Fixed normalization shape mismatch and fixed resource call in tests

sedkit/spectrum.py

@@ -855,6 +855,10 @@ def norm_to_spec(self, spec, add=False, plot=False, **kwargs):
         spec0 = slf.data
         spec1 = spec.data[:, idx]
 
+        # Fix shape mismatch
+        if len(spec0[0]) < len(spec1[0]):
+            spec1 = spec1[:, 1:]
+
         # Find the normalization factor
         norm = u.minimize_norm(spec1[1], spec0[1], **kwargs)
 

sedkit/tests/test_sed.py

@@ -1,6 +1,6 @@
 import unittest
 import copy
-from pkg_resources import resource_filename
+import importlib_resources
 
 import numpy as np
 import astropy.units as q
@@ -48,7 +48,7 @@ def test_add_photometry_table(self):
         s = copy.copy(self.sed)
 
         # Add the photometry
-        f = resource_filename('sedkit', 'data/L3_photometry.txt')
+        f = str(importlib_resources.files('sedkit')/ 'data/L3_photometry.txt')
         s.add_photometry_table(f)
         self.assertEqual(len(s.photometry), 8)
 
@@ -279,7 +279,7 @@ def test_fit_modelgrid(self):
     #     s.add_spectrum(self.spec1)
     #
     #     # Add photometry
-    #     f = resource_filename('sedkit', 'data/L3_photometry.txt')
+    #     f = str(importlib_resources.files('sedkit')/ 'data/L3_photometry.txt')
     #     s.add_photometry_file(f)
     #
     #     # Fit with SPL