drop voice46 from scales 1-10. fix plots breakline in title

plots.py

@@ -13,6 +13,12 @@ import hashlib
 class JPMCPlotsMixin:
     """Mixin class for plotting functions in JPMCSurvey."""
 
+    def _process_title(self, title: str) -> str | list[str]:
+        """Process title to handle <br> tags for Altair."""
+        if isinstance(title, str) and '<br>' in title:
+            return title.split('<br>')
+        return title
+
     def _sanitize_filename(self, title: str) -> str:
         """Convert plot title to a safe filename."""
         # Remove HTML tags
@@ -156,8 +162,8 @@ class JPMCPlotsMixin:
         chart_spec = chart.to_dict()
         existing_title = chart_spec.get('title', '')
         
-        # Handle different title formats (string vs dict)
-        if isinstance(existing_title, str):
+        # Handle different title formats (string vs dict vs list)
+        if isinstance(existing_title, (str, list)):
             title_config = {
                 'text': existing_title,
                 'subtitle': lines,
@@ -260,6 +266,7 @@ class JPMCPlotsMixin:
         color: str = ColorPalette.PRIMARY,
         height: int | None = None,
         width: int | str | None = None,
+        domain: list[float] | None = None,
     ) -> alt.Chart:
         """Create a bar plot showing average scores and count of non-null values for each column."""
         df = self._ensure_dataframe(data)
@@ -278,11 +285,14 @@ class JPMCPlotsMixin:
 
         # Convert to pandas for Altair (sort by average descending)
         stats_df = pl.DataFrame(stats).sort('average', descending=True).to_pandas()
+        
+        if domain is None:
+            domain = [stats_df['average'].min(), stats_df['average'].max()]
 
         # Base bar chart
         bars = alt.Chart(stats_df).mark_bar(color=color).encode(
             x=alt.X('voice:N', title=x_label, sort='-y'),
-            y=alt.Y('average:Q', title=y_label, scale=alt.Scale(domain=[0, 10])),
+            y=alt.Y('average:Q', title=y_label, scale=alt.Scale(domain=domain)),
             tooltip=[
                 alt.Tooltip('voice:N', title='Voice'),
                 alt.Tooltip('average:Q', title='Average', format='.2f'),
@@ -303,7 +313,7 @@ class JPMCPlotsMixin:
 
         # Combine layers
         chart = (bars + text).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -360,7 +370,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('count:Q', title='Count')
             ]
         ).add_params(selection).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -420,7 +430,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('count:Q', title='Count')
             ]
         ).add_params(selection).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -473,7 +483,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('count:Q', title='1st Place Votes')
             ]
         ).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -514,7 +524,7 @@ class JPMCPlotsMixin:
         )
 
         chart = (bars + text).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -571,7 +581,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('count:Q', title='Selections')
             ]
         ).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -627,7 +637,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('count:Q', title='In Top 3')
             ]
         ).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or getattr(self, 'plot_height', 400)
         )
@@ -713,7 +723,7 @@ class JPMCPlotsMixin:
         # Combine layers
         chart = (bars + text).properties(
             title={
-                "text": title,
+                "text": self._process_title(title),
                 "subtitle": [trait_description, "(Numbers on bars indicate respondent count)"]
             },
             width=width or 800,
@@ -776,7 +786,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('correlation:Q', format='.2f')
             ]
         ).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or 350
         )
@@ -832,7 +842,7 @@ class JPMCPlotsMixin:
                 alt.Tooltip('correlation:Q', format='.2f')
             ]
         ).properties(
-            title=title,
+            title=self._process_title(title),
             width=width or 800,
             height=height or 350
         )