FIX: enable adjustment of SNR for patch sources (#39)

src/meegsim/_check.py

@@ -492,7 +492,7 @@ def check_extents(extents, n_sources):
     for extent in extents:
         if extent is not None:
             # Check if each extent is a number
-            if not isinstance(extent, (int, float)):
+            if not isinstance(extent, (int, float, np.integer, np.floating)):
                 raise ValueError(f"Extent {extent} must be a number.")
 
             # Check if each extent is positive

src/meegsim/simulate.py

@@ -180,6 +180,10 @@ def add_patch_sources(
         self._source_groups.append(patch_sg)
         self._sources.extend(patch_sg.names)
 
+        # Check if SNR should be adjusted
+        if patch_sg.snr is not None:
+            self.is_snr_adjusted = True
+
         # Return the names of newly added sources
         return patch_sg.names