fix bug on directory creation

Author: JulianGeis

scripts/pypsa-de/regret_plots.py

@@ -105,9 +105,8 @@ def aggregate_by_keywords(opex_comp_agg, groups):
         networks[year][scenario][decision] = pypsa.Network(fn)
 
     # ensure output directory exist
-    for dir in snakemake.output[-1]:
-        if not os.path.exists(dir):
-            os.makedirs(dir)
+    if not os.path.exists(snakemake.output[-1]):
+        os.makedirs(snakemake.output[-1])
 
     # Plot electricity price duration curves
 

scripts/pypsa-de/regret_plots_lt.py

@@ -256,9 +256,8 @@ def plot_capacity_comparison(
             vars_dict["LowDemand"] = df
 
     # ensure output directory exist
-    for dir in snakemake.output[-1]:
-        if not os.path.exists(dir):
-            os.makedirs(dir)
+    if not os.path.exists(snakemake.output[-1]):
+        os.makedirs(snakemake.output[-1])
 
     # Capacity plot DE