r, Read - Default value. Opens a file for reading, error if the file does not exist, w, Write - Opens a file for writing, creates the file if it does not exist, x, Create - Creates the specified file, returns an error if the file exists, a, Append - Opens a file for appending, creates the file if it does not exist, t, Text - Default value. Text mode, b, Binary - Binary mode (e.g. images).

Python File Handling

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