writable有哪几种_带有示例的Python File writable（）方法

╰半夏微凉° 2023-03-05 13:29 205阅读 0赞

writable有哪几种

## 文件writable()方法 **(**File writable() Method**)** ##

**writable() method** is an inbuilt method in Python, it is used to check whether a file stream is writable or not in Python?

**writable()方法**是Python中的内置方法，用于检查文件流在Python中是否可写？

**Syntax:**

**句法：**

file_object.writable()

**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 'bool'>, it returns *True* if file stream is writable and returns *False* if files is not writable.

此方法的返回类型为<class'bool'> ，如果文件流可写，则返回*True，*如果文件不可写，则返回*False* 。

**Example:**

**例：**

# Python File writable() Method with Example
    
    # creating a file
    myfile1 = open("hello1.txt", "w")
    
    # checking whethet the file stream is 
    # writable or not
    print("myfile1.writable():", myfile1.writable())
    
    # closing the file
    myfile1.close()
    
    # opening file in read mode
    myfile1 = open("hello1.txt", "r")
    
    # checking whethet the file stream is 
    # writable or not
    print("myfile1.writable():", myfile1.writable())
    
    # closing the file
    myfile1.close()

**Output**

**输出量**

myfile1.writable(): True
    myfile1.writable(): False

> 翻译自: [https://www.includehelp.com/python/file-writable-method-with-example.aspx][https_www.includehelp.com_python_file-writable-method-with-example.aspx]

writable有哪几种

[https_www.includehelp.com_python_file-writable-method-with-example.aspx]: https://www.includehelp.com/python/file-writable-method-with-example.aspx