Read in Python 3.10

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Category: File | Language: Python 3.10

To read a file in Python 3.10, you can use the built-in open() function. It takes two arguments: the file name/path and the mode in which to open the file ('r' for read mode, 'w' for write mode, 'a' for append mode, and more).

Here is an example of how to read a file in Python 3.10:

# open the file in read mode
with open('file.txt', 'r') as file:
    # read the content of the file
    content = file.read()
    # print the content
    print(content)

In this example, file.txt is the name of the file that we want to read. The with statement ensures that the file will be properly closed after it has been read.

The read() method is used to read the content of the file as a string. After reading the file, the content is printed using the print() function.

If you want to read the file line by line instead of reading the entire content at once, you can use the readline() method inside a loop. Here is an example:

# open the file in read mode
with open('file.txt', 'r') as file:
    # read each line of the file
    for line in file:
        # print the line
        print(line)

This code reads the file line by line using a for loop. The loop runs through each line of the file, and the print() function is used to print the current line.