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Python Program to Append to a File

In this example, you will learn to append to a file.

To understand this example, you should have the knowledge of the following Python programming topics:


Open file in append mode and write to it

The content of the file my_file.txt is

honda 1948
mercedes 1926
ford 1903

The source code to write to a file in append mode is:

with open("my_file.txt", "a") as f:
   f.write("new text")

The content of the file after appending a text to it is:

honda 1948
mercedes 1926
ford 1903new text

Open the file in append 'a' mode, and write to it using write() method. Inside write() method, a string "new text" is passed. This text is seen on the file as shown above.


If you want to learn more about different types of file opening modes, please refer to Python file I/O.

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