MNT: drop device= in cov weights

Author: bruAristimunha

src/array_api_extra/_delegation.py

@@ -230,13 +230,10 @@ def cov(
 
     if m.ndim <= 2 and integer_correction:
         if is_torch_namespace(xp):
-            device = get_device(m)
             fw = (
-                None
-                if frequency_weights is None
-                else xp.asarray(frequency_weights, device=device)
+                None if frequency_weights is None else xp.asarray(frequency_weights)
             )
-            aw = None if weights is None else xp.asarray(weights, device=device)
+            aw = None if weights is None else xp.asarray(weights)
             return xp.cov(m, correction=int(correction), fweights=fw, aweights=aw)
         # `dask.array.cov` forces `.compute()` whenever weights are given:
         # its internal `if fact <= 0` check on a lazy 0-D scalar triggers

src/array_api_extra/_lib/_funcs.py

@@ -299,16 +299,15 @@ def cov(
     m = atleast_nd(m, ndim=2, xp=xp)
     m = xp.astype(m, dtype)
 
-    device = _compat.device(m)
     fw = (
         None
         if frequency_weights is None
-        else xp.astype(xp.asarray(frequency_weights, device=device), dtype)
+        else xp.astype(xp.asarray(frequency_weights), dtype)
     )
     aw = (
         None
         if weights is None
-        else xp.astype(xp.asarray(weights, device=device), dtype)
+        else xp.astype(xp.asarray(weights), dtype)
     )
     if fw is None and aw is None:
         w = None