Optional chaining for Python objects: foo?.bar?.baz

by

If it’s a dictionary you can use get(keyname, value)

{'foo': {'bar': 'baz'}}.get('foo', {}).get('bar')

More Related Contents:

  1. how to check if the number is in the list [duplicate]
  2. Is there a way to ordinate numbers in a list?
  3. Count consecutive spaces(&nbsp) at the start of the string in Python [closed]
  4. How do I sort this list in Python 3? [duplicate]
  5. How do you fix “runtimeError: package fails to pass a sanity check” for numpy and pandas?
  6. Extracting text from a PDF file using PDFMiner in python?
  7. How to Center Text in Pygame
  8. How to get the latest file in a folder?
  9. Python – TypeError: ‘int’ object is not iterable
  10. Can I install Python 3.x and 2.x on the same Windows computer?
  11. How to install pip for Python 3 on Mac OS X?
  12. How can I get 2.x-like sorting behaviour in Python 3.x?
  13. count the number of occurrences of a certain value in a dictionary in python?
  14. Powersets in Python using itertools
  15. How to upgrade Python version to 3.7? [closed]
  16. Showing all index values when using multiIndexing in Pandas
  17. How to create a modal dialog in tkinter?
  18. python – While Loop causes entire program to crash in Tkinter
  19. Python 3.7.0 No module named ‘PyQt5.QtWebEngineWidgets’
  20. How to use collections.abc from both Python 3.8+ and Python 2.7
  21. How do I disable the ssl check in python 3.x?
  22. How to set class attribute with await in __init__
  23. Confused about Python’s id() [duplicate]
  24. Deleting consonants from a string in Python
  25. TypeError: attack() missing 1 required positional argument: ‘self’
  26. Python 3.4: How to import a module given the full path? [duplicate]
  27. Why do I get “TypeError: not all arguments converted during string formatting” trying to substitute a placeholder like {0} using %?
  28. What are assignment expressions (using the “walrus” or “:=” operator)? Why was this syntax added?
  29. bash: Python import – Command not found for pandas
  30. TypeError: cannot unpack non-iterable NoneType object

Leave a Comment