bugfix global_ranges

reaction_cime/helper_functions.py

@@ -48,8 +48,12 @@ def preprocess_dataset(df):
 def generate_global_ranges(domain):
     ranges = {}
     for col_sub in time_series_cols_diverging:
-        global_min = min(domain[[col for col in domain.columns if col_sub in col]].fillna(0).min())
-        global_max = max(domain[[col for col in domain.columns if col_sub in col]].fillna(0).max())
+        sub_frame = domain[[col for col in domain.columns if col_sub in col]].fillna(0)
+        print("---", sub_frame.empty)
+        if sub_frame.empty:
+            continue
+        global_min = min(sub_frame.min())
+        global_max = max(sub_frame.max())
 
         global_range = max(abs(global_min), abs(global_max))
         # global_range = round(global_range) # do we want to be rounded?