auto identify node name

csst_common/data_manager.py

@@ -306,13 +306,11 @@ class CsstMbiDataManager:
         return dm
 
     @staticmethod
-    def quick_dataset(hostname="dandelion", ver_sim="C5.2", dir_l1=".", exposure_id=100):
-        """ quick dataset generator
+    def quick_dataset(ver_sim="C5.2", dir_l1=".", exposure_id=100):
+        """ quick dataset generator for tests on dandelion or PMO
 
         Parameters
         ----------
-        hostname:
-            {dandelion, ubuntu}
         ver_sim:
             {"C5.2"}
         dir_l1:
@@ -325,6 +323,9 @@ class CsstMbiDataManager:
         CsstMbiDataManager
             the MBI data manager instance
         """
+        # auto identify node name
+        hostname = os.uname()[1]
+
         if hostname == "dandelion":
             # dandelion node
             dir_l0 = "/nfsdata/share/csst_simulation_data/Cycle-5-SimuData/multipleBandsImaging/" \
@@ -338,7 +339,7 @@ class CsstMbiDataManager:
             path_aux = "/data/sim_data/MSC_0000100/ref/MSC_{}_*_{:02d}_combine.fits"
             dir_pcref = "/home/user/L1Pipeline/msc/gaia_dr3/"
         else:
-            raise ValueError("@DM: invalid hostname! valid values are {dandelion, ubuntu}")
+            raise ValueError("@DM: invalid hostname {}!".format(hostname))
 
         return CsstMbiDataManager(ver_sim=ver_sim, dir_l0=dir_l0, dir_l1=dir_l1, dir_pcref=dir_pcref, path_aux=path_aux)