128 incorrect implementation imbalance plotted on the wrong side

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "pytrnsys_process"
-version = "0.0.28"
+version = "0.0.29"
 authors = [
     { name="Alex Hobé", email="alex.hobe@ost.ch" },
     { name="Sebastian Swoboda", email="sebastian@swoboda.ch" },

pytrnsys_process/plot/plot_wrappers.py

@@ -281,6 +281,9 @@ def energy_balance(
             q_in_columns + q_out_columns
         ].sum(axis=1)
 
+    # imbalance is visually added where it is missing.
+    df_modified[q_imb_column] *= -1
+
     columns_to_plot = q_in_columns + q_out_columns + [q_imb_column]
 
     plotter = pltrs.StackedBarChart()

tests/pytrnsys_process/test_plotters.py

@@ -383,6 +383,7 @@ def test_energy_balance_imb_given(self, monthly_data):
         self.assert_plots_match(actual_imb_given, expected)
 
     def test_energy_balance_imb_calculated(self, monthly_data):
+        """Exaggerating dQ to really make imbalance show up."""
         # Setup
         actual_imb_calculated = (
             const.DATA_FOLDER
@@ -392,6 +393,7 @@ def test_energy_balance_imb_calculated(self, monthly_data):
             const.DATA_FOLDER
             / "plotters/energy-balance/expected_calculated.png"
         )
+        monthly_data["QSnk60dQ"] *= 100
 
         # Execute
         fig, _ = plot.energy_balance(
@@ -417,6 +419,8 @@ def test_energy_balance_fig_and_ax(self, monthly_data):
         )
         fig, ax = get_fig_and_ax()
 
+        monthly_data["QSnk60dQ"] *= 100
+
         # Execute
         _, _ = plot.energy_balance(
             monthly_data,