Update 2 files

- /README.md
- /beambackgrounds.json

README.md

@@ -16,12 +16,12 @@ The YAML maps beambackgroundfiles to different locations and adds some metadata.
 import basf2 as b2
 import simulation as si
 import os 
-os.environ["BEAMBACKGROUND_YAML"] = "/work/jeppelt/etpackground/_beambackgrounds.yaml"
+os.environ["BEAMBACKGROUND_JSON"] = "/work/jeppelt/etpackground/beambackgrounds.json"
 from bb2etp import *
 
 bbs = get_beam_background_by_key("26_898") #, get_beam_background_by_key("26_1485")]
 
-for gt in bbs.get_global_tags:
+for gt in bbs.global_tags:
     print(gt)
     b2.conditions.append_globaltag(gt)