implement the exception

microslaw · microslaw · commit d34ec00d2153 · 2025-06-05T22:45:50.000Z
diff --git a/pandas/core/sample.py b/pandas/core/sample.py
@@ -150,6 +150,9 @@ def sample(
         else:
             raise ValueError("Invalid weights: weights sum to zero")
 
+        if weight_sum > 1 and replace:
+            raise ValueError("Invalid weights: When `replace`=True weights must add up to less than 1")
+
     return random_state.choice(obj_len, size=size, replace=replace, p=weights).astype(
         np.intp, copy=False
     )

Original file line number	Diff line number	Diff line change
`@@ -150,6 +150,9 @@ def sample(`
`150`	`150`	`else:`
`151`	`151`	`raise ValueError("Invalid weights: weights sum to zero")`
`152`	`152`
	`153`	`+ if weight_sum > 1 and replace:`
	`154`	+ raise ValueError("Invalid weights: When `replace`=True weights must add up to less than 1")
	`155`	`+`
`153`	`156`	`return random_state.choice(obj_len, size=size, replace=replace, p=weights).astype(`
`154`	`157`	`np.intp, copy=False`
`155`	`158`	`)`