Stop special casing dispersive elements

galsim/roman/roman_bandpass.py

@@ -134,10 +134,6 @@ def getBandpasses(AB_zeropoint=True, default_thin_trunc=True, **kwargs):
     bandpass_dict = {}
     # Loop over the bands.
     for index, bp_name in enumerate(data.dtype.names[1:]):
-        # Need to skip the prism and grism (not used for weak lensing imaging).
-        if bp_name=='Grism_1stOrder' or bp_name=='Grism_0thOrder':
-            continue
-
         # Initialize the bandpass object.
         # Convert effective area units from m^2 to cm^2.
         # Also divide by the nominal Roman collecting area to get a dimensionless throughput.
@@ -154,10 +150,9 @@ def getBandpasses(AB_zeropoint=True, default_thin_trunc=True, **kwargs):
             bp = bp.withZeropoint('AB')
 
         # Store the sky level information as an attribute.
-        if bp_name!='SNPrism':
-            bp._ecliptic_lat = ecliptic_lat
-            bp._ecliptic_lon = ecliptic_lon
-            bp._sky_level = sky_data[2+index, :]
+        bp._ecliptic_lat = ecliptic_lat
+        bp._ecliptic_lon = ecliptic_lon
+        bp._sky_level = sky_data[2+index, :]
 
         # Add it to the dictionary.
         bp.name = bp_name if bp_name != 'W149' else 'W146'