,45 @@
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import sys, collections
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from cppy.cp_util import *
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class WordFrequenciesModel:
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""" 模型：数据 """
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def __init__(self, path_to_file):
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self.update(path_to_file)
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def update(self, path_to_file):
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try:
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self.freqs = collections.Counter( extract_file_words(path_to_file) )
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except IOError:
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print("File not found")
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self.freqs = {}
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class WordFrequenciesView:
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""" 视图：数据展现 """
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def __init__(self, model):
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self._model = model
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def render(self):
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sorted_freqs = sort_dict(self._model.freqs)
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print_word_freqs(sorted_freqs)
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class WordFrequencyController:
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""" 控制：操作逻辑 """
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def __init__(self, model, view):
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self._model, self._view = model, view
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view.render()
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def run(self):
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while True:
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print("Enter the file path (or 'q' to quit): ", file=sys.stderr, flush=True)
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filename = sys.stdin.readline().strip()
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if filename.lower() == 'q': break
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self._model.update(filename)
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self._view.render()
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m = WordFrequenciesModel( testfilepath )
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v = WordFrequenciesView(m)
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c = WordFrequencyController(m, v)
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c.run()
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@ -0,0 +1,2 @@
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" my Some sure acquaintance or other, my dear, sure,other I suppose; I am sure I do not
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know. sure "
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@ -0,0 +1,65 @@
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import sys
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from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QVBoxLayout, QTextEdit, QFileDialog
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import cppy.cp_util as util
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# 工具函数
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def extract_words(path_to_file):
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return util.extract_words(path_to_file)
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def frequencies(word_list):
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return util.get_frequencies(word_list)
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def sort(word_freq):
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return util.sort_dict(word_freq)
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class MenuApp(QWidget):
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def __init__(self):
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super().__init__()
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self.initUI()
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def initUI(self):
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self.setWindowTitle('终端菜单')
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self.setGeometry(100, 100, 400, 300)
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# 创建按钮
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self.openFileBtn = QPushButton('上传并打开文件', self)
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self.continueBtn = QPushButton('继续', self)
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self.exitBtn = QPushButton('退出', self)
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# 创建文本编辑框
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self.textEdit = QTextEdit(self)
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self.textEdit.setReadOnly(True)
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# 布局
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layout = QVBoxLayout()
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layout.addWidget(self.openFileBtn)
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layout.addWidget(self.continueBtn)
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layout.addWidget(self.exitBtn)
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layout.addWidget(self.textEdit)
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self.setLayout(layout)
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# 信号连接到槽
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self.openFileBtn.clicked.connect(self.openFile)
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self.continueBtn.clicked.connect(self.clearText)
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self.exitBtn.clicked.connect(self.close)
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def openFile(self):
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options = QFileDialog.Options()
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fileName, _ = QFileDialog.getOpenFileName(self, "上传并打开文件", "", "All Files (*);;Text Files (*.txt)", options=options)
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word_freqs = sort( frequencies(extract_words( fileName )) )
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s = ''
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for (w, c) in word_freqs[ :10 ]:
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s = s + w + '-' + str(c)+'\n'
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self.textEdit.setText(s)
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def clearText(self):
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self.textEdit.clear()
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if __name__ == '__main__':
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app = QApplication(sys.argv)
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ex = MenuApp()
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ex.show()
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sys.exit(app.exec_())
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@ -0,0 +1,2 @@
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" my Some sure acquaintance or other, my dear, sure,other I suppose; I am sure I do not
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know. sure "
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@ -0,0 +1,49 @@
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import string
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from collections import Counter
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from cppy.cp_util import *
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# data
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data = []
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words = []
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word_freqs = []
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################################
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# procedures
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################################
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def read_file(path_to_file):
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global data
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with open(path_to_file,encoding='utf-8') as f:
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data = data + list(f.read())
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def filter_chars_and_normalize():
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global data
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global words
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for i in range(len(data)):
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data[i] = ' ' if not data[i].isalnum() else data[i].lower()
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data_str = ''.join(data)
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words = words + data_str.split()
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with open(stopwordfilepath) as f:
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stop_words = set(f.read().split(','))
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stop_words.update(string.ascii_lowercase)
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words = [word for word in words if word not in stop_words]
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def frequencies():
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global words
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global word_freqs
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word_freqs.extend([(word, 1) for word in words])
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def sort():
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global word_freqs
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word_freqs = Counter(words).most_common()
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if __name__ == "__main__":
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read_file( testfilepath )
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filter_chars_and_normalize()
