Merge pull request #1 from cmohite/codex/find-and-fix-a-bug-in-codebase

Fix cold_days sorting

Author: cmohite

days/49-51-measuring-perf/demo/starter_csv_code/research.py

@@ -53,7 +53,7 @@ def hot_days() -> List[Record]:
 
 
 def cold_days() -> List[Record]:
-    return sorted(data, key=lambda r: r.actual_max_temp)
+    return sorted(data, key=lambda r: r.actual_min_temp)
 
 
 def wet_days() -> List[Record]: