How Python files are processed

Open file: File (' Test.tx ', ' RB '), if not plus mode, the default is read-only mode to open files.

Open File Mode:

1. W: Open file in write-only mode

2. R: Open file in read-only mode

3. A: Open file in Append mode

4. r+: Open in read/write mode

5. w+: Open in read-write mode

6. A +: Open in additional read mode

Close file: f.close, File Open, after processing, be sure to remember to close the file.

File Common methods

F.readline (): reads a row

F.readlines (): Read all rows of the file

F.write ("): Write File

F.strip (): Stripping spaces and newline characters, S.strip (' \ n ') means stripping line breaks

F.split (): Separated by a space, F.split (': ') denotes ":" As the delimiter

F.flush: Updating files (writing files from memory)

F.seek (0): Back to the beginning of the file

This article is from the "Spark" blog, be sure to keep this source http://154883753.blog.51cto.com/470223/1733285

How Python files are processed