improve printing of units debug info

recipe.py

@@ -12,6 +12,7 @@ from app.activities.RecipeEditor import RecipeEditor
 from app.data.QueryManager import QueryManager, display_mapper
 from app.palette import high_contrast
 from app import parse_recipe
+import pandas as pd
 import sys
 
 try:
@@ -47,6 +48,7 @@ cur.execute("BEGIN;")
 with open('units.sql') as f:
     to_exec = ''
     quote = False
+    conn.add_notice_handler(lambda x: print(f"[{x.severity}] {x.message_primary}"))
     for line in filter(lambda x: x.strip() not in ('BEGIN;','ROLLBACK;'), f):
         if line.startswith("""$$"""):
             quote = True if not quote else False
@@ -57,10 +59,19 @@ with open('units.sql') as f:
             continue
         cur.execute(to_exec)
         try:
-            print(cur.fetchall())
+            data = pd.DataFrame(cur.fetchall(), columns=[
+                x.name for x in cur.description
+            ])
+            if not data.empty:
+                print()
+                print(cur._last_query)
+            print(data.to_string(index=False))
+            
         except psycopg.ProgrammingError:
             pass
         to_exec = ''
+    
+    input("Press enter to continue")
 
 activity_manager = ActivityManager()
 query_manager = QueryManager(cur, display_mapper)