Gradual Typing of Production Applications

Gradual Typing of Production Applications

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Intro

1 of 26

1 of 26

Intro

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Gradual Typing of Production Applications

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  1. 1 Intro
  2. 2 ŁUKASZ LANGA
  3. 3 WHAT WE'RE GOING TO TALK ABOUT
  4. 4 WHY ANNOTATE PYTHON CODE WITH TYPES?
  5. 5 TYPE CHECK ERROR VS. RUNTIME ERROR
  6. 6 THERE'S MORE TO TYPES THAN JUST CLASSES
  7. 7 WHAT IF A FUNCTION RETURNS ANYTHING?
  8. 8 WHAT IF A FUNCTION ONLY ACCEPTS LISTS WITH STRING ELEMENTS?
  9. 9 A STRING OR NONE?
  10. 10 WHAT IF A FUNCTION RETURNS A VALUE OF THE SAME TYPE AS PASSED AS AN ARGUMENT?
  11. 11 WHAT IF A FUNCTION ACCEPTS AN INT BUT IT'S REALLY EXPECTING ONLY FBIDS?
  12. 12 WHAT IF A FUNCTION ACCEPTS A CLASS, NOT AN OBJECT?
  13. 13 TYPE INFERENCE
  14. 14 GRADUAL TYPING
  15. 15 WORKFLOW SUGGESTION #2
  16. 16 FILE-LEVEL VS. FULL PROGRAM ANALYSIS
  17. 17 WORKFLOW SUGGESTION #3
  18. 18 WORKFLOW SUGGESTION #4
  19. 19 GOTCHAS
  20. 20 ONLY ANNOTATED FUNCTIONS ARE TYPED
  21. 21 UNIONS LIMIT ALLOWED BEHAVIOR
  22. 22 OUT OF ORDER DEFINITIONS IN PYTHON 3.7
  23. 23 IMPORT CYCLES IN PYTHON 3.7
  24. 24 MUTABLE COLLECTIONS ARE INVARIANT
  25. 25 CRAZY IDEAS
  26. 26 WHERE TO GET SUPPORT?

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