[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

config/test/config.myopic.yaml

@@ -29,7 +29,7 @@ countries: ['BE']
 snapshots:
   start: "2013-03-01"
   end: "2013-03-08"
-  
+
 sector:
   central_heat_vent: true
 

config/test/config.perfect.yaml

@@ -44,7 +44,7 @@ electricity:
 sector:
   min_part_load_fischer_tropsch: 0
   min_part_load_methanolisation: 0
-  
+
 atlite:
   default_cutout: be-03-2013-era5
   cutouts:

scripts/make_summary_perfect.py

@@ -30,13 +30,14 @@ opt_name = {"Store": "e", "Line": "s", "Transformer": "s"}
 
 def reindex_columns(df, cols):
     investments = cols.levels[3]
-    if len(cols.names)!=len(df.columns.levels):
+    if len(cols.names) != len(df.columns.levels):
         df = pd.concat([df] * len(investments), axis=1)
-        df.columns = cols        
+        df.columns = cols
     df = df.reindex(cols, axis=1)
-    
+
     return df
 
+
 def calculate_costs(n, label, costs):
     investments = n.investment_periods
     cols = pd.MultiIndex.from_product(
@@ -48,7 +49,7 @@ def calculate_costs(n, label, costs):
         ],
         names=costs.columns.names[:3] + ["year"],
     )
-        
+
     costs = reindex_columns(costs, cols)
 
     for c in n.iterate_components(