Whee, good night.

papiezator/pope_utils.py

@@ -27,20 +27,22 @@ def select_best_pope(aspect_ratio):
         r_lte = abs(aspect_ratio - lte[0].aspect_ratio)
         r_gte = abs(aspect_ratio - gte[0].aspect_ratio)
         if r_lte >= r_gte:
-            pp = PerfectPope(aspect_ratio=aspect_ratio, pope=gte[0]).save()
-            return gte[0].path
+            return _select_pope(aspect_ratio, gte[0])
         else:
-            pp = PerfectPope(aspect_ratio=aspect_ratio, pope=lte[0]).save()
-            return lte[0].path
+            return _select_pope(aspect_ratio, lte[0])
+
+
+def _select_pope(aspect_ratio, pope):
+    pp = PerfectPope(aspect_ratio=aspect_ratio, pope=pope)
+    pp.save()
+    return pope.path
+
 
 
 class PopeMaster:
     def __init__(self):
         pass
 
-    def parse_popes(self):
-        self.parse_pope("papiez.jpg")
-
     def parse_pope(self, pope):
         im = Image.open(pope)
         width, height = im.size

papiezator/views.py

@@ -3,7 +3,7 @@ from django.shortcuts import render
 from django.http import HttpResponse
 from PIL import Image
 from io import BytesIO # FIXME:
-from papiezator.pope_utils import select_best_pope
+from papiezator.pope_utils import select_best_pope, ENOPopeException
 
 
 def index(request):
@@ -16,11 +16,14 @@ def conclave(request, width, height):
     width, height = int(width), int(height)
     if width > 0 and height > 0:
         aspect_ratio = width/height
-        pope = select_best_pope(aspect_ratio)
+        try:
+            pope = select_best_pope(aspect_ratio)
+        except ENOPopeException:
+            return("czarny dym")
 
         im = Image.open(pope)
         im = im.resize((width, height))
-        f = BytesIO()
+        f = BytesIO() # FIXME: ceriously.
         im.save(f, "jpeg")
         f.seek(0)
         return HttpResponse(f.read(), mimetype="image/jpeg")