flush python_带有示例的Python File flush（）方法

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 buffer
myfile.flush()
# writing the text again
myfile.write("\nI am good, what about you?")
# flushing the internal buffer
myfile.flush()
# writing the text again
myfile.write("\nI am good too, thanks!")
# closing the file
myfile.close()
# reading content from the file
myfile = 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: https://www.includehelp.com/python/file-flush-method-with-example.aspx

flush python

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参考文章1:Python File write() 方法参考文章2:Python中文件的读取和写入操作参考文章3:python File open()方法

flush python_带有示例的Python File flush（）方法

文件flush()方法 (File flush() Method)

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