python读写文件的方法?这个问题可能是我们日常学习或工作经常见到的。希望通过这个问题能让你收获颇深。下面是小编给大家带来的参考内容,让我们一起来看看吧!
创新互联主营东阿网站建设的网络公司,主营网站建设方案,成都App制作,东阿h5重庆小程序开发公司搭建,东阿网站营销推广欢迎东阿等地区企业咨询
python怎么读写文件?
读取操作
# 一次性读取整个文件内容 with open('致橡树.txt', 'r', encoding='utf-8') as f: print(f.read()) # 通过for-in循环逐行读取 with open('致橡树.txt', mode='r') as f: for line in f: print(line, end='') time.sleep(0.5) print() # 读取文件按行读取到列表中 with open('致橡树.txt') as f: lines = f.readlines() print(lines)
写入操作
import csv class Teacher(object): def __init__(self, name, age, title): self.__name = name self.__age = age self.__title = title self.__index = -1 @property def name(self): return self.__name @property def age(self): return self.__age @property def title(self): return self.__title filename = 'teacher.csv' teachers = [Teacher('骆昊', 38, '叫兽'), Teacher('狄仁杰', 25, '砖家')] try: with open(filename, 'w') as f: writer = csv.writer(f) for teacher in teachers: writer.writerow([teacher.name, teacher.age, teacher.title]) except BaseException as e: print('无法写入文件:', filename) else: print('保存数据完成!')
with open('prime.txt', 'w') as f: for num in range(2, 100): f.write(str(num) + '\n')
感谢各位的阅读!看完上述内容,你们对python读写文件的方法大概了解了吗?希望文章内容对大家有所帮助。如果想了解更多相关文章内容,欢迎关注创新互联行业资讯频道。