Improved efficiency! Sharing how to quickly comment code in PyCharm

In daily software development work, we often need to comment out part of the code for debugging or adjustment. If we manually add comments line by line, this will undoubtedly increase our workload and consume time. As a powerful Python integrated development environment, PyCharm provides the function of quickly annotating code, which greatly improves our development efficiency. This article will share some methods to quickly annotate code in PyCharm and provide specific code examples.

1. Single-line comments

Single-line comments are one of the most commonly used comment methods. They are usually used to explain the function of the code or provide relevant instructions. To comment a line of code in PyCharm, you can use the shortcut key Ctrl /. Just position the cursor on the line that needs to be commented, and press the shortcut key to comment out the line of code. Here is an example:

print("Hello, World!")  # 打印Hello, World!

In the above code, we use a single line comment to explain what the print() function does.

2. Multi-line comments

Multi-line comments are suitable for commenting out a block of code or a part of longer code. In PyCharm, you can use the shortcut keys Ctrl Shift / to quickly comment multiple lines of code. Add multi-line comment symbols ''' or """ before and after the code block that needs to be commented. The example is as follows:

'''
這是一個(gè)多行注釋的示例
注釋掉了print語(yǔ)句
'''
x = 10
y = 20
'''
這是另一個(gè)多行注釋的示例
注釋掉了兩行賦值語(yǔ)句
'''

In the above code, we use '''Comment out the two code blocks.

3. Uncomment

Uncommenting in PyCharm is also very convenient. Uncommenting a single line can Use the shortcut key Ctrl /. To cancel multi-line comments, use the shortcut key Ctrl Shift /. Just position the cursor on the commented line of code and press the corresponding shortcut key. Comments can be uncommented.

4. Using template comments

PyCharm also provides a more advanced and flexible way of commenting, that is, combining code comments with code templates. By using Code template comments, we can define variables and parameters within the comment block to improve the reusability and maintainability of the code. The following is an example:

# region Description
"""
這是一個(gè)使用代碼模板注釋的示例
:param x: 第一個(gè)參數(shù)
:param y: 第二個(gè)參數(shù)
:return: 兩個(gè)參數(shù)的和
"""
# endregion
def add_numbers(x, y):
    return x + y

In the above code, we use # region and # endregion to define the comment block of the code template. Within the comment block, we use multi-line strings to describe the function of the function and define the parameters and return values ??of the function.

By mastering the above methods and techniques, we can easily and efficiently comment and uncomment code in PyCharm. This will not only improve our development efficiency, but also make our code more standardized and readable. I believe that through these techniques With the application, our development work will be more enjoyable and efficient!

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