use yaml-based csst parameters in data manager

csst_common/data_manager.py

@@ -4,7 +4,7 @@ import re
 
 from astropy.io import fits
 
-from .params import cp
+from .params import CSST_PARAMS as CP
 
 
 class CsstMbiDataManager:
@@ -69,7 +69,7 @@ class CsstMbiDataManager:
         >>> # define an L1 file (non-detector-specified)
         >>> dm.l1_file("flipped_image.fits")
         """
-        assert ver_sim in cp.sim.VERSIONS
+        assert ver_sim in CP["sim"]["versions"]
 
         self.dir_l0 = dir_l0
         self.dir_l1 = dir_l1
@@ -84,7 +84,7 @@ class CsstMbiDataManager:
         fps_cat = self.glob_cat(dir_l0, ver_sim=ver_sim)
 
         if force_all_detectors:
-            assert len(fps_img) == len(cp.mbi.DETECTORS)
+            assert len(fps_img) == len(CP["mbi"]["detectors"])
         else:
             assert len(fps_img) > 0