execute python file command line
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title: how to execute a python file from the command line
introduction:
executing python files from the command line is a fundamental skill for any python programmer. this tutorial will guide you through the process of running python scripts directly from the terminal or command prompt on your operating system.
requirements:
step 1: create a python file
before you can execute a python script, you need to create one. open your preferred text editor and write your python code. save the file with a ".py" extension. for example, you can create a file named "example.py".
step 2: open the command line interface
open your command line interface. this could be command prompt on windows, terminal on macos, or any terminal emulator on linux.
step 3: navigate to the directory
navigate to the directory where your python file is located using the 'cd' command. for example:
step 4: execute the python file
once you're in the correct directory, you can execute the python file using the 'python' command followed by the name of the file. for example:
this command will run the python script named "example.py" in the terminal, and you should see the output:
advanced options:
using python version:
if you have multiple versions of python installed on your system, you can specify which version to use when executing the script. for example, if you want to use python 3:
passing command-line arguments:
you can pass command-line arguments to your python script using the sys.argv list. for example, if your script expects a name as an argument:
then, execute the script with an argument:
output:
conclusion:
executing python files from the command line is a simple yet powerful way to run your scripts. by following the steps outlined in this tutorial, you can easily run python scripts and leverage the full potential of the command line interface. experiment with different options and features to enhance your command line python experience.
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