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  1. What does the "at" (@) symbol do in Python? - Stack Overflow

    96 What does the “at” (@) symbol do in Python? @ symbol is a syntactic sugar python provides to utilize decorator, to paraphrase the question, It's exactly about what does decorator do in …

  2. Using 'or' in an 'if' statement (Python) - Stack Overflow

    Using 'or' in an 'if' statement (Python) [duplicate] Asked 7 years, 10 months ago Modified 2 months ago Viewed 161k times

  3. What does [:-1] mean/do in python? - Stack Overflow

    Mar 20, 2013 · Working on a python assignment and was curious as to what [:-1] means in the context of the following code: instructions = f.readline()[:-1] Have searched on here on S.O. …

  4. How do I declare custom exceptions in modern Python?

    By "modern Python" I mean something that will run in Python 2.5 but be 'correct' for the Python 2.6 and Python 3.* way of doing things. And by "custom" I mean an Exception object that can …

  5. python - How do I execute a program or call a system command?

    How do I call an external command within Python as if I had typed it in a shell or command prompt?

  6. How can I find where Python is installed on Windows?

    Mar 15, 2009 · I want to find out my Python installation path on Windows. For example: C:\\Python25 How can I find where Python is installed?

  7. python - How can I add new keys to a dictionary? - Stack Overflow

    Jun 21, 2009 · 6 I think it would also be useful to point out Python's collections module that consists of many useful dictionary subclasses and wrappers that simplify the addition and …

  8. How to create a venv with a different Python version

    Dec 20, 2021 · 100 I have different venvs in my machine in which I have Python 3.10. Now for a specific project, I realised that Python 3.10 is not suitable as some libraries are still not …

  9. How can I set up a virtual environment for Python in Visual Studio …

    Jan 9, 2019 · In my project folder I created a venv folder: python -m venv venv When I run command select python interpreter in Visual Studio Code, my venv folder is not shown. I went …

  10. Python command not working in command prompt [duplicate]

    When I type python into the command line, the command prompt says python is not recognized as an internal or external command, operable program, or batch file. What should I do? Note: I …