标签:text write 实验 str print txt open
task3:
with open('data3.txt','r+', encoding='UTF-8') as f: x = [line.strip('\n') for line in f] x.pop(0) x_print = [eval(i) for i in x] print(f"原始数据:\n{x_print}") x_new = [round(eval(i)) for i in x] print(f'四舍五入后的数据:\n{x_new}') with open('data3_processed.txt','w') as f: write1 = ['原始数据'] + [str(i) for i in x] write2 = ['四舍五入后的数据'] + [str(i) for i in x_new] for i in range(len(x)): f.write(f"{write1[i]}\t{write2[i]}\n")
task4:
with open('data4.txt','r+',encoding='utf-8') as f: str=[i.strip('\n').split('\t') for i in f] a=str.pop(0) str.sort(key=lambda x : (x[2],-int(x[-1]))) print('\t'.join(a)) for i in str: print('\t'.join(i)) with open('data4_progressed.txt','w') as f: f.write('\t'.join(a)) f.write('\n') for i in str: f.write('\t'.join(i)) f.write('\n')
task5:
with open('data5.txt', 'r+', encoding='UTF-8') as f: text = ''.join([i for i in f]) print(f'行数:{len(text.splitlines())}') print(f'单词数:{len(text.split())}') print(f"空格数:{text.count(' ')}") print(f'字符数:{len(text)}') with open('data5_with_line.txt', 'w', encoding='UTF-8') as f: for i in range(len(text.splitlines())): f.write('{} {}'.format(i+1,text.split('\n')[i])) f.write('\n')
标签:text,write,实验,str,print,txt,open 来源: https://www.cnblogs.com/haihaihai/p/16282086.html
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