@dbrattli
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Fable Python ▷ F# ♥️ Python. Expression, AsyncRx, RxPY. Works at Cognite. Microsoft alumni. On a quest to bridge the worlds of F# and Python 😅
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Dag Brattli's blogs
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Python Type Annotations (part 3)
Feb 8, 2025 · 15 min read · Python Type Annotations is a tutorial in 3 parts: Part 1 | Part 2 | Part 3 (this post) Table of contents Variance in Generics Covariance Contravariance Invariance References Variance in Generics Variance in generics refers to how subtyping relati...
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