How to run a python program after writing it

There are two ways to run a program in Python: 1. Use the Python interpreter; 2. Call the script directly. Specific steps include: ① Create a Python script file; ② Open a terminal or command prompt; ③ Navigate to the script directory; ④ Use the corresponding method to run the script; ⑤ View the output.

How to run programs in Python

To run Python programs, there are two main methods:

1. Using the Python interpreter

• In a terminal or command prompt, type the following command:

<code>python script.py</code>

• where "script.py" is the name of the Python script file to run.

2. Call the script directly

• If Python has been added to the system path:

  • In a terminal or command prompt, type the following command:

<code>./script.py</code>

• If Python is not added to the system path:

  • In the terminal or command prompt, type the following command:

<code>python3 script.py</code>

Detailed steps:

• Create a Python script file: Use a text editor or IDE to create a file and add Python code. Save the file with a .py extension, such as "script.py".
• Open a terminal or command prompt: Open a terminal window or command prompt on your operating system.
• Navigate to the script directory: Use the cd command to navigate to the directory containing the Python script file.
• Run the script: Use one of the above methods to run the script.
• View the output: After the program runs, the output will be displayed in the terminal or command prompt.

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