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frequencies()
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sort()
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for tf in word_freqs[:10]:
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print(tf[0], '-', tf[1])
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import re
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from cppy.cp_util import *
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def filter_chars_and_normalize(str_data):
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pattern = re.compile('[\W_]+')
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word_list = pattern.sub(' ', str_data).lower().split()
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stop_words = get_stopwords()
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return [w for w in word_list if not w in stop_words]
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def frequencies(word_list):
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word_freqs = {}
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for word in word_list:
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word_freqs[word] = word_freqs.get(word, 0) + 1
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return word_freqs
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def sort(word_freq):
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return sorted( word_freq.items(), key=lambda x: x[1], reverse=True )
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def print_all(word_freqs, n = 10 ):
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for word, freq in word_freqs[ :n ]:
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print(word, '-', freq)
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if __name__ == "__main__":
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print_all(sort(frequencies(
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filter_chars_and_normalize(
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read_file( testfilepath ))))
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)
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@ -0,0 +1,39 @@
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import re, operator
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from cppy.cp_util import *
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def print_text(word_freqs, func):
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print_word_freqs(word_freqs)
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func(None)
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def frequencies(word_list, func):
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wf = get_frequencies(word_list)
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func(wf, print_text)
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def scan(str_data, func):
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func(str_data.split(), frequencies)
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def filter_chars(str_data, func):
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pattern = re.compile('[\W_]+')
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func(pattern.sub(' ', str_data), scan)
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def remove_stop_words(word_list, func):
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stop_words = get_stopwords()
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func([w for w in word_list if not w in stop_words], sort)
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def sort(wf, func):
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func(sorted(wf.items(), key=operator.itemgetter(1), reverse=True), no_op)
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def no_op(func):
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return
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def normalize(str_data, func):
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func(str_data.lower(), remove_stop_words)
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def read_file(path_to_file, func):
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with open(path_to_file,encoding='utf-8') as f:
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data = f.read()
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func(data, normalize)
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if __name__ == "__main__":
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read_file(testfilepath, filter_chars)
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import re
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from collections import Counter
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from cppy.cp_util import *
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# 读取文件
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with open(testfilepath,encoding='utf-8') as f:
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data = f.read().lower() # 直接转换为小写
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# 过滤非字母字符
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data = re.sub('[\W_]+', ' ', data)
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# 分词
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words = data.split()
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# 移除停用词
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stop_words = get_stopwords()
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words = [word for word in words if word not in stop_words]
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# 计算词频
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word_freqs = Counter(words)
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# 排序并打印
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sorted_word_freqs = sorted(word_freqs.items(), key=lambda x: x[1], reverse=True)
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print_word_freqs(sorted_word_freqs)
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from collections import Counter
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from cppy.cp_util import *
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class DataStorageManager:
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""" 数据模型 """
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def __init__(self, path_to_file):
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data = read_file(path_to_file)
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self._data = re_split( data )
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def words(self):
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return self._data
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class StopWordManager:
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""" 停用词模型 """
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def __init__(self):
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self._stop_words = get_stopwords()
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def is_stop_word(self, word):
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return word in self._stop_words
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class WordFrequencyManager:
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""" 词频模型 """
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def __init__(self):
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self._word_freqs = Counter()
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def increment_count(self, word):
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self._word_freqs[word] += 1
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def sorted(self):
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return self._word_freqs.most_common()
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class WordFrequencyController:
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def __init__(self, path_to_file):
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self._storage_manager = DataStorageManager(path_to_file)
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self._stop_word_manager = StopWordManager()
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self._word_freq_manager = WordFrequencyManager()
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def run(self):
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for w in self._storage_manager.words():
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if not self._stop_word_manager.is_stop_word(w):
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self._word_freq_manager.increment_count(w)
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word_freqs = self._word_freq_manager.sorted()
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print_word_freqs(word_freqs)
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if __name__ == '__main__':
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WordFrequencyController(testfilepath).run()
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from cppy.cp_util import *
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def extract_words(obj, path_to_file):
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obj['data'] = re_split( read_file(path_to_file) )
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def load_stop_words(obj):
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obj['stop_words'] = get_stopwords()
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def increment_count(obj, w):
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obj['freqs'][w] = 1 if w not in obj['freqs'] else obj['freqs'][w]+1
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data_storage_obj = {
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'data' : [],
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'init' : lambda path_to_file : extract_words(data_storage_obj, path_to_file),
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'words' : lambda : data_storage_obj['data']
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}
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stop_words_obj = {
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'stop_words' : [],
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'init' : lambda : load_stop_words(stop_words_obj),
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'is_stop_word' : lambda word : word in stop_words_obj['stop_words']
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}
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word_freqs_obj = {
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'freqs' : {},
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'increment_count' : lambda w : increment_count(word_freqs_obj, w),
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'sorted' : lambda : sort_dict(word_freqs_obj['freqs'])
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}
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if __name__ == '__main__':
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data_storage_obj['init']( testfilepath )
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stop_words_obj['init']()
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for w in data_storage_obj['words']():
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if not stop_words_obj['is_stop_word'](w):
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word_freqs_obj['increment_count'](w)
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word_freqs = word_freqs_obj['sorted']()
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for (w, c) in word_freqs[0:10]:
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print(w, '-', c)
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import re
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from collections import Counter
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from cppy.cp_util import *
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class DataStorageManager1:
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def __init__(self, path_to_file):
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self._data = read_file(path_to_file)
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self._data = re_split(self._data)
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def words(self): return self._data
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class DataStorageManager2:
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def __init__(self, path_to_file):
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self._data = read_file(path_to_file)
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self._data = re.findall('[a-z]{2,}', self._data)
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def words(self): return self._data
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class StopWordManager:
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def __init__(self):
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self._stop_words = set(get_stopwords())
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def is_stop_word(self, word):
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return word in self._stop_words
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class WordFrequencyManager:
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def __init__(self):
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self.word_freqs = Counter()
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def increment_count(self, word):
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self.word_freqs[word] += 1
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def sorted(self):
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return self.word_freqs.most_common()
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#
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# 应用类
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#
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class WordFrequencyController:
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def __init__(self, path_to_file):
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# self._storage = DataStorageManager1(path_to_file)
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self.storage = DataStorageManager2(path_to_file)
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self.stop_word_manager = StopWordManager()
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self.word_freq_counter = WordFrequencyManager()
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def run(self): # 可以看做面向协议编程
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for word in self.storage.words():
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if not self.stop_word_manager.is_stop_word(word):
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self.word_freq_counter.increment_count(word)
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print_word_freqs( self.word_freq_counter.sorted() )
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if __name__ == '__main__':
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WordFrequencyController(testfilepath).run()
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@ -0,0 +1,92 @@
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import abc, re
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from cppy.cp_util import *
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#
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# 接口
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#
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class IDataStorage (metaclass=abc.ABCMeta):
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@abc.abstractmethod
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def words(self):
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pass
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class IStopWordFilter (metaclass=abc.ABCMeta):
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@abc.abstractmethod
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def is_stop_word(self, word):
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pass
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class IWordFrequencyCounter(metaclass=abc.ABCMeta):
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@abc.abstractmethod
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def increment_count(self, word):
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pass
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@abc.abstractmethod
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def sorted(self):
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pass
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#
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# 类实现
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#
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class DataStorageManager1:
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def __init__(self, path_to_file):
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self._data = read_file(path_to_file)
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self._data = re_split(self._data)
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def words(self): return self._data
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class DataStorageManager2:
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def __init__(self, path_to_file):
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self._data = read_file(path_to_file)
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self._data = re.findall('[a-z]{2,}', self._data)
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def words(self): return self._data
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class StopWordManager:
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def __init__(self):
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self._stop_words = get_stopwords()
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def is_stop_word(self, word):
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return word in self._stop_words
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class WordFrequencyManager:
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def __init__(self):
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self._word_freqs = {}
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def increment_count(self, word):
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self._word_freqs[word] = self._word_freqs.get(word, 0) + 1
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def sorted(self):
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return sort_dict( self._word_freqs )
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#
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# 注册到抽象接口：并非必要
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#
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# IDataStorage.register(subclass=DataStorageManager1)
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IDataStorage.register(subclass=DataStorageManager2)
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IStopWordFilter.register(subclass=StopWordManager)
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IWordFrequencyCounter.register(subclass=WordFrequencyManager)
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#
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# 应用类
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#
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class WordFrequencyController:
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def __init__(self, path_to_file):
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# self._storage = DataStorageManager1(path_to_file)
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self.storage = DataStorageManager2(path_to_file)
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self.stop_word_manager = StopWordManager()
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self.word_freq_counter = WordFrequencyManager()
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def run(self): # 可以看做面向协议编程
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for word in self.storage.words():
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if not self.stop_word_manager.is_stop_word(word):
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self.word_freq_counter.increment_count(word)
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print_word_freqs( self.word_freq_counter.sorted() )
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if __name__ == '__main__':
|
||||
WordFrequencyController(testfilepath).run()
|
||||
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@ -0,0 +1,5 @@
|
||||
[Plugins]
|
||||
;; Options: plugins/words1.pyc, plugins/words2.pyc
|
||||
words = plugins/words1.pyc
|
||||
;; Options: plugins/frequencies1.pyc, plugins/frequencies2.pyc
|
||||
frequencies = plugins/frequencies1.pyc
|
||||
@ -0,0 +1,2 @@
|
||||
python -m compileall .
