MAINT: fixes for numpy>=2

bilby/core/utils/io.py

@@ -264,9 +264,9 @@ def encode_for_hdf5(key, item):
 
     if isinstance(item, np.int_):
         item = int(item)
-    elif isinstance(item, np.float_):
+    elif isinstance(item, np.float64):
         item = float(item)
-    elif isinstance(item, np.complex_):
+    elif isinstance(item, np.complex128):
         item = complex(item)
     if isinstance(item, np.ndarray):
         # Numpy's wide unicode strings are not supported by hdf5

bilby/gw/prior.py

@@ -1436,7 +1436,7 @@ class HealPixMapPriorDist(BaseJointPriorDist):
                 self.update_distance(int(round(val)))
                 dist_samples[i] = self.distance_icdf(dist_samp[i])
         if self.distance:
-            sample = np.row_stack([sample[:, 0], sample[:, 1], dist_samples])
+            sample = np.vstack([sample[:, 0], sample[:, 1], dist_samples])
         return sample.reshape((-1, self.num_vars))
 
     def update_distance(self, pix_idx):