Add np.array for read-only ndarray

Author: sanggon6107

pandas/core/generic.py

@@ -9713,6 +9713,8 @@ def _where(
         else:
             if not hasattr(cond, "shape"):
                 cond = np.asanyarray(cond)
+            else:
+                cond = np.array(cond)
             cond[isna(cond)] = True
             if cond.shape != self.shape:
                 raise ValueError("Array conditional must be same shape as self")