diff --git a/esbo_etc/esbo-etc.py b/esbo_etc/esbo-etc.py
index f31d026..c154753 100644
--- a/esbo_etc/esbo-etc.py
+++ b/esbo_etc/esbo-etc.py
@@ -1,31 +1,7 @@
-import esbo_etc
+import esbo_etc as etc
 import argparse
 import logging
 import sys
-import os
-
-
-def run_exosim(opt=None):
-    pass
-    # star, planet = exosim.modules.astroscene.run(opt)
-    #
-    # exosim_msg(' Stellar SED: {:s}\n'.format(os.path.basename(star.ph_filename)))
-    # exosim_msg(' Star luminosity {:f}\n'.format(star.luminosity))
-    #
-    # # Instanciate Zodi
-    # zodi = exosim.classes.zodiacal_light(opt.common.common_wl, level=1.0)
-    #
-    # exosim.exolib.sed_propagation(star.sed, zodi.transmission)
-    # # Run Instrument Model
-    # channel = exosim.modules.instrument.run(opt, star, planet, zodi)
-    # # Create Signal timelines
-    # frame_time, total_observing_time, exposure_time = exosim.modules.timeline_generator.run(opt, channel, planet)
-    # # Generate noise timelines
-    # exosim.modules.noise.run(opt, channel, frame_time, total_observing_time, exposure_time)
-    # # Save
-    # exosim.modules.output.run(opt, channel, planet)
-    #
-    # return star, planet, zodi, channel
 
 
 if __name__ == "__main__":
@@ -37,11 +13,12 @@ if __name__ == "__main__":
                         default="output")
     parser.add_argument("-v", "--version", action="version", version="ESBO-ETC version 1.0.0",
                         help="show version information")
-    args = parser.parse_args()
+    args, _ = parser.parse_known_args()  # fix for PyCharm python console
 
     logging.basicConfig(format='%(levelname)s: %(message)s', level=logging.DEBUG if args.debug else logging.WARNING,
                         stream=sys.stdout)
 
-    conf = esbo_etc.Configuration(filename=args.config).conf
+    conf = etc.Configuration(args.config).conf
 
-    # run_exosim(opt)
+    factory = etc.classes.RadiantFactory(conf.common.wl_bins())
+    parent = factory.fromConfig(conf)