JP-3589: fixed deprecated code from numpy 2.0 release

CHANGES.rst

@@ -1,6 +1,11 @@
 1.14.1 (unreleased)
 ===================
 
+ami
+---
+
+- Replaced deprecated ``np.mat()`` with ``np.asmatrix()``. [#8415]
+
 associations
 ------------
 
@@ -16,6 +21,11 @@ documentation
 - Added docs for the NIRSpec MSA metadata file to the data products area of RTD.
   [#8399]
 
+extract_1d
+----------
+
+- Replaced deprecated ``np.trapz`` with ``np.trapezoid()``. [#8415]
+
 pipeline
 --------
 

jwst/ami/leastsqnrm.py

@@ -615,7 +615,7 @@
             from linearfit import linearfit
 
             # dependent variables
-            M = np.mat(flatimg)
+            M = np.asmatrix(flatimg)
 
             # photon noise
             noise = np.sqrt(np.abs(flatimg))
@@ -625,9 +625,9 @@
 
             # uniform weight
             wy = weights
-            S = np.mat(np.diag(wy))
+            S = np.asmatrix(np.diag(wy))
             # matrix of independent variables
-            C = np.mat(flatmodeltransp)
+            C = np.asmatrix(flatmodeltransp)
 
             # initialize object
             result = linearfit.LinearFit(M, S, C)

jwst/extract_1d/soss_extract/atoca.py

@@ -1485,7 +1485,7 @@
 
             # Integrate
             integrand = fct_f_k(x_grid) * x_grid
-            bin_val.append(np.trapz(integrand, x_grid))
+            bin_val.append(np.trapezoid(integrand, x_grid))
 
         # Convert to array and return with the pixel centers.
         return pix_center, np.array(bin_val)