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  1. What is the purpose of the single underscore "_" variable in Python?

    May 5, 2011 · Underscore _ is considered as " I don't care " or " throwaway " variable in Python The python interpreter stores the last expression value to the special variable called _.

  2. How do I create a multiline Python string with inline variables ...

    I'm looking to see if there is something similar to $ in Perl to indicate a variable in the Python syntax. If not - what is the cleanest way to create a multiline string with variables?

  3. How to set environment variables in Python? - Stack Overflow

    I need to set some environment variables in the Python script and I want all the other scripts that are called from Python to see the environment variables' set. If I do, os.environ["DEBUSSY&q...

  4. How to save all the variables in the current python session?

    When I want to retrieve the variables, I must remember the order in which I saved the variables, and then do a pickle.load() to retrieve each variable. I am looking for some command which would save …

  5. python - How do I create variable variables? - Stack Overflow

    I heard that this is a bad idea in general, but I think it would solve some problems I have in my Python code. Is it possible to do something like this in Python? What can go wrong? If you are just trying to …

  6. python - How can I use a global variable in a function? - Stack Overflow

    Jul 11, 2016 · In Python, the module is the natural place for global data: Each module has its own private symbol table, which is used as the global symbol table by all functions defined in the module. …

  7. How can I access environment variables in Python?

    How can I access environment variables in Python? Asked 14 years, 10 months ago Modified 1 year, 10 months ago Viewed 3.5m times

  8. Is there a standardized method to swap two variables in Python?

    In Python, I've seen two variable values swapped using this syntax: left, right = right, left Is this considered the standard way to swap two variable values or is there some other means by which ...

  9. looping over all member variables of a class in python

    How do you get a list of all variables in a class thats iteratable? Kind of like locals(), but for a class class Example(object): bool143 = True bool2 = True blah = False foo = Tru...

  10. python - How to clear variables in ipython? - Stack Overflow

    Apr 8, 2014 · Sometimes I rerun a script within the same ipython session and I get bad surprises when variables haven't been cleared. How do I clear all variables? And is it possible to force this somehow …