add ci workflows (#1)

Reviewed-on: godber/embedding-buddy#1

src/embeddingbuddy/visualization/colors.py

@@ -1,33 +1,36 @@
-from typing import List, Dict, Any
+from typing import List
 import plotly.colors as pc
 from ..models.schemas import Document
 
 
 class ColorMapper:
-    
     @staticmethod
     def create_color_mapping(documents: List[Document], color_by: str) -> List[str]:
-        if color_by == 'category':
+        if color_by == "category":
             return [doc.category for doc in documents]
-        elif color_by == 'subcategory':
+        elif color_by == "subcategory":
             return [doc.subcategory for doc in documents]
-        elif color_by == 'tags':
-            return [', '.join(doc.tags) if doc.tags else 'No tags' for doc in documents]
+        elif color_by == "tags":
+            return [", ".join(doc.tags) if doc.tags else "No tags" for doc in documents]
         else:
-            return ['All'] * len(documents)
-    
+            return ["All"] * len(documents)
+
     @staticmethod
     def to_grayscale_hex(color_str: str) -> str:
         try:
-            if color_str.startswith('#'):
-                rgb = tuple(int(color_str[i:i+2], 16) for i in (1, 3, 5))
+            if color_str.startswith("#"):
+                rgb = tuple(int(color_str[i : i + 2], 16) for i in (1, 3, 5))
             else:
-                rgb = pc.hex_to_rgb(pc.convert_colors_to_same_type([color_str], colortype='hex')[0][0])
-            
+                rgb = pc.hex_to_rgb(
+                    pc.convert_colors_to_same_type([color_str], colortype="hex")[0][0]
+                )
+
             gray_value = int(0.299 * rgb[0] + 0.587 * rgb[1] + 0.114 * rgb[2])
-            gray_rgb = (gray_value * 0.7 + rgb[0] * 0.3, 
-                       gray_value * 0.7 + rgb[1] * 0.3, 
-                       gray_value * 0.7 + rgb[2] * 0.3)
-            return f'rgb({int(gray_rgb[0])},{int(gray_rgb[1])},{int(gray_rgb[2])})'
-        except:
-            return 'rgb(128,128,128)'
+            gray_rgb = (
+                gray_value * 0.7 + rgb[0] * 0.3,
+                gray_value * 0.7 + rgb[1] * 0.3,
+                gray_value * 0.7 + rgb[2] * 0.3,
+            )
+            return f"rgb({int(gray_rgb[0])},{int(gray_rgb[1])},{int(gray_rgb[2])})"
+        except:  # noqa: E722
+            return "rgb(128,128,128)"