|
||||
cp __pycache__/*.pyc ../plugins
|
||||
@ -0,0 +1,11 @@
|
||||
import operator
|
||||
|
||||
def top25(word_list):
|
||||
word_freqs = {}
|
||||
for w in word_list:
|
||||
if w in word_freqs:
|
||||
word_freqs[w] += 1
|
||||
else:
|
||||
word_freqs[w] = 1
|
||||
return sorted(word_freqs.items(), key=operator.itemgetter(1), reverse=True)[:10]
|
||||
|
||||
@ -0,0 +1,6 @@
|
||||
import operator, collections
|
||||
|
||||
def top25(word_list):
|
||||
counts = collections.Counter(w for w in word_list)
|
||||
return counts.most_common(10)
|
||||
|
||||
@ -0,0 +1,14 @@
|
||||
import sys, re, string
|
||||
from cppy.cp_util import *
|
||||
|
||||
def extract_words(path_to_file):
|
||||
with open(path_to_file,encoding='utf-8') as f:
|
||||
str_data = f.read()
|
||||
pattern = re.compile('[\W_]+')
|
||||
word_list = pattern.sub(' ', str_data).lower().split()
|
||||
|
||||
|
||||
stop_words = get_stopwords()
|
||||
|
||||
return [w for w in word_list if not w in stop_words]
|
||||
|
||||
@ -0,0 +1,8 @@
|
||||
import sys, re, string
|
||||
from cppy.cp_util import *
|
||||
|
||||
def extract_words(path_to_file):
|
||||
words = re.findall('[a-z]{2,}', open(path_to_file,encoding='utf-8').read().lower())
|
||||
stopwords = get_stopwords()
|
||||
return [w for w in words if w not in stopwords]
|
||||
|
||||
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Binary file not shown.
@ -0,0 +1,21 @@
|
||||
import configparser, importlib.machinery
|
||||
from cppy.cp_util import *
|
||||
|
||||
|
||||
def load_plugins():
|
||||
config = configparser.ConfigParser()
|
||||
script_dir = os.path.dirname(os.path.abspath(__file__))
|
||||
os.chdir(script_dir)
|
||||
config.read("config.ini")
|
||||
words_plugin = config.get("Plugins", "words")
|
||||
frequencies_plugin = config.get("Plugins", "frequencies")
|
||||
global tfwords, tffreqs
|
||||
tfwords = importlib.machinery.SourcelessFileLoader('tfwords', words_plugin).load_module()
|
||||
tffreqs = importlib.machinery.SourcelessFileLoader('tffreqs', frequencies_plugin).load_module()
|
||||
|
||||
load_plugins()
|
||||
word_freqs = tffreqs.top25(tfwords.extract_words( testfilepath ))
|
||||
|
||||
for (w, c) in word_freqs:
|
||||
print(w, '-', c)
|
||||
|
||||
@ -0,0 +1,2 @@
|
||||
" my Some sure acquaintance or other, my dear, sure,other I suppose; I am sure I do not
|
||||
know. sure "
|
||||
@ -0,0 +1,107 @@
|
||||
import re, sys
|
||||
from cppy.cp_util import *
|
||||
|
||||
stops = get_stopwords()
|
||||
data = {}
|
||||
|
||||
# 路径问题，测试输入 test.txt ，演示当前目录下这个文件的处理
|
||||
#################################################################################
|
||||
# 服务端
|
||||
def error_state():
|
||||
return "Something wrong", ["get", "default", None]
|
||||
|
||||
def quit_handler(args):
|
||||
sys.exit(" ... ")
|
||||
|
||||
def upload_get_handler(args):
|
||||
return "Name of file to upload?", ["post", "file"]
|
||||
|
||||
def default_get_handler(args):
|
||||
rep = "What would you like to do?"
