Increasing score-by-jam line width and forcing dark mode if either team is white

src/jamstats/plots/basic_plots.py

@@ -134,11 +134,13 @@ def plot(self, derby_game: DerbyGame) -> Figure:
         sns.lineplot(x="prd_jam", y="TotalScore",
                     data=pdf_jam_data_long[pdf_jam_data_long.team == derby_game.team_1_name],
                                             label=derby_game.team_1_name,
-                    estimator=None, color=team_color_palette[0])
+                    estimator=None, color=team_color_palette[0],
+                    linewidth=5)
         sns.lineplot(x="prd_jam", y="TotalScore",
                     data=pdf_jam_data_long[pdf_jam_data_long.team == derby_game.team_2_name],
                                             label=derby_game.team_2_name,
-                    estimator=None, color=team_color_palette[1])
+                    estimator=None, color=team_color_palette[1],
+                    linewidth=5)
 
         # determine break betwen periods, if any. Draw a line there.
         n_periods = len(set(derby_game.pdf_jams_data.PeriodNumber))

src/jamstats/plots/plot_util.py

@@ -10,6 +10,7 @@
 import random
 from matplotlib.pyplot import Figure
 from pandas.api.types import CategoricalDtype
+from PIL import ImageColor
 
 from abc import ABC, abstractmethod
 
@@ -99,8 +100,34 @@ def prepare_to_plot(theme:str = DEFAULT_THEME) -> None:
     logger.info(f"Using theme {theme}")
     sns.set_style(theme)
 
+def _color_is_near_white(color) -> bool:
+    """Determine whether a color is close to white
+
+    Args:
+        color: color or string
+
+    Returns:
+        bool: whether color is close to white
+    """
+    if type(color) == str:
+        color = ImageColor.getrgb(color)
+    try:
+        if min(color) > 250:
+            return True
+    except Exception:
+        logger.info("Can't determine whether team color is white")
+        pass
+    return False
 
 def make_team_color_palette(derby_game: DerbyGame):
+    # Addressing issue 197: if either team is close to white,
+    # force dark theme
+    if (
+        _color_is_near_white(derby_game.team_color_1) or
+        _color_is_near_white(derby_game.team_color_2)
+    ):
+        logger.warning("A team is white, so forcing dark theme.")
+        sns.set_style("dark")
     return sns.color_palette([derby_game.team_color_1, derby_game.team_color_2])