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Both codes give the same result. file1 = open('output_test1.txt', 'w') for x in range(9): print(x, file =file1)

（第三種方法是使用檔案物件的 write() 方法；標準輸出的檔案是使用 sys.stdout 來達成的。詳細的資訊請參考對應的函式庫說明。） 通常你會想要對輸出格式有 ...

Learn 4 ways to redirect print() output from a Python program or script to a file with examples, and when to use which method.

以下Python 寫檔的用法範例分為這幾部份， Python 基本的寫檔範例寫入list 資料到檔案用print() 寫入檔案 ... print() 增加file 的參數就可以了，.

The most obvious way to do this would be to print to a file object: with open('out.txt', 'w') as f: print('Filename:', filename, file=f)

The best practice is to open the file with the open function using a with block, which will ensure that the file gets closed for you at the end of the block.

Method 1: Print To File Using Write() We can directly write to the file using the built-in function write() that we learned in our file handling tutorial.

This article explains how to write to files in Python using different modes, including creating, appending, and writing binary data.

Write to an Existing File. To write to an existing file, you must add a parameter to the open() function: a - Append - will append to the end of the file.

To open the file, use the built-in open() function. The open() function returns a file object, which has a read() method for reading the content of the file.