Python 读文件

文件名称及内容如下：

 文件和程序存放于同一个文件夹目录中。

读文件的三种不同方式：

filename = 'pi_digits.txt'
with open(filename) as file_object:
	lines = file_object.read()
print(lines)

with open(filename) as file_object:
	for line in file_object:
		print(line.strip())
print("\n")
with open(filename) as file_object:
	lines = file_object.readlines()
for line in lines:
	print(line.strip())

结果展示：