|
||||
rep += "\n1 - Quit" + "\n2 - Upload file"
|
||||
links = {"1" : ["post", "execution", None],
|
||||
"2" : ["get", "file_form", None]}
|
||||
return rep, links
|
||||
|
||||
def upload_post_handler(args):
|
||||
def create_data(fn):
|
||||
if fn in data: return
|
||||
word_freqs = {}
|
||||
with open(fn) as f:
|
||||
for w in [x.lower() for x in re.split("[^a-zA-Z]+", f.read()) if len(x) > 0 and x.lower() not in stops]:
|
||||
word_freqs[w] = word_freqs.get(w, 0) + 1
|
||||
wf = list(word_freqs.items())
|
||||
data[fn] = sorted(wf,key=lambda x: x[1],reverse=True)
|
||||
|
||||
if args == None: return error_state()
|
||||
filename = args[0]
|
||||
try:
|
||||
script_dir = os.path.dirname(os.path.abspath(__file__))
|
||||
filename = os.path.join(script_dir, filename)
|
||||
create_data(filename)
|
||||
except:
|
||||
print("Unexpected error: %s" % sys.exc_info()[0])
|
||||
return error_state()
|
||||
return word_get_handler([filename, 0])
|
||||
|
||||
def word_get_handler(args):
|
||||
def get_word(filename, word_index):
|
||||
if word_index < len(data[filename]):
|
||||
return data[filename][word_index]
|
||||
else:
|
||||
return ("no more words", 0)
|
||||
|
||||
filename = args[0]; word_index = args[1]
|
||||
word_info = get_word(filename, word_index)
|
||||
rep = '\n#{0}: {1} - {2}'.format(word_index+1, word_info[0], word_info[1])
|
||||
rep += "\n\nWhat would you like to do next?"
|
||||
rep += "\n1 - Quit" + "\n2 - Upload file"
|
||||
rep += "\n3 - See next most-frequently occurring word"
|
||||
links = {"1" : ["post", "execution", None],
|
||||
"2" : ["get", "file_form", None],
|
||||
"3" : ["get", "word", [filename, word_index+1]]}
|
||||
return rep, links
|
||||
|
||||
# Handler registration
|
||||
handlers = {"post_execution" : quit_handler,
|
||||
"get_default" : default_get_handler,
|
||||
"get_file_form" : upload_get_handler,
|
||||
"post_file" : upload_post_handler,
|
||||
"get_word" : word_get_handler }
|
||||
|
||||
# The "server" core
|
||||
def handle_request(verb, uri, args):
|
||||
def handler_key(verb, uri):
|
||||
return verb + "_" + uri
|
||||
if handler_key(verb, uri) in handlers:
|
||||
return handlers[handler_key(verb, uri)](args)
|
||||
else:
|
||||
return handlers[handler_key("get", "default")](args)
|
||||
|
||||
#################################################################################
|
||||
# 仿真简单的浏览器客户端动作
|
||||
def render_and_get_input(state_representation, links):
|
||||
print(state_representation)
|
||||
sys.stdout.flush()
|
||||
if type(links) is dict:
|
||||
input = sys.stdin.readline().strip()
|
||||
if input in links:
|
||||
return links[input]
|
||||
else:
|
||||
return ["get", "default", None]
|
||||
elif type(links) is list:
|
||||
if links[0] == "post": # get "form" data
|
||||
input = sys.stdin.readline().strip()
|
||||
links.append([input]) # add the data at the end
|
||||
return links
|
||||
else: # get action, don't get user input
|
||||
return links
|
||||
else:
|
||||
return ["get", "default", None]
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
request = ["get", "default", None]
|
||||
while True:
|
||||
state_representation, links = handle_request(*request) # "server"
|
||||
request = render_and_get_input(state_representation, links) # "client"
|
||||
Loading…
Reference in new issue