Pointers in Python?

by

There’s no way you can do that changing only that line. You can do: 

a = [1]
b = a
a[0] = 2
b[0]

That creates a list, assigns the reference to a, then b also, uses the a reference to set the first element to 2, then accesses using the b reference variable.

More Related Contents:

  1. Are Python variables pointers? Or else, what are they?
  2. Simulating Pointers in Python
  3. Python & Ctypes: Passing a struct to a function as a pointer to get back data
  4. Why does using multiplication operator on list create list of pointers? [duplicate]
  5. How to pass a 2d array from Python to C?
  6. How to change the location of the pointer in python?
  7. Wrapping a pre-initialized pointer in a cython class
  8. What is Perl's equivalent of Python's time.time()? [closed]
  9. The letter ‘n’ is invalid syntax in Python? [closed]
  10. How to specify multiple return types using type-hints
  11. join list of lists in python [duplicate]
  12. How can I convert radians to degrees with Python?
  13. Extending list returns None [duplicate]
  14. Define css class in django Forms
  15. How do I add default parameters to functions when using type hinting?
  16. Spark union of multiple RDDs
  17. Downloading and unzipping a .zip file without writing to disk
  18. Convolving image with kernel in Fourier domain
  19. How can I loop over entries in JSON?
  20. How to create a file name with the current date & time in Python?
  21. How can I create a full path to a file from parts (e.g. path to the folder, name and extension)?
  22. Regexp to remove specific number of occurrences of character only
  23. QuerySet, Object has no attribute id – Django
  24. Can I somehow “compile” a python script to work on PC without Python installed?
  25. ValueError: Input 0 is incompatible with layer lstm_13: expected ndim=3, found ndim=4
  26. Django Multiple Databases – relation does not exist; LINE 1: SELECT COUNT(*) AS “__count” FROM
  27. How to document default None/null in OpenAPI/Swagger using FastAPI?
  28. How to create 3D scatter animations
  29. How to measure download speed and progress using requests?
  30. Python: Return 2 ints for index in 2D lists given item

Leave a Comment