Autosave: 2024-06-19 07:45:04

zk/Passing_arguments_to_Python_scripts.md

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+---
+id: 44li
+title: Passing arguments to Python scripts
+tags: [python]
+created: Wednesday, June 19, 2024
+---
+
+# Passing arguments to Python scripts
+
+`sys.argv` is a list that contains the command-line arguments passed to a Python
+scripts.
+
+- `sys.argv[0]` = the name of script
+- `sys.argv[1]` = the first argument
+- `sys.argv[2]` = the second argument, and so on
+
+Example invocation:
+
+```sh
+python3 ./my_script.py argument_one argument_two
+
+```
+
+```python
+import sys
+
+print(sys.argv[0])
+print(sys.arg)
+print(sys.argv[1])
+
+# my_script.py
+# ['my_script.py', 'argyment_one', 'argument_two']
+# argument_one
+
+```