D08-python Learning file operation

File operations

1, the first knowledge of file operation

2. Read Only (R,RB)

3. Write only (W,WB)

4. Append (A,ab)

5, r+ Read and write

6, w+ write read

7, A + write read (append write read)

8. Other methods of operation

9, file modification and another way to open the file handle

First, the initial knowledge of file operations

Using Python to read and write files is a very simple operation. Commonly used open methods are: R,w,a,r+,w+,a+,rb,wb,ab,r+b,w+b,a+b default is R (read-only mode)

Second, read-only operation (R,RB)

D08-python Learning file operation