cleanup notebook and make usable

utils/keyword_analysis.py

@@ -2,6 +2,23 @@ import pandas as pd
 
 from ollama import Client
 import json
+import matplotlib.pyplot as plt
+
+import random
+import matplotlib.colors as mcolors
+
+def blue_color_func( word, font_size, position, orientation, random_state=None, **kwargs):
+    # Use the provided random_state for reproducibility if available, else use random module
+    r = random_state if random_state else random
+
+    # Sample from the darker end of the 'Blues' colormap (e.g., 0.4 to 1.0)
+    # 0.0 is white/light, 1.0 is dark blue
+    min_val, max_val = 0.4, 1.0
+    color_val = r.uniform(min_val, max_val)
+
+    # Get color from matplotlib colormap
+    rgba = plt.cm.Blues(color_val)
+    return mcolors.to_hex(rgba)
 
 
 def worker_extraction(row, host, model):