flush python

文件flush()方法 (File flush() Method)

flush() method is an inbuilt method in Python, it is used to clear/flush the internal buffer, it is best practice while working with fila handling in Python, the internal buffer can be cleared before writing/appending the new text to the file.

flush()方法是Python中的内置方法，用于清除/刷新内部缓冲区，这是在Python中处理fila处理时的最佳实践，可以在将新文本写入/添加到文件之前清除内部缓冲区。

Syntax:

句法：

file_object.flush()

Parameter(s):

参数：

• It does not accept any parameter.

  它不接受任何参数。

Return value:

返回值：

The return type of this method is <class 'NoneType'>, it returns nothing.

此方法的返回类型为<class'NoneType'> ，它什么也不返回。

Example:

例：

# Python File flush() Method with Example# creating a file myfile = open("hello.txt", "w")# writing text to the file myfile.write("Hello friends, how are you?")# flushing the internal buffermyfile.flush()# writing the text againmyfile.write("\nI am good, what about you?")# flushing the internal buffermyfile.flush()# writing the text againmyfile.write("\nI am good too, thanks!")# closing the filemyfile.close()# reading content from the filemyfile = open("hello.txt", "r")print("file content...")print(myfile.read())myfile.close()

Output

输出量

file content...Hello friends, how are you?I am good, what about you?I am good too, thanks!

翻译自:

flush python