Translate metadata entry zebramode -> zebra_mode

pyzebra/ccl_io.py

@@ -17,6 +17,7 @@ META_VARS_STR = (
     "original_filename",
     "date",
     "zebra_mode",
+    "zebramode",
     "sample_name",
 )
 
@@ -136,6 +137,8 @@ def parse_1D(fileobj, data_type, log=logger):
 
         try:
             if var_name in META_VARS_STR:
+                if var_name == "zebramode":
+                    var_name = "zebra_mode"
                 metadata[var_name] = value
 
             elif var_name in META_VARS_FLOAT: