fix(python): Normalize by default in Series.entropy like Expr.entropy does (pola-rs#18493)

orlp · web-flow · commit 4dc90a9671fb · 2024-08-31T13:47:33.000+02:00
diff --git a/py-polars/polars/series/series.py b/py-polars/polars/series/series.py
@@ -2565,7 +2565,7 @@ def unique_counts(self) -> Series:
         ]
         """
 
-    def entropy(self, base: float = math.e, *, normalize: bool = False) -> float | None:
+    def entropy(self, base: float = math.e, *, normalize: bool = True) -> float | None:
         """
         Computes the entropy.
 

Original file line number	Diff line number	Diff line change
`@@ -2565,7 +2565,7 @@ def unique_counts(self) -> Series:`
`2565`	`2565`	`]`
`2566`	`2566`	`"""`
`2567`	`2567`
`2568`		`- def entropy(self, base: float = math.e, *, normalize: bool = False) -> float \| None:`
	`2568`	`+ def entropy(self, base: float = math.e, *, normalize: bool = True) -> float \| None:`
`2569`	`2569`	`"""`
`2570`	`2570`	`Computes the entropy.`
`2571`	`2571`