常用Python文件

# -*- coding: utf-8 -*-
"""
Created on Wed Jun 28 18:42:33 2017


"""
import re
import numpy as np


'''
该程序实现对giza++后的对齐双语平行语料抽取对齐词汇关系
建立源语言到目标语言的映射矩阵,编号从0开始,将对齐文件中的NULL当作第一个词语
如果词语之间存在对齐关系,则将对齐矩阵matrixST[s][t]位置值设置为1,其它为0

'''
def alig_pairs(filepath):
    matrixZeroOne = []
    pattern1 = re.compile(r' ({([0-9 ]*)}) ?')
    # print(pattern1)
    f = open(filepath,'r')#,encoding='utf-8')
    line=f.readline()
    #matrix = np.zeros()
    while(True):
        if not line:
            break   
        target = f.readline().strip().split()
        source = f.readline().strip()
        #match= pattern1.findall(source) # 使用Pattern匹配文本,获得匹配结果,无法匹配时将返回None
        source_word = pattern1.split(source)
        # print(source_word)
        s_l = len(source_word)//2-1#-1不考虑null
        t_l = len(target)
        #print(s_l)
        #print(t_l)
        matrixTS = np.zeros((t_l,s_l))
        #print(matrixST.shape)
        #从null开始对齐i=0。如果不考虑null,从第二位开始,i=2
        i=2
        while( i < len(source_word)-2):
            index = source_word[i+1]
            if index != '' and index !=' ':
                s = index.strip().split()
                # print(s)
                for s_ind in s:
                    #设置对齐矩阵
                    matrixTS[int(s_ind)-1][int((i-2))//2]=1
                    #print(i//2-1)
                    #该语句抽取对齐词语队
                    #print(source_word[int(i)],target[int(s_ind)-1])
            i+=2
        # print(matrixTS)
        matrixZeroOne.append(matrixTS)
        # print(matrixTS.shape)
        #因为对齐这个矩阵是动态生成的,所以在这里进行矩阵的合并

        #print(i)            
        #print(source_word)
        #if match:
            #print (match)
            #print ('yes')
        line=f.readline()
        #print(target)
        #print(source)
        
   
    f.close()
    return matrixZeroOne
#alig_pairs('test.txt')
#alig_pairs('117-06-28.183340.lmt.A3.final')
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

# -*- coding: utf-8 -*-
import codecs
def get_matrix():
        #print('程序进入process')
    Chinese = codecs.open("result/result_cn",'r',encoding = 'utf-8')
    English = codecs.open('result/result_en', 'r', encoding = 'utf-8')
    # result_eng = codecs.open('result/swap_en', 'w', encoding = 'utf-8')
    # result_chi = codecs.open('result/swap_cn', 'w', encoding = 'utf-8')
    # eng_chi = codecs.open('result/en_to_cn','w',encoding = 'utf-8')

    english_sentence_count = 0
    chinese_sentence_count = 0
        
    chinese_word = []
    chinese_sentence = []

    for line in Chinese.readlines():
        pair = line.strip().split()
        if len(pair) == 4:
            swap = pair[1]
            pair[1] = pair[2]
            pair[2] = swap
            s = pair[0] + " " + pair[1] + " " + pair[2] + " " + pair[3]
            chinese_word.append(s)
            # result_chi.write(pair[0] + "    " + pair[1] + "    " + pair[2] + "    " + pair[3] + " ")
        if len(pair) == 0:
            chinese_sentence.append(chinese_word)
            chinese_word = []
            # result_chi.write(" ")
            chinese_sentence_count += 1

            
    english_word = []
    english_sentence = []
    for line in English.readlines():
        pair = line.strip().split()
        if len(pair) == 4:
            swap = pair[1]
            pair[1] = pair[2]
            pair[2] = swap    
            s = pair[0] + " " + pair[1] + " " + pair[2] + " " + pair[3]
            english_word.append(s)
            # result_eng.write(pair[0] + "    " + pair[1] + "    " + pair[2] + "    " + pair[3] + " ")
        if len(pair) == 0:
            english_sentence.append(english_word)
            english_word = []
            # result_eng.write(" ")
            english_sentence_count += 1

    if english_sentence_count < chinese_sentence_count:
        min_count = english_sentence_count
    else:
        min_count = chinese_sentence_count


    matrix = []
    if len(english_sentence) == len(chinese_sentence):
        i = 0
        while i < len(english_sentence):
            chinese_sentence_length = len(chinese_sentence[i])
            english_sentence_length = len(english_sentence[i])#获得当前句子的行列值

            english_chinese = [["0" for col in range(english_sentence_length + 1)] for row in range(chinese_sentence_length + 1)]
            
            col = 1
            while col <= english_sentence_length:
                english_chinese[0][col] = english_sentence[i][col - 1]
                col += 1
            
            row = 1
            while row <= chinese_sentence_length:
                english_chinese[row][0] = chinese_sentence[i][row - 1]
                row += 1
            # for row in range(chinese_sentence_length):
            #     for col in range(english_sentence_length):
            #         eng_chi.write(english_chinese[row][col] + "    ")
            #     eng_chi.write(" ")
            # eng_chi.write(" ")
            #每次放进去的矩阵,其实规模是不一样大的
            matrix.append(english_chinese)
            i = i + 1
    else:
        print('error')



    # for j in range(len(matrix)):
    #     for row in range(len(matrix[j])):
    #         s = ""
    #         for col in range(len(matrix[j][row])):
    #             s += matrix[j][row][col]
    #             s += "    "
    #         print(s)
        
    return matrix, chinese_sentence
#matrix,_ = get_matrix()            
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------

#-*-coding:utf-8-*-
import os  
import string  
   
def count(filepath):  
    total = 0 #总行数  
    countPound = 0 #注释行数  
    countBlank = 0 #空行数  
    line = open(filepath,'r')#,encoding='utf-8')
    for li in line.readlines(): #readlines()一次性读完整个文件  
        total += 1  
        if not li.split(): #判断是否为空行  
            countBlank +=1  
        li.strip()  
        if li.startswith('#'):  
            countPound += 1  
    print(file)  
    print("countBlank:%d" % countBlank)  
    print("countPound:%d" % countPound)  
    print("total:%d" % total)  
 
 
count('result_cn')

-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

#-*-coding:utf-8-*-
def bijiao():  
     f1=open('lmt.txt','r')  
     f2=open('lh.txt','r')  
     count=0     #统计行数  
     dif=[]      #统计不同的数量序列  
     for a in f1:  
          b=f2.readline()  
          count+=1  
          if a!=b:  
              dif.append(count)  
     f1.close()  
     f2.close()  
     return dif    
c=bijiao()  
if c==0:  
     print('两个文件一样!')  
else:  
     print('有%d处不同'% len(c))  
     for each in d:  
          print('%d行不一样'% each)

原文地址:https://www.cnblogs.com/maowuyu-xb/p/7236769.html