fix numpy deprecations

Author: zm711

src/MEArec/generators/recordinggenerator.py

@@ -1410,9 +1410,9 @@ def generate_recordings(
 
             # compute pad samples as 3 times the low-cutoff period
             if cutoff.size == 1:
-                pad_samples_filt = 3 * int((1.0 / cutoff * fs).magnitude)
+                pad_samples_filt = 3 * int((1.0 / cutoff * fs).magnitude[0])
             elif cutoff.size == 2:
-                pad_samples_filt = 3 * int((1.0 / cutoff[0] * fs).magnitude)
+                pad_samples_filt = 3 * int((1.0 / cutoff[0] * fs).magnitude[0])
 
             # call the loop on chunks
             args = (

src/MEArec/simulate_cells.py

@@ -1107,7 +1107,7 @@ def get_rnd_rot_Arvo():
             random rotation matrix
         """
         gamma = np.random.uniform(0, 2.0 * np.pi)
-        rotation_z = np.matrix([[np.cos(gamma), -np.sin(gamma), 0], [np.sin(gamma), np.cos(gamma), 0], [0, 0, 1]])
+        rotation_z = np.array([[np.cos(gamma), -np.sin(gamma), 0], [np.sin(gamma), np.cos(gamma), 0], [0, 0, 1]])
         x = np.random.uniform(size=2)
         v = np.array(
             [np.cos(2.0 * np.pi * x[0]) * np.sqrt(x[1]), np.sin(2.0 * np.pi * x[0]) * np.sqrt(x[1]), np.sqrt(1 - x[